Ancilla (gastropod)

Ancilla (gastropod)
Ancilla, common name the ancillas, is a genus of sea snails, marine gastropod mollusks in the family Ancillariidae.
Description
(Described as Chilotygma) The spire is moderate, the suture enamelled. The inner lip has the callus produced posteriorly into a strong angular tooth.
(Described as Anaulax) The shell is not polished. The spire is produced with sutures covered with a thick deposit of enamel. The inner lip has the callus extended, thick, and covering the spire.
(Described as Ancillaria) The shell is thin, ventricos and striated. The spire is short, obtuse with the suture enamelled. The aperture is wide.
(Described as Ancilla) The shell is oblong, subcylindrical and polished. The spire is short with the suture filled up with enamel. The aperture is large, dilated and effuse anteriorly. The twisted columella is callous anteriorly. The outer lip is thin, simple and acute.
Species
Species within the genus Ancilla include:
Ancilla acuminata (G.B. Sowerby II, 1859)
Ancilla adelphe Kilburn, 1981
Ancilla albisulcata (G.B. Sowerby I, 1830)
Ancilla albozonata E.A. Smith, 1904
Ancilla ampla (Gmelin, 1791)
† Ancilla asphaltodes Beets, 1942
Ancilla atimovatae Kantor, Fedosov, Puillandre & Bouchet, 2016
Ancilla aureocallosa (Kilburn & Jenner, 1977)
† Ancilla austriaca (R. Hoernes, 1875)
† Ancilla bandongensis (K. Martin, 1879)
Ancilla boschi Kilburn, 1980
Ancilla castanea (G.B. Sowerby I, 1830)
Ancilla chrysoma Kilburn, 1981
Ancilla cinnamomea Lamarck, 1801
Ancilla culierei Cossignani & Quiquandon, 2019
† Ancilla decipiens K. Martin, 1931
Ancilla djiboutina (Jousseaume, 1894)
Ancilla eburnea (Deshayes, 1830)
† Ancilla elegantula (Tesch, 1915)
Ancilla eloiseae T. Cossignani, 2023
† Ancilla everwijni (K. Martin, 1884)
Ancilla exigua (G.B. Sowerby I, 1830)
Ancilla farsiana Kilburn, 1981
Ancilla faustoi H.R. Matthews, H.C. Matthews & Muniz Dijck, 1979
Ancilla giaquintoi Bozetti, 2006
Ancilla guttata Boyer, 2015
† Ancilla ickei K. Martin, 1914
Ancilla inornata (E.A. Smith, 1879)
Ancilla iota Kilburn, 1981
† Ancilla javana (K. Martin, 1879)
† Ancilla junghuhni (K. Martin, 1879)
Ancilla kaviengensis Kantor, Fedosov, Puillandre & Bouchet, 2016
† Ancilla latifasciata K. Martin, 1933
Ancilla lhaumeti Kantor, Fedosov, Puillandre & Bouchet, 2016
Ancilla lineolata (A. Adams, 1853)
Ancilla marmorata (Reeve, 1864)
† Ancilla martini (Tesch, 1915)
Ancilla matthewsi Burch & Burch, 1967
Ancilla minima Thiele, 1925
Ancilla morandii Cossignani, 2019
Ancilla morrisoni Kantor, Fedosov, Puillandre & Bouchet, 2016
Ancilla murrayi Kilburn, 1981
† Ancilla nitida (Wanner & Hahn, 1935)
† Ancilla nonna K. Martin, 1914
† Ancilla nuda (K. Martin, 1884)
† Ancilla olsoni P. A. Maxwell, 1992
Ancilla ordinaria E.A. Smith, 1906
Ancilla ovalis (G.B. Sowerby II, 1859)
† Ancilla paeteli K. Martin, 1914
† Ancilla parvula (K. Martin, 1884)
† Ancilla propinqua (Zittel, 1863)
Ancilla pruinosa Boyer, 2015
† Ancilla pusilla K. Martin, 1931
† Ancilla rasa K. Martin, 1914
Ancilla reboriae Poppe, Tagaro & Goto, 2018
† Ancilla rembangensis (K. Martin, 1906)
Ancilla rouillardi Kilburn, 1981
Ancilla sarda (Reeve, 1864)
Ancilla scaphella (G.B. Sowerby II, 1859)
Ancilla siberutensis Thiele, 1925
† Ancilla songoensis K. Martin, 1914
† Ancilla staminea (Conrad, 1832)
Ancilla sticta Kilburn, 1981
† Ancilla stupaeformis Beets, 1942
Ancilla suavis Yokoyama, 1926
Ancilla sultana Boyer, 2015
Ancilla taylori Kilburn, 1981
† Ancilla teschi (Koperberg, 1931)
Ancilla testudae (Kilburn, 1977)
Ancilla thomassini Kilburn, 1981
Ancilla tronsoni (G.B. Sowerby II, 1859)
Ancilla undulata Boyer, 2015
Ancilla ventricosa (Lamarck, 1811)
Species brought into synonymy
Ancilla agulhasensis Thiele, 1925: synonym of Ancilla ordinaria E.A. Smith, 1906
Ancilla alba Perry, 1811: synonym of Buccinanops vittatum (Linnaeus, 1767)
Ancilla coccinea Fischer, 1807: synonym of Ancilla cinnamomea Lamarck, 1801
Ancilla coccinea Hedley, 1914: synonym of Amalda coccinata Kilburn, 1980
Ancilla edgariana Schepman, 1911: synonym of Amalda edgariana (Schepman, 1911)
Ancilla fasciata Reeve, 1864: synonym of Ancilla ordinaria E.A. Smith, 1906
Ancilla lineata Perry, 1811: synonym of Nassarius glans glans (Linnaeus, 1758)
Ancilla maculata Perry, 1811: synonym of Babylonia areolata (Link, 1807)
Ancilla mauritiana G.B. Sowerby I, 1830: synonym of Anolacia mauritiana (G.B. Sowerby I, 1830)
Ancilla muscae Pilsbry, 1926: synonym of Ancillista muscae (Pilsbry, 1926)
Ancilla optima G.B. Sowerby III, 1897: synonym of Amalda optima (G.B. Sowerby III, 1897)
Ancilla ordinaria major Turton, 1932: synonym of Ancilla albozonata E.A. Smith, 1904
Ancilla oryza Reeve, 1864: synonym of Ancilla lineolata (A. Adams, 1853)
Ancilla osculata Sowerby, 1900: synonym of Bullia osculata (Sowerby, 1900)
Ancilla pallida Perry, 1811: synonym of Babylonia spirata (Linnaeus, 1758)
Ancilla pura Sowerby, 1892: synonym of Ancilla marmorata (Reeve, 1864)
Ancilla rubiginosa : synonym of Amalda rubiginosa (Swainson, 1823) (original combination)
Ancilla sumatrana Thiele, 1925: synonym of Ancillina sumatrana (Thiele, 1925)
References
Kilburn R.N. (1981). Revision of the genus Ancilla Lamarck, 1799 (Mollusca: Olividae: Ancillinae). Annals of the Natal Museum. 24(2): 349-463.
External links
Lamarck, J.B.M. (1799). Prodrome d'une nouvelle classification des coquilles, comprenant une rédaction appropriée des caractères géneriques, et l'établissement d'un grand nombre de genres nouveaux. Mémoires de la Société d'Histoire Naturelle de Paris. 1: 63-91
Montfort P. [Denys de. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. Paris: Schoell. Vol. 1: pp. lxxxvii + 409]
Gray, J. E. (1857). Guide to the systematic distribution of Mollusca in the British Museum. Part I. [Gastropoda. British Museum, London, xii + 230 pp]
Lamarck (J.B.M.de) (1811). Suite de la détermination des espèces de Mollusques testacés. Annales du Muséum National d'Histoire Naturelle. 16: 300-328.
Ancillariidae