Ancilla (gastropod)

Ancilla Temporal range: Paleocene–Recent PreꞒ Ꞓ O S D C P T J K Pg N
Apertural view of a shell of Ancilla ventricosa
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Olivoidea
Family:	Ancillariidae
Genus:	Ancilla Lamarck, 1799
Type species
Voluta ampla Gmelin, 1801
Species
See text
Synonyms [1]
AnaulaxRoissy, 1805 (unnecessary substitute name for Ancilla) Ancilla (Chilotygma)H. Adams & A. Adams, 1853· accepted, alternate representation Ancilla (Hesperancilla)Kilburn, 1981· accepted, alternate representation † Ancilla (Javancilla)Kilburn, 1981 · accepted, alternate representation Ancilla (Sparella)Gray, 1857· accepted, alternate representation Ancilla (Sparellina)P. Fischer, 1883· accepted, alternate representation AncillariaLamarck, 1811 AncillusMontfort, 1810 invalid: unjustified emendation of Ancilla) ChilotygmaH. Adams & A. Adams, 1853 HesperancillaKilburn, 1981· accepted, alternate representation SparellaGray, 1857 (original rank)

Ancilla, common name the ancillas, is a genus of sea snails, marine gastropod mollusks in the family Ancillariidae. ^[1]

Description

(Described as Chilotygma) The spire is moderate, the suture enamelled. The inner lip has the callus produced posteriorly into a strong angular tooth. ^[2]

(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) ^[3]
• Ancilla adelphe Kilburn, 1981 ^[4]
• Ancilla albisulcata (G.B. Sowerby I, 1830) ^[5]
• Ancilla albozonata E.A. Smith, 1904 ^[6]
• Ancilla ampla (Gmelin, 1791) ^[7]
• † Ancilla asphaltodes Beets, 1942
• Ancilla atimovatae Kantor, Fedosov, Puillandre & Bouchet, 2016 ^[8]
• Ancilla aureocallosa (Kilburn & Jenner, 1977)
• † Ancilla austriaca (R. Hoernes, 1875)
• † Ancilla bandongensis (K. Martin, 1879)
• Ancilla boschi Kilburn, 1980 ^[9]
• Ancilla castanea (G.B. Sowerby I, 1830) ^[10]
• Ancilla chrysoma Kilburn, 1981 ^[11]
• Ancilla cinnamomea Lamarck, 1801 ^[12]
• Ancilla culierei Cossignani & Quiquandon, 2019
• † Ancilla decipiens K. Martin, 1931
• Ancilla djiboutina (Jousseaume, 1894) ^[13]
• Ancilla eburnea (Deshayes, 1830) ^[14]
• † Ancilla elegantula (Tesch, 1915)
• Ancilla eloiseae T. Cossignani, 2023
• † Ancilla everwijni (K. Martin, 1884)
• Ancilla exigua (G.B. Sowerby I, 1830) ^[15]
• Ancilla farsiana Kilburn, 1981 ^[16]
• Ancilla faustoi H.R. Matthews, H.C. Matthews & Muniz Dijck, 1979 ^[17]
• Ancilla giaquintoi Bozetti, 2006 ^[18]
• Ancilla guttata Boyer, 2015
• † Ancilla ickei K. Martin, 1914
• Ancilla inornata (E.A. Smith, 1879) ^[19]
• Ancilla iota Kilburn, 1981 ^[20]
• † Ancilla javana (K. Martin, 1879)
• † Ancilla junghuhni (K. Martin, 1879)
• Ancilla kaviengensis Kantor, Fedosov, Puillandre & Bouchet, 2016 ^[8]
• † Ancilla latifasciata K. Martin, 1933
• Ancilla lhaumeti Kantor, Fedosov, Puillandre & Bouchet, 2016 ^[8]
• Ancilla lineolata (A. Adams, 1853) ^[21]
• Ancilla marmorata (Reeve, 1864) ^[22]
• † Ancilla martini (Tesch, 1915)
• Ancilla matthewsi Burch & Burch, 1967 ^[23]
• Ancilla minima Thiele, 1925 ^[24]
• Ancilla morandii Cossignani, 2019
• Ancilla morrisoni Kantor, Fedosov, Puillandre & Bouchet, 2016 ^[8]
• Ancilla murrayi Kilburn, 1981 ^[25]
• † 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) ^[26]
• † 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 ^[27]
• Ancilla sarda (Reeve, 1864) ^[28]
• Ancilla scaphella (G.B. Sowerby II, 1859) ^[29]
• Ancilla siberutensis Thiele, 1925
• † Ancilla songoensis K. Martin, 1914
• † Ancilla staminea (Conrad, 1832)
• Ancilla sticta Kilburn, 1981 ^[30]
• † Ancilla stupaeformis Beets, 1942
• Ancilla suavis Yokoyama, 1926
• Ancilla sultana Boyer, 2015
• Ancilla taylori Kilburn, 1981 ^[31]
• † Ancilla teschi (Koperberg, 1931)
• Ancilla testudae (Kilburn, 1977) ^[32]
• Ancilla thomassini Kilburn, 1981 ^[33]
• Ancilla tronsoni (G.B. Sowerby II, 1859) ^[34]
• Ancilla undulata Boyer, 2015
• Ancilla ventricosa (Lamarck, 1811) ^[35]

