Colposigma Finlay and Marwick 1937 (turret shell)

Gastropoda - Cerithioidea - Turritellidae

Parent taxon: Turritellinae according to W. D. Allmon 1996

See also Beu et al. 1990, Sepkoski 2002 and Stilwell and Zinsmeister 1992

Sister taxa: Archimediella, Banzarecolpus, Callostracum, Coeloconica, Colpospira, Gazameda, Hataiella, Idaella, Maoricolpus, Neohaustator, Nipponocolpus, Oligodia, Reymentella, Sechuritella, Spirocolpus, Tachyrhynchus, Torquesia, Tropicolpus, Turritella, Wyatella, Wyattella, Zaria, Zeacolpus, Kamchatkella, Armatus

Subtaxa: Colposigma capitanea Colposigma euthenia Colposigma gairi Colposigma imparicincta Colposigma mesalia Colposigma plebeia

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Type: Colposigma mesalia

Ecology: facultatively mobile semi-infaunal suspension feeder

Distribution:

• Eocene of Antarctica (11 collections), New Zealand (1)

• Paleocene to Eocene of Australia (1)

• Paleocene of Australia (3), New Zealand (2)

Total: 18 collections including 21 occurrences

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Specimen images are retrieved through the ePANDDA API.


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