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Streptaxidae

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  • Specimen Gulella (Wilmattina) foveolata (Preston, 1913)

    MT 359: Gulella (Wilmattina) foveolata (Preston, 1913) Gazi (Kenya) 1 paratype (fig. 49) IG 10591 Dét.: W. Adam & J. Van Goethem, 1977 Rév.: W. Adam & J. Van Goethem, 1978 2° étiquette: Gulella (s.s.) foveolata (Preston) co-Type Gazi. Kenya. (ex. Preston) Rev.: Dr. W. Adam 1951 3° étiquette: Ennea foveolata Preston co-type Gazi, Brit. East Africa Preston 20.12.10

  • Specimen Ennea disseminata Preston, 1913

    Current name: Gulella (Wilmattina) disseminata (Preston, 1913) MT 360: Gulella (Wilmattina) disseminata (Preston, 1913) près du Lac Kivu 1 (fig. 42) (topotype de Ennea disseminata, Preston, 1913) IG 10591 Rév.: W. Adam & J. Van Goethem, 1978 2° étiquette: Ptychotrema (wilmattina) disseminata (Preston, 1913) Lake Kivu (ex. Sow. & Fult., ex. Mr Andrew) Révision: Dr. W. Adam, 1951 1 ex figuré 3° étiquette: Ennea disseminata, Preston, 1913 Lake Kivu, Congo Sow. & Fult, 12.03.1918 Ex. coll. Mac Andrew

  • Specimen Ennea usagarica Crosse, 1885

    Current name: Primigulella usagarica usagarica (Crosse, 1885) ; Synonym of: Gulella usagarica (Crosse, 1885) MT.3720 ex.tiroir: 1230 Ennea usagarica Crosse, 1886 Loc: Usagara Hills Coll. Crosse ex Damon Syntype I.G.10591 2° label: Gulella (Primigulella) usagarica (Crosse, 1885) Usagara Hills Ex. Cross, ex. Damon Révision Dr. W. Adam, 1984 1 ex.

  • Specimen Ennea ovulum Bavay & Dautzenberg, 1912

    Original name: Ennea ovulum Bavay & Dautzenberg, 1912 synonym of current name: Parasinoennea ovulum (Bavay & Dautzenberg, 1912). AphiaID 1452121 (urn:lsid:marinespecies.org:taxname:1452121). Syntype. MT 2385 - Vietnam; 1° étiquette: (tiroir 1229) Ennea ovulum Bavay & Dautzenberg, 1912 Syntypes (J. Conch. 1912, p. 7) Dét. John Ablett (NHM London); 02/2011 2° étiquette: Gulella Ennea (Sinoennea) ovulum (Bavay & Dautzenberg, 1912) That Ké, ex. Messager 1908 Dét. W. Adam, 1984 3° étiquette: Ennea ovulum Bavay & Dautzenberg, 1912. Original description (of Ennea ovulum Bavay & Dautzenberg, 1912) Bavay A. & Dautzenberg P. (1912). Description de coquilles nouvelles de l'Indo-Chine.

  • Specimen Streptostele nyiroensis Connolly, 1922

    Syntype - Kenya - MT.2820 - IG:10591 - Fam: Streptaxidae Streptostele nyiroensis - 1 expl Loc: Mt Nyiro, south of lake Rudolf;8300 feet; Preston 14-12-1911 Rév: Dr W.Adam 1951. Original description Connolly, M. (1922). Notes on African non-marine Mollusca, with descriptions of many new species. The Annals and Magazine of Natural History, (9) 10 (59): 485-517, pl. 14. London. [31 October]. page(s): 508, pl. 14, fig. 23.

  • Specimen Ennea calva Dautzenberg, 1893

    Original name: Ennea calva Dautzenberg, 1893 synonym of current name: Sinoennea calva (Dautzenberg, 1894) - Syntype - RBINS, MT.2381 - Vietnam - 1° étiquette: Ennea calva Dautzenberg, 1893 Syntypes (J. Conch. 1893, p. 157) Dét. John Ablett (NHM London); 02/2011 2° étiquette: Loc. Haiphong Dorr, oct. 1892, n°884 Journ. Conch. 1893, pl. VII, f. 1 3° étiquette: Gulella (Sinoennea) calva (Dautzenberg, 1893) Révision : Dr. W. Adam, 1984 - ORIGINAL DESCRIPTION: Dautzenberg P. (1894). Mollusques nouveaux recueillis au Tonkin par M. le capitaine Em. Dorr.

  • Specimen Ennea demangei Bavay & Dautzenberg, 1912

    Original name: Ennea demangei Bavay & Dautzenberg, 1912 synonym of current name: Parasinoennea demangei (Bavay & Dautzenberg, 1912) - RBINS, MT.2382 - Syntype - 1° étiquette: Ennea demangei Bavay & Dautzenberg, 1912 Syntypes (J. Conch. 1912, p. 2) Dét. John Ablett (NHM London); 02/2011 2° étiquette: Loc. Gulella demangei (Bavay & Dautzenberg, 1912) Ile de la Table, Baie d'Along, Tonkin ex. Demange Dét. W. Adam, 1984 1 ex. cotype 3° étiquette: Ennea demangei Bavay, Cotypes - Original description: Bavay, A. & Dautzenberg, P. (1912). Description de coquilles nouvelles de l'Indo-Chine.

  • Specimen Ennea formica Bavay & Dautzenberg, 1912

    Original name: Ennea formica Bavay & Dautzenberg, 1912 synonym of current name: Parasinoennea formica (Bavay & Dautzenberg, 1912) - RBINS, MT.2383 - Syntype - Vietnam - 1° étiquette: Ennea formica Bavay & Dautzenberg, 1912 Syntypes (J. Conch. 1912, p. 4) Dét. John Ablett (NHM London); 02/2011 2° étiquette: Gulella formica (Bavay & Dautzenberg, 1912) Muong Hum, ex. Messager 1908 Dét. W. Adam, 1984 3° étiquette: Ennea formica Bavay & Dautzenberg, 1912 - Original description (of Ennea formica Bavay & Dautzenberg, 1912) Bavay, A. & Dautzenberg, P. (1912). Description de coquilles nouvelles de l'Indo-Chine.

  • Specimen Ennea fultoni Bavay & Dautzenberg, 1912

    Original name: Ennea fultoni Bavay & Dautzenberg, 1912 synonym of current name: Elma fultoni (Bavay & Dautzenberg, 1912) - Syntype - RBINS, MT.2384 - Vietnam - 1° étiquette: Ennea fultoni Bavay & Dautzenberg, 1912 Syntypes (J. Conch. 1912, p. 4)(ex. tiroir 1229) Dét. John Ablett (NHM London); 02/2011 2° étiquette: Gulella fultoni (Bavay & Dautzenberg, 1912) Trinh Tuong, Tonkin, ex. Messager 1908 Dét. W. Adam, 1984 3° étiquette: Ennea fultoni Bavay & Dautzenberg, 1912 - Original description (of Ennea fultoni Bavay & Dautzenberg, 1912) Bavay, A. & Dautzenberg, P. (1912). Description de coquilles nouvelles de l'Indo-Chine.

  • Specimen Ennea gwendolinae Preston, 1910

    Original name: Ennea gwendolinae Preston, 1910 synonym of current name: Gulella gwendolinae (Preston, 1910) - Syntype - Kenya - General label : MT.2862 IG:10591 (ex tiroir 1229) Ennea gwendolinae Preston, 1910 Cotype Loc. Shimbi Hills, Brit. East Africa; Preston 19.10.1910 2° label: Gulella gwendolinae (Preston, 1910) Révision W. Adam, 1984 Cotype - Original description (of Ennea gwendolinae Preston, 1910) Preston, H.B. (1910). Additions to the non-marine molluscan fauna of British and German East Africa and Lake Albert Edward.

  • Specimen Ennea arnoldi Sturany, 1898

    Original name: Ennea arnoldi Sturany, 1898 synonym of current name: Gulella arnoldi (Sturany, 1898) - Syntype - South Africa - General Label : MT.2856 IG:10591 (ex tiroir 1228) Ennea arnoldi Sturany,1898 Isipingo Afrique du Sud, Dét. Oberwinner, 03.07.1927 2° label: Gulella arnoldi (Sturany, 1898) Dét. Adam W., 1984 3 cotypes. - Original description (of Ennea arnoldi Sturany, 1898) Sturany, R. (1898). Catalog der bisher bekannt gewordenen Südafrikanischen Land- und Süsswasser-Mollusken mit besonderer Berücksichtigung des von Dr Penther gesammelten Materiales. Wien: Kaiserlich-Königlichen Hof- und Staatsdruckerei in Commission bei C. Gerold, pp. 1–106. [Also published in. Denkschriften der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaftlichen 67: 537–642].

  • Specimen Ennea arnoldi Sturany, 1898

    Original name: Ennea arnoldi Sturany, 1898 synonym of current name: Gulella arnoldi (Sturany, 1898) - Syntype - General label : MT.2857 IG:10591 (ex tiroir 1228) Ennea arnoldi Sturany,1898 Isipingo Afrique du Sud, Dét. Preston, 21.02.1902 2° label: Gulella arnoldi (Sturany, 1898) Dét. Adam W., 1984 1 cotype. - Original description (of Ennea arnoldi Sturany, 1898) Sturany, R. (1898). Catalog der bisher bekannt gewordenen Südafrikanischen Land- und Süsswasser-Mollusken mit besonderer Berücksichtigung des von Dr Penther gesammelten Materiales. Wien: Kaiserlich-Königlichen Hof- und Staatsdruckerei in Commission bei C. Gerold, pp. 1–106. [Also published in. Denkschriften der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaftlichen 67: 537–642].

  • Specimen Ennea dorri Dautzenberg, 1890

    Original name: Ennea dorri Dautzenberg, 1890 synonym of current name: Gulella dorri (Dautzenberg, 1890) - Type- Senegal - General label: MT.2859 IG:10591 (ex tiroir 1228) Ennea dorri Dautzenberg, 1890 Type Loc. Sénégal, Bondou, N'Dangaa; Récoltes malacologiques du Cap. Dorr dans le Haut Sénégal et le Soudan français in Mém. Soc. Zool. de France, 1890 p 4, pl.I, fig. 1a à 1f 2° label: Gulella dorri (Dautzenberg, 1890) Révision W. Adam, 1984 Type - Original description (of Ennea dorri Dautzenberg, 1890) Dautzenberg, Ph. (1890). Récoltes malacologiques de M. le Capitaine Em. Dorr dans le Haut-Sénégal et le Soudan Français de 1886 à 1889.

  • Specimen Streptaxis (Eustreptaxis) dorri Dautzenberg, 1894

    Original name: Streptaxis (Eustreptaxis) dorri Dautzenberg, 1894 synonym of current name: Haploptychius dorri (Dautzenberg, 1894) - Syntype - RBINS, MT 2445 - Vietnam - 1° étiquette: Streptaxis dorri Dautzenberg, 1893 Syntypes Dét. John Ablett (NHM London); 02/2011 (J. Conch. p.160) 2° étiquette: Streptaxis dorri Dautzenberg, 1893 Loc. Haiphong, Dorr leg. 27.10.1892; n°868 - Original description (of Streptaxis (Eustreptaxis) dorri Dautzenberg, 1894) Dautzenberg P. (1894). Mollusques nouveaux recueillis au Tonkin par M. le capitaine Em. Dorr.

  • Specimen Streptaxis (Odontartemon) mabillei Bavay & Dautzenberg, 1904

    Original name: Streptaxis (Odontartemon) mabillei Bavay & Dautzenberg, 1904 synonym of current name: Perrottetia mabillei (Bavay & Dautzenberg, 1904) - Syntype - RBINS, MT 2446 - Vietnam - 1° étiquette: Streptaxis mabillei Bavay & Dautzenberg, 1903 Syntypes Dét. John Ablett (NHM London); 02/2011 (J. Conch. 1903, p. 203) 2° étiquette: Streptaxis mabillei Bavay & autzenberg, 1903 Loc. Cho-Ba, Bac Kan, That Ké; Messager leg. & ded. - Original description (of Streptaxis (Odontartemon) mabillei Bavay & Dautzenberg, 1904) Bavay, A. & Dautzenberg, P. (1904). Description de coquilles nouvelles de l'Indo-Chine. (3e suite).

  • Specimen Streptaxis cyclina Cousin, 1887

    MT.3839 ex:tiroir Streptaxis (Artemon) cyclina Cousin, 1887 Loc: Puco Yacu (?) près Quevedo , Ecuador Syntypes I.G.10591

  • Specimen Ennea opoboensis Preston, 1914

    MT.3462 ext:1229 Gulella opoboensis Preston Loc: Nigeria, Opobo Dist., Publ: Bull.IRSNB Biol 67:20,fig.49 2éme label Rév: Dr W. Adam, 1954 3éme label Ennea opoboensis Preston note by C. d'Udekem d'Acoz 2022: Preston, H. B. (1914). Characters of three new species of Ennea from Southern Nigeria. Proceedings of the Malacological Society of London. 11 (2): 134-136. London [20 August]., available online at https://www.biodiversitylibrary.org/page/15715661 - page(s): 135, textfig.

  • Specimen Gulella cernica (Ancey)

    MT.2823 IG:10591 Fam: Streptaxidae Gulella cernica (Ancey) TYPES 2 expl Ile Maurice Rév: Dr. W.Adam 1984

  • Specimen Gulella funerea var. laevis Preston,1913

    MT.2824 IG:10591 Fam: Streptaxidae Gulella funerea var.laevis Preston,1913 Loc: entre Eusso Nyiro et Mt Marsabit; Preston 14-12-1911 Rév: Dr W. Adam 1984 PARATYPE 1 expl 2°label Ennea funerea var.laevis Preston Brit.E.Africa COTYPE note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 203.

  • Specimen Gulella pilula (Preston, 1911)

    MT.2825 IG:10591 Fam: Streptaxidae Gulella pilula (Preston, 1911) Loc: Mt Kenia ; ex Preston 14-02-1911 COTYPE 1 expl Rév: Dr W. Adam 1984 2°label Ennea pilula Preston Brit.E.Africa COTYPE note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1911). Descriptions of thirty-six new species of land and freshwater shells from British East Africa, chiefly from Mount Kenia and the neighbouring district. The Annals and Magazine of Natural History, (8) 7 (41): 463-476, pl. 11-12. London. [29 April]., available online at https://biodiversitylibrary.org/page/15815183 - page(s): 465, pl. 11, fig. 5.

  • Specimen Gulella rumrutiensis (Preston, 1911)

    MT.2826 IG:10591 Fam: Streptaxidae Gulella rumrutiensis(Preston) Loc:Rumruti; 7000alt; Laikipia Plateau B.E.A.;ex. Preston 14-02-1911 Rév:Dr W. Adam 1984 COTYPE 1 expl 2°label Ennea rumrutiensis Preston Brit.E.Africa Note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1911). Descriptions of thirty-six new species of land and freshwater shells from British East Africa, chiefly from Mount Kenia and the neighbouring district. The Annals and Magazine of Natural History, (8) 7 (41): 463-476, pl. 11-12. London. [29 April]., available online at https://biodiversitylibrary.org/page/15815183 - page(s): 474, pl. 12, fig. 32. Adam, W (1971). New names introduced by M. Connolly and by H.B. Preston in the mollusca. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique - Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, 47(24):1-77.

  • Specimen Gulella tristaoensis Connolly, 1922

    MT.2827 IG:10591 Fam: Streptaxidae Gulella tristaoensis Connolly, 1922 PARATYPES 2 expl Loc: Maceque; P.E.A. ex. B. Cressy ex. Connolly, 12-05-192Rév: Rév:Dr W. Adam 1984 note by C. d'Udekem d'Acoz 2022: Connolly, M. (1922). Diagnoses of new species of non-marine Mollusca from Portuguese South-east Africa. The Annals and Magazine of Natural History, (9) 10 (55): 113-122. London. [1 July]. - page(s): 115

  • Specimen Gulella decussatula (Preston, 1913)

    MT.3463 ext:1228 Gulella decussatula (Preston) Loc: Uganda, Kigezi Publ: Bull.IRSNB Biol 67:15,fig.22 2éme label Rév: Dr W. Adam, 1951 3éme label Ennea decussatula Preston note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 201, pl. 33, fig. 1, 1a.

  • Specimen Gonaxis gouldi Adam, 1962

    MT.2883 IG:10591 (ex tiroir 1224) Gonaxis gouldi Adam, 1962 1 Paratype Loc. Ile Sandwich Rév. W. Adam, 1962 note by C. d'Udekem d'Acoz 2022: Adam, W. 1962. Etudes sur les mollusques de l'Afrique centrale et des regions voisines. 3.- Quelques espèces peu connues de Gonaxis., Bulletin de l'Institut Royal des Sciences Naturelles de Belgique 38(17):1-11 + Plate 1 - available from: https://biblio.naturalsciences.be/rbins-publications/bulletin-of-the-royal-belgian-institute-of-natural-sciences/38-1962/irscnb_p4087_rbins16932_38_bulletin-21.pdf

  • Specimen Streptostele exasperata Preston, 1912

    MT.2968 IG:10591 (ex tiroir 1227) Streptostele exasperata Preston, 1912 1 cotype Loc: Kenya, Mount Kenia; 6-9000 ft (ex. Preston) Rév: Dr W. Adam, 1951 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1912). Diagnoses of new terrestrial and fluviatile shells from British East Africa and Uganda. Revue de Zoologie Africaine, 1 (3): 322-328, pl. 17. Bruxelles [31 March]. page(s): 322, pl. 17, fig. 11 Adam, W (1971). New names introduced by M. Connolly and by H.B. Preston in the mollusca. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique - Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, 47(24):1-77.

  • Specimen Ennea margarita Preston, 1913

    MT.2889 IG:10591 (ex tiroir 1226) Ennea margarita Preston,1913 1 Cotype Loc. Uganda; Kigezi; 6000; Preston, 04.10.1911

  • Specimen Gibbus (Edentulina) confusa Preston, 1909

    MT.2888 IG:10591 (ex tiroir 1226) Ennea confusa Preston, 1 Cotype Loc. Cameroun, Bitze; Preston, 02.10.1908 note by C. d'Udekem d'Acoz 2022: Preston, H. B. (1909). Descriptions of seventeen new species and varieties of land and freshwater shells from East and West Africa and the Transvaal. The Annals and Magazine of Natural History. (8) 3 (14): 180-187, pl. 7. London. [1 February]. page(s): 180, pl. 7, fig. 1.

  • Specimen Streptaxis percivali Preston, 1913

    MT.2887 IG:10591 (ex tiroir 1224) Streptaxis percivali Preston, 1913 1 Cotype Loc. N. slopes of Mt. Marsabit. B.E.A.; Preston, 14.12.1911 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 194, pl. 32, fig. 4.

  • Specimen Ennea vrieseana Ancey, 1885

    MT.2876 IG:10591 (ex tiroir 1230) Ennea vrieseana Ancey, 1885 1 Cotype Loc. Assinie, ex. Preston 04.03.1909 2 label: Gulella vriesiana (Ancey, 1885) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Ancey, C. F. (1885). Nouvelles contributions malacologiques. I. Sur divers mollusques de l'Empire Chinois. II. Sur différentes espèces africaines. Bulletins de la Société Malacologique de France, Paris. 2: 113-156. p. 145 - available from

  • Specimen Ennea bequaerti Dautzenberg & Germain, 1914

    MT.2877 IG:10591 (ex tiroir 1231) Ennea bequaerti Dautzenberg & Germain, 1914 2 Cotypes (pris 1 ex. pour dessiné. Loc. Bangala, Lisala; 12.10.1910, ex. Bequaert 2° label: Ptychotrema (Ennea) bequaerti (Dautzenberg & Germain, 1914) Révision W. Adam, 1984 1 ex. figuré note by C. d'Udekem d'Acoz 2022: Dautzenberg, P. & Germain, L. (1914). Récoltes malacologiques du Dr. J. Bequaert dans le Congo Belge. Revue Zoologique Africaine. 4(1): 1-73, plates I-IV., available online at https://www.biodiversitylibrary.org/page/11472300 - page(s): 5, pl. 3, fig. 14.

  • Specimen Streptaxis (Eustreptaxis) costulatus var. major Bavay & Dautzenberg, 1903

    original name: Streptaxis (Eustreptaxis) costulatus var. major Bavay & Dautzenberg, 1903; synonym of: Streptaxis costulatus var. major Bavay & Dautzenberg, 1903; synonym of current name: Haploptychius costulatus (Möllendorff, 1881) - syntype - (RBINS, MT-2444) - Vietnam - 1° étiquette: Streptaxis costulatus var. major Bavay & Dautzenberg, 1903 Syntypes Dét. John Ablett (NHM London); 02/2011 (J. Conch. 1905, p. 202) 2° étiquette: Streptaxis costulatus var. major Bavay & Dautzenberg, 1903 Loc. That Ké, Messager legit, 22.11.1898 - Original description: Bavay A., Dautzenberg Ph. 1903. Description de coquilles nouvelles de l’Indo-Chine. (3e suite) (1). Journal de Conchyliologie, 57: 201-236, pls 7-11. Further reference: Schileyko A.A. 2011. Check-list of land pulmonate molluscs of Vietnam (Gastropoda: Stylommatophora). Ruthenica, 21 (1): 1–68.

  • Specimen Ptychotrema (Ennea) pseudosilvaticum Adam, Van Bruggen & Van Goethem, 1994

    MT.2817 IG:10591 Fam: Streptaxidae Ptychotrema pseudosilvaticum sp. nov. Nsendwe, Zaire 5°35'S 26°29'E ex Putzeys 06-1922 Dét: W. Adam,1985 Paratypes 2 expl 2°label Examined by M:B:Seddon January 2009 Landsnails of East Africa Checklist Project 3°label Ennea sylvatica Pilsbry note by C. d'Udekem d'Acoz 2022: Adam, W.; Bruggen, A. C. van; Van Goethem, J. L. (1994). Études sur les mollusques terrestres de l'Afrique, à partir des notes de feu le Dr William Adam. 2. Ptychotrema (Ennea) H. & A. Adams, 1855 (Gastropoda Pulmonata: Streptaxidae). Bulletin de l'Institute Royal des Sciences Naturelles de Belgique, Biologie. 64: 71-97., available online at https://biblio.naturalsciences.be/rbins-publications/bulletin-of-the-royal-belgian-institute-of-natural-sciences-biologie/64-1994/biologie-1994-64_71-97.pdf - page(s): 87, figs 26-29, 48, 49.

  • Specimen Ptychotrema (Ennea) pseudosilvaticum Adam, Van Bruggen & Van Goethem, 1994

    MT.2880 IG:10591 (ex tiroir 1231) Ptychotrema pseudosilvaticum Adam, Van Bruggen & Van Goethem, 1994 5 Paratypes Loc. Dungu, Zaire; n°496, ex. V.H. Vandenplas Révision W. Adam, 1985 note by C. d'Udekem d'Acoz 2022: Adam, W.; Bruggen, A. C. van; Van Goethem, J. L. (1994). Études sur les mollusques terrestres de l'Afrique, à partir des notes de feu le Dr William Adam. 2. Ptychotrema (Ennea) H. & A. Adams, 1855 (Gastropoda Pulmonata: Streptaxidae). Bulletin de l'Institute Royal des Sciences Naturelles de Belgique, Biologie. 64: 71-97., available online at https://biblio.naturalsciences.be/rbins-publications/bulletin-of-the-royal-belgian-institute-of-natural-sciences-biologie/64-1994/biologie-1994-64_71-97.pdf - page(s): 87, figs 26-29, 48, 49.

  • Specimen Ennea mucronatum von Martens, 1870

    MT.2882 IG:10591 (ex tiroir 1231) Ennea mucronatum von Martens, 1870 1 Paratype Loc. Caméroun, ex. Preston, 01.1902 2° label: Ptychotrema mucronatum (Von Martens, 1876) Rév. W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: von Martens, E. (1876). Die von Prof. Dr. R. Buchholz in Westafrika gesammelten Land- und Süsswasser-Mollusken. Monatsbericht der Königlichen Akademie der Wissenschaften zu Berlin, April 1868: 253-274, 5 plates. Berlin.- page(s): 264, pl. 4, figs 8-11.

  • Specimen Gonaxis (Afristreptaxis) rendille Verdcourt, 1963

    MT.2886 Cotype MT.2886 IG:10591 (ex tiroir 1224) Gonaxis rendeille Verdcourt, 1963 1 Cotype Loc. Kenya, N.F. Province, N. & S. Kulal; Nov.1962, J. Alexander Don de Mr. B. Verdcourt note by C. d'Udekem d'Acoz 2022: Verdcourt, B. (1963). New Mollusca from Mt. Kulal, Kenya. Archiv für Molluskenkunde. 92: 237–245. - page(s): 243

  • Specimen Ennea quadrilateralis Preston, 1910

    MT.2885 IG:10591 (ex tiroir 1224) Ennea quadrilateralis Preston, 1 Cotype Loc. Shimbi Hills, E. Africa 2° label: Gonaxis quadrilateralis (Preston) Rév. W. Adam, 1951 note by C. d'Udekem d'Acoz 2022: Preston, H. B. (1910). Additions to the non-marine molluscan fauna of British and German East Africa and Lake Albert Edward. The Annals and Magazine of Natural History. (8) 6 (35): 526-536, pl. 7-9. London. [1 November]., available online at https://www.biodiversitylibrary.org/page/18619767 - page(s): 527, pl. 7, fig. 2.

  • Specimen Ennea kigeziensis Preston, 1913

    MT.2881 IG:10591 (ex tiroir 1231) Ennea kigeziensis Preston, 1913 1 Métatype Loc. Burunga, Mt. Mikeno; 6000 ft; ex. Preston, 14.12.1911 2° label: Ptychotrema (Parennea) kigeziense (Preston, 1913) Rév. W. Adam & Van Goethem, 1978 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 207, pl. 34, figs 2, 2a.

  • Specimen Streptostele nyiroensis Connolly, 1922

    MT.2822 IG:10591 Fam: Streptaxidae Streptostele nyiroensis COTYPE 1 expl Loc: Mt Nyiro, south of lake Rudolf;8300 feet; Preston 14-12-1911 Rév: Dr W.Adam 1951 2°Label Streptostele nyiroensis var. clava Preston note by C. d'Udekem d'Acoz 2022: Connolly, M. (1922). Notes on African non-marine Mollusca, with descriptions of many new species. The Annals and Magazine of Natural History, (9) 10 (59): 485-517, pl. 14. London. [31 October]., available online at https://www.biodiversitylibrary.org/page/24253383 - page(s): 508, pl. 14, fig. 23.

  • Specimen Ennea chaperi Jousseaume, 1872

    MT.2878 IG:10591 (ex tiroir 1231) Ennea chaperi Jousseame, 1872 1 Paratype Loc. Benguela; Calamel legit, ex. Jousseame 21.05.1903 2° label: Ptychotrema (Ennea) chaperi (Jousseaume, 1872) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Jousseaume F.P. (1872). Description de quatre mollusques nouveaux. Revue et magasin de zoologie pure et appliquée, series 2. 23: 5-15., available online at https://www.biodiversitylibrary.org/page/35488613 - age(s): 14, pl. 2 figs 1-2.

  • Specimen Ennea arthuri Dautzenberg, 1890

    MT.2860 IG:10591 (ex tiroir 1228) Ennea arthuri Dautzenberg Type Loc. Jardin Botanique du Dakar Récoltes malacologiques du Cap. Dorr dans le Haut Sénégal et le Soudan français in Mém. Soc. Zool. de France, 1890 p 5, pl.I, fig. 2a à 2d 2° label: Gulella (Paucidentina) arthuri (Dautzenberg, 1890) Révision W. Adam, 1984 Holotype. 3° label: Van Bruggen & Van Goethem, 1997; Bull. IRSNB Biol. 67: 8, figs 1-2 p 5, pl.I, fig. 2a à 2d + Van Bruggen & Van Goethem, 1997; Bull. IRSNB Biol. 67: 8, figs 1-2

  • Specimen Ennea roberti Preston, 1910

    MT.2875 IG:10591 (ex tiroir 1230) Ennea roberti Preston, 1910 1 Syntype Loc. Harar, Abyssinie, ex. Preston 27.04.1910 2° label: Gulella roberti (Preston, 1910) Révision W. Adam, 1984

  • Specimen Ennea princei Preston, 1911

    MT.2874 IG:10591 (ex tiroir 1230) Ennea princei Preston, 1911 1 Cotype Loc. Mt. Kenia, 6-9000 feet, ex. Preston 20.04.1911 2° label: Gulella princei (Preston, 1911) Révision W. Adam, 1984 Note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1911). Descriptions of thirty-six new species of land and freshwater shells from British East Africa, chiefly from Mount Kenia and the neighbouring district. The Annals and Magazine of Natural History, (8) 7 (41): 463-476, pl. 11-12. London. [29 April]., available online at https://biodiversitylibrary.org/page/15815183 - page(s): 466, pl. 11, fig. 7.

  • Specimen Ennea pretiosa var. nyiroensis Preston, 1913

    MT.2873 IG:10591 (ex tiroir 1230) Ennea pretiosa var. nyiroensis Preston, 1913 1 Cotype Loc. Mt. Nyiro, Sud du Lac Rodolphe 8.300 feet, ex. Preston 14.12.1911 2° label: Gulella (Costigulella) pretiosa var. nyiroensis (Preston, 1913) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 211, pl. 35, figs 1, 1a.

  • Specimen Ennea delicatula Preston, 1910

    MT.2872 IG:10591 (ex tiroir 1230) Ennea delicatula Preston, 1910 1 Cotype Loc. Shimbi Hills, British East Africa, ex. Preston 19.10.1910 2° label: Gulella prestoni Connolly, 1922 = G. delicatula Preston, 1910 (non Pfeiffer, 1857) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Preston, H. B. (1910). Additions to the non-marine molluscan fauna of British and German East Africa and Lake Albert Edward. The Annals and Magazine of Natural History. (8) 6 (35): 526-536, pl. 7-9. London. [1 November]., available online at https://www.biodiversitylibrary.org/page/18619767 - page(s): 528, pl. 7, fig. 7.

  • Specimen Ennea pervitrea Preston, 1913

    MT.2871 IG:10591 (ex tiroir 1230) Ennea pervitrea Preston, 1913 1 Cotype Loc. forêt au N du Mt. Kenia, B.E.A., ex. Preston 14.12.1911 2° label: Gulella pervitrea (Preston, 1913) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 -

  • Specimen Ennea optata obesa Preston, 1911

    MT.2870 IG:10591 (ex tiroir 1229) Ennea optata var. obesa Preston, 1911 1 Cotype Loc. Aberdare Range, ex. Preston 04.10.1911 2° label: Gulella optata var. obesa Preston, 1911 Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Preston, H.B. (1913). Diagnoses of new species and varieties of agnathous Mollusca from Equatorial Africa. Proceedings of the Zoological Society of London, 81 (2): 194-218, pl. 32-35. [30 May]., available online at https://www.biodiversitylibrary.org/page/31994693 - page(s): 211, pl. 35, figs 3, 3a.

  • Specimen Ennea ampullacea Sturany, 1898

    MT.2869 IG:10591 (ex tiroir 1229) Ennea ampullacea Sturany, 3 Cotypes Loc. Umbilo, Durban, Natal; ex. Penther & ex. Oberwimmer, 03.07.1927 2° label: Gulella obovata(Pfeiffer, 1855) Cotypes de G. ampullacea) Révision W. Adam, 1984 note by C. d'Udekem d'Acoz 2022: Sturany, R. (1898). Catalog der bisher bekannt gewordenen Südafrikanischen Land- und Süsswasser-Mollusken mit besonderer Berücksichtigung des von Dr Penther gesammelten Materiales. Wien: Kaiserlich-Königlichen Hof- und Staatsdruckerei in Commission bei C. Gerold, pp. 1–106. [Also published in. Denkschriften der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaftlichen 67: 537–642]. , available online at https://www.biodiversitylibrary.org/page/12907299 - page(s): 24

  • Specimen Ennea optata Preston, 1911

    MT.2868 IG:10591 (ex tiroir 1229) Ennea optata Preston, 1911 1 Cotype Loc. Mt Kenia; 6-8000 ft; Ex. Preston, 14.02.1911 2° label: Gulella optata(Preston, 1911) Révision W. Adam, 1984