Etrema

Etrema
Etrema bicolor
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Clathurellidae
Genus:	Etrema Hedley, 1918
Type species
Mangilia aliciaeMelvill & Standen, 1895
Synonyms [1]
EtremopaOyama, 1953 Etrema (Etremopa)Oyama, 1953· accepted, alternate representation Lienardia (Etrema)Hedley, 1918 superseded rank Mangelia (Etrema)Hedley, 1918 superseded rank

Etrema is a genus of sea snails, marine gastropod mollusks in the family Clathurellidae. ^[1]

Species

According to the World Register of Marine Species (WoRMS), species with valid names within the genus Etrema include: ^[2]

• Etrema aliciae (Melvill & Standen, 1895)
• Etrema alliterata (Hedley, 1915)
• Etrema alphonsianum (Hervier, 1896): mentioned in OBIS as Etrema (Etrema) alphonsiana (Hervier, 1896) ^[3]
• Etrema argillacea (Hinds, 1843)
• Etrema bicolor (Angas, 1871)
• † Etrema bidens (Tenison Woods, 1879)
• Etrema capillata Hedley, 1922
• Etrema carinata Bozzetti, 2009
• Etrema catapasta Hedley, 1922
• Etrema constricta Laseron, 1954
• Etrema cosmia (Winckworth, 1940)
• Etrema crassilabrum (Reeve, 1843)
• Etrema crassina (Angas, 1880)
• Etrema cratis Kilburn & Dekker, 2008
• Etrema curculio (G. Nevill & H. Nevill, 1870)
• Etrema curtisiana Hedley, 1922
• Etrema denseplicata (Dunker, 1871)
• Etrema elegans Hedley, 1922
• Etrema firma Hedley, 1922
• Etrema gainesii (Pilsbry, 1895)
• † Etrema gippslandensis A. W. B. Powell, 1944
• Etrema glabriplicata (G. B. Sowerby III, 1913)
• Etrema gravelyi (Winckworth, 1940)
• Etrema haesitata Horro, Gori, Rosado & Rolán, 2021
• Etrema hedleyi (Oliver, 1915)
• Etrema huberti (Sowerby III, 1893)
• † Etrema hyugaensis Shuto, 1961
• † Etrema janjukiensis A. W. B. Powell, 1944
• Etrema jeanpierrevezzaroi T. Cossignani, 2022
• † Etrema kaipara Powell, 1942
• Etrema kitcheni Laseron, 1954
• Etrema kymatoessa (R. B. Watson, 1886)
• Etrema labiosa Hedley, 1922
• Etrema lata (Smith E. A., 1888)
• Etrema leukospiralis Chen & Huang, 2005
• Etrema levicosta Laseron, 1954
• Etrema lineoangulosa Horro, Gori & Renda, 2025
• † Etrema mangelioides (Tate, 1888)
• Etrema maryae (McLean & Poorman, 1971)
• Etrema minutissimelirata (Hervier, 1896)
• Etrema minyuensis L.-W. Lin, J.-L. Jiang & Y. Shao, 2025
• † Etrema mirabilis A. W. B. Powell, 1944
• † Etrema morningtonensis Chapple, 1934
• Etrema nassoides (Reeve, 1845)
• † Etrema obdita (G. F. Harris, 1897)
• Etrema orirufa Hedley, 1922
• † Etrema palauensis Ladd, 1982
• Etrema parvula Bozzetti, 2020
• Etrema paucimaculata (Angas, 1880)
• Etrema perlissa (Smith E. A., 1904)
• Etrema polydesma Hedley, 1922
• † Etrema praespurca Chapman & Crespin, 1928
• † Etrema pseudoelegans Chapman & Crespin, 1928
• Etrema pyramis Laseron, 1954
• Etrema ravella Hedley, 1922
• † Etrema saigoensis Makiyama, 1927
• Etrema scalarina (Deshayes, 1863)
• Etrema sparula Hedley, 1922
• Etrema spurca (Hinds, 1843)
• Etrema streptonotus (Pilsbry, 1904)
• Etrema subauriformis (Smith E. A., 1879)
• Etrema tenera (Hedley, 1899)
• Etrema texta (Dunker, 1860)
• Etrema tortilabia Hedley, 1922
• Etrema trigonostomum (Hervier, 1896)
• † Etrema turrita Chapple, 1941
• † Etrema weymouthensis Ludbrook, 1958

The Indo-Pacific Molluscan Database also includes the following species with names in current use : ^[4]

• Etrema lemniscata (G. & H. Nevill, 1875)

Subgenus EtremopsisPowell, 1942

• Etrema albata (Smith, 1882)

Species brought into synonymy

• Etrema acriculaHedley, 1922: synonym of Nannodiella acricula (Hedley, 1922)
• Etrema culmeaHedley, 1922: synonym of Etrema crassilabrum (Reeve, 1843)
• † Etrema exsculptaA. W. B. Powell, 1944: synonym of Etrema turrita Chapple, 1941
• Etrema gainesii(Pilsbry, 1895): synonym of Clathurella gainesii Pilsbry, 1895
• † Etrema granolirataA. W. B. Powell, 1944: synonym of Heterocithara granolirata (A. W. B. Powell, 1944)
• † Etrema peramoenaLudbrook, 1941: synonym of Filodrillia peramoena (Ludbrook, 1941)
• Etrema royi(G. B. Sowerby III, 1913): synonym of Clathurella royi G. B. Sowerby III, 1913
• Etrema rubroapicata(E. A. Smith, 1882): synonym of Minicyrillia rubroapicata (E. A. Smith, 1882)
• † Etrema trophonalisChapman & Crespin, 1928: synonym of Retizafra trophonalis (Chapman & Crespin, 1928)

References

1. Etrema . Retrieved through: World Register of Marine Species  on 18 December 2025.
2. WoRMS : Etrema
3. "OBIS : Etrema (Etrema) alphonsiana". Archived from the original on 2012-03-22. Retrieved 2010-08-17.
4. "OBIS : Etrema". Archived from the original on 2012-03-22. Retrieved 2010-08-17.

External links

• Smith, E.A. (1888) Diagnoses of new species of Pleurotomidae in the British Museum. Annals and Magazine of Natural History, series 6, 2, 300–317
• Brazier, J. 1876. A list of the Pleurotomidae collected during the Chevert expedition, with the description of the new species. Proceedings of the Linnean Society of New South Wales 1: 151–162
• Hedley, C. 1918. A checklist of the marine fauna of New South Wales. Part 1. Journal and Proceedings of the Royal Society of New South Wales 51: M1-M120
• Oyama K. (1953). Review of the known species of the Japanese Turridae (1). Venus. 17(3): 151-160
• Bouchet, P.; Kantor, Y. I.; Sysoev, A.; Puillandre, N. (2011). A new operational classification of the Conoidea (Gastropoda). Journal of Molluscan Studies. 77(3): 273-308