†Tropicolpus (Amplicolpus) Marwick 1971 (turret shell)
Gastropoda - Cerithioidea - Turritellidae
Alternative spelling: Amplicolpus
Parent taxon: Tropicolpus according to W. D. Allmon 1996
See also Beu et al. 1990 and Sepkoski 2002
Sister taxon: Tropicolpus (Tropicolpus)
Subtaxa: Tropicolpus (Amplicolpus) healyi Tropicolpus (Amplicolpus) ruakiwiensis Tropicolpus (Amplicolpus) wellmani
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution:
• Miocene of New Zealand (3 collections)
Total: 3 collections each including a single occurrence