Subfamily Eucyclinae Koken 1897 (top snail)

Gastropoda - Trochoidea - Trochidae

Parent taxon: Trochidae according to A. Kaim 2004

See also Beesley 1998, Squires and Goedert 1995 and Wilson 1993

Sister taxa: Aaleniella, Anticonulus, Antisolarium, Buckmanina, Calliostomatinae, Canthardinae, Chlorostoma, Chuelskia, Cirsostylus, Cittarium, Cochleochilus, Coeloconulus, Coralastele, Enida, Eocalliostoma, Falsotectus, Francisciconcha, Gallensteinia, Gena, Granulifera, Halistylinae, Hybochelus, Karabolkia, Lirulariinae, Lithotrochus, Livona, Margarella, Microgaza, Monodontinae, Phorcus, Prothalotia, Serratotrochus, Solariconulus, Stelzneria, Stomatellinae, Suavotrochus, Synaptocochlea, Thalotia, Trochaclididae, Trochaclis, Trochinae, Trochotectus, Trochus, Turcicula, Umboniinae, Vacekia, Stomatiinae, Eostomias

Subtaxa: Calliotropini Callumbonella Eucyclini Granata Risselloidea Tallorbis

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Ecology: epifaunal grazer

Distribution:

• Quaternary of Australia (1 collection)

• Pliocene of Spain (5)

• Miocene of Japan (2), Spain (1)

• Jurassic of India (1), Poland (9)

Total: 19 collections including 21 occurrences

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