Family Turtoniina Clark 1855 (venus clam)
Bivalvia - Cardiida - Veneridae
Alternative spellings: Turtoniidae, Turtoniinae
Parent taxon: Meretricini according to J. G. Carter et al. 2011
See also Bieler and Mikkelsen 2006, Bouchet et al. 2010, Coan et al. 2000, Nevesskaja 2009, Newell 1965 and Vokes 1980
Sister taxa: Clementiina, Cyclinina, Gemmina, Meretricina, Petricolina, Samarangiina, Sunettina
Subtaxa: Turtonia
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of Greenland (1 collection), United States (3: Alaska, California)
Total: 4 collections each including a single occurrence