Colloniidae

Colloniidae is a family of small sea snails with calcareous opercula, marine gastropod mollusks in the clade Vetigastropoda.^[1]

Colloniidae
Homalopoma sanguineum shell
Collonia granulosa shells
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Order:	Trochida
Superfamily:	Trochoidea
Family:	Colloniidae Cossmann, 1917

Genera

Genera in the family Colloniidae include:^[2]

Subfamily Colloniinae Cossmann, 1917

• Anadema H. & A. Adams, 1854: belongs to the Turbinidae
• Argalista Iredale, 1915
• Artiscollonia Poppe, Tagaro & S.-I Huang, 2023
• † Circulopsis Cossmann, 1902
• Circumcollonia Poppe, Tagaro & S.-I Huang, 2023
• † Cirsochilus Cossmann, 1888 †
• † Cochleochilus Cossmann, 1918
• Collonia Gray, 1850
• Collonista Iredale, 1918
• Complicatacollonista Poppe, Tagaro & S.-I Huang, 2023
• † Cyniscella Cossmann, 1888
• Emiliotia Faber, 2006
• Gigahomalopoma Poppe, Tagaro & S.-I Huang, 2023
• Glabracollonia Poppe, Tagaro & S.-I Huang, 2023
• Gloriacollonia Poppe, Tagaro & S.-I Huang, 2023
• Homalopoma Carpenter, 1864
• Leptothyra sensu Pease, 1869
• Magnihomalopoma Poppe, Tagaro & S.-I Huang, 2023
• Margaritacollonia Poppe, Tagaro & S.-I Huang, 2023
• Microcollonia Poppe, Tagaro & S.-I Huang, 2023
• Neocollonia Kuroda & T. Habe, 1954
• † Otomphalus Cossmann, 1902
• Panocochlea Dall, 1908
• Pictacollonia Poppe, Tagaro & S.-I Huang, 2023
• Planacollonista Poppe, Tagaro & S.-I Huang, 2023
• Pulchracollonia Poppe, Tagaro & S.-I Huang, 2023
• Trochicollonia Poppe, Tagaro & S.-I Huang, 2023
• † Vertesella J. Szabó, 2012
• † Vexinia Cossmann, 1918

Subfamily † Crossostomatinae L. R. Cox, 1960

• † Adeorbisina Greco, 1899
• † Costataphrus Gründel, 2007
• † Crossostoma J. Morris & Lycett, 1851
• † Helicocryptus A. d'Orbigny, 1850

Subfamily † Lewisiellinae Gründel, 2008

• † Lewisiella Stoliczka, 1868

Subfamily Liotipomatinae McLean, 2012

• Depressipoma McLean, 2012
• Liotipoma McLean & Kiel, 2007
• Paraliotipoma McLean, 2012
• Rhombipoma McLean, 2012

Subfamily Moelleriinae Hickman & McLean, 1990

• Leptocollonia A. W. B. Powell, 1951
• Moelleria Jeffreys, 1865
• Spiromoelleria Baxter & McLean, 1984

Subfamily † Petropomatinae Cox, 1960

• † Petropoma Gabb, 1877

Subfamily Thermocolloniinae Poppe, Tagaro & S.-I Huang, 2023

• Cantrainea Jeffreys, 1883
• Escondidacantrainea Poppe, Tagaro & S.-I Huang, 2023
• Intaglicollonia Hickman, 2013 †
• Orbiscollonia Poppe, Tagaro & S.-I Huang, 2023
• Phanerolepida Dall, 1907
• Planasolidum Poppe, Tagaro & S.-I Huang, 2023
• Squamahomalopoma Poppe, Tagaro & S.-I Huang, 2023
• Thermocollonia Okutani & Fujikura, 1990
• Triangularis Poppe, Tagaro & S.-I Huang, 2023

Subfamily Colloniidae incertae sedis (temporary name)

• † Eutinochilus Cossmann, 1918
• † Hikidea Kaim, R. G. Jenkins, Tanabe & Kiel, 2014
• † Rangimata Marwick, 1928
• † Torusataphrus Gründel, Keupp & F. Lang, 2017

Synonyms

• * Bothropoma Thiele, 1924: synonym of Neocollonia Kuroda & T. Habe, 1954 (junior homonym of Geophorus (Bothropoma) A. J. Wagner, 1908)
• subfamily Bothropomatinae Thiele, 1924: synonym of Colloniinae Cossmann, 1917 (invalid: type genus is a junior homonym)
• † Boutillieria Cossmann, 1888 : synonym of † Homalopoma (Boutillieria) Cossmann, 1888 represented as Homalopoma P. P. Carpenter, 1864 (superseded rank)
• Contundere Poppe, Tagaro & S.-I Huang, 2023: synonym of Panocochlea Dall, 1908 (junior objective synonym)
• † Helyocryptus: synonym of † Helicocryptus A. d'Orbigny, 1850 (incorrect subsequent spelling of Helicocryptus d'Orbigny, 1850)
• Leptonyx P. P. Carpenter, 1864: synonym of Homalopoma P. P. Carpenter, 1864 (junior homonym of Leptonyx Swainson, 1833 [Aves]; Homalopoma is a replacement name)
• Leptothyla: synonym of Leptothyra sensu Pease, 1869 (misspelling)
• Leptothyra J. G. Cooper, 1867: synonym of Homalopoma P. P. Carpenter, 1864 (junior objective synonym of Homalopoma)
• Molleria Jeffreys, 1865: synonym of Moelleria Jeffreys, 1865 ( unjustified emendation)
• † Tipua Marwick, 1943: synonym of † Cirsochilus Cossmann, 1888 (junior subjective synonym)