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: ^[36] 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

1. Ancilla Lamarck, 1799 . Retrieved through: World Register of Marine Species  on 11 June 2012.
2. Adams, H. & Adams, A. (1853-1858). The genera of Recent Mollusca; arranged according to their organization. London, van Voorst. Vol. 1: xl + 484 pp.; vol. 2: 661 pp.; vol. 3: 138 pls
3. Ancilla acuminata (G.B. Sowerby II, 1859) . Retrieved through: World Register of Marine Species  on 28 April 2010.
4. Ancilla adelphe Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
5. Ancilla albisulcata (G.B. Sowerby I, 1830) . Retrieved through: World Register of Marine Species  on 28 April 2010.
6. Ancilla albozonata E.A. Smith, 1904 . Retrieved through: World Register of Marine Species  on 28 April 2010.
7. Ancilla ampla (Gmelin, 1791) . Retrieved through: World Register of Marine Species  on 28 April 2010.
8. Kantor Yu. I., Fedosov A. E., Puillandre N. & Bouchet P. (2016). "Integrative taxonomy approach to Indo-Pacific Olividae: new species revealed by molecular and morphological data". Ruthenica26(2): 123-144. PDF.
9. Ancilla boschi Kilburn, 1980 . Retrieved through: World Register of Marine Species  on 28 April 2010.
10. Ancilla castanea (G.B. Sowerby I, 1830) . Retrieved through: World Register of Marine Species  on 28 April 2010.
11. Ancilla chrysoma Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
12. Ancilla cinnamomea Lamarck, 1801 . Retrieved through: World Register of Marine Species  on 28 April 2010.
13. Ancilla djiboutina (Jousseaume, 1894) . Retrieved through: World Register of Marine Species  on 28 April 2010.
14. Ancilla eburnea (Deshayes, 1830) . Retrieved through: World Register of Marine Species  on 28 April 2010.
15. Ancilla exigua (G.B. Sowerby I, 1830) . Retrieved through: World Register of Marine Species  on 28 April 2010.
16. Ancilla farsiana Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
17. Ancilla faustoi H.R. Matthews, H.C. Matthews & Muniz Dijck, 1979 . Retrieved through: World Register of Marine Species  on 28 April 2010.
18. Ancilla giaquintoi Bozetti, 2006 . Retrieved through: World Register of Marine Species  on 28 April 2010.
19. Ancilla inornata (E.A. Smith, 1879) . Retrieved through: World Register of Marine Species  on 28 April 2010.
20. Ancilla iota Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
21. Ancilla lineolata (A. Adams, 1853) . Retrieved through: World Register of Marine Species  on 28 April 2010.
22. Ancilla marmorata (Reeve, 1864) . Retrieved through: World Register of Marine Species  on 28 April 2010.
23. Ancilla matthewsi Burch & Burch, 1967 . Retrieved through: World Register of Marine Species  on 28 April 2010.
24. Ancilla minima Thiele, 1925 . Retrieved through: World Register of Marine Species  on 28 April 2010.
25. Ancilla murrayi Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
26. Ancilla ovalis (G.B. Sowerby II, 1859) . Retrieved through: World Register of Marine Species  on 28 April 2010.
27. Ancilla rouillardi Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
28. Ancilla sarda (Reeve, 1864) . Retrieved through: World Register of Marine Species  on 28 April 2010.
29. Ancilla scaphella (G.B. Sowerby II, 1859) . Retrieved through: World Register of Marine Species  on 28 April 2010.
30. Ancilla sticta Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
31. Ancilla taylori Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
32. Ancilla testudae (Kilburn, 1977) . Retrieved through: World Register of Marine Species  on 28 April 2010.
33. Ancilla thomassini Kilburn, 1981 . Retrieved through: World Register of Marine Species  on 28 April 2010.
34. Ancilla tronsoni (G.B. Sowerby II, 1859) . Retrieved through: World Register of Marine Species  on 28 April 2010.
35. Ancilla ventricosa (Lamarck, 1811) . Retrieved through: World Register of Marine Species  on 28 April 2010.
36. Ancilla fasciata Reeve, 1864 . Retrieved through: World Register of Marine Species  on 28 April 2010.

• 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.