†subfamily Praegoniinae Fleming 1962 (clam)
Bivalvia - Trigoniida - Prosogyrotrigoniidae
Full reference: C. A. Fleming. 1962. Two new genera of Triassic Trigoniidae from New Zealand. Proceedings of the Malacological Society of London 35:1-4
Parent taxon: Prosogyrotrigoniidae according to J. G. Carter et al. 2011
See also Bouchet et al. 2010 and Fleming 1962
Sister taxon: Prosogyrotrigoniinae
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Triassic of New Zealand (6 collections)
Total: 6 collections each including a single occurrence