Bivalvia - Mytilida - Mytilidae
Parent taxon: Brachidontes according to E. J. Moore 1983
See also DuBar 1958, Squires 1984, Squires 1987 and Squires 1988
Sister taxa: Brachidontes (Aeidimytilus), Brachidontes (Arcomytilus), Brachidontes (Austromytilus), Brachidontes (Hormomya), Brachidontes (Scolimytilus), Brachidontes adamsianus, Brachidontes alabamensis, Brachidontes alabamiensis, Brachidontes andinus, Brachidontes bifurcatus, Brachidontes blanckenhorni, Brachidontes domingensis, Brachidontes erosa, Brachidontes exustus, Brachidontes mississippiensis, Brachidontes modiolus, Brachidontes ornatissimus, Brachidontes pectinatus, Brachidontes semilaevis, Brachidontes toechophora, Brachidontes ustulatus, Brachidontes vineyardensis, Brachyodontes charmesi, Brachyodontes convolutus, Modiolus (Brachydontes) olequahensis, Volsella (Brachidontes) dichotoma
Subtaxa: Brachidontes (Brachidontes) altiobliquus Brachidontes (Brachidontes) cooperi Brachidontes (Brachidontes) cowlitzensis Brachidontes (Brachidontes) dichotomus Brachidontes (Brachidontes) kirkerensis Brachidontes (Brachidontes) lawsoni Brachidontes (Brachidontes) susanaensis Brachidontes (Brachidontes) variabilis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of Argentina (6 collections), Eritrea (1), United States (1: Florida)
• Pliocene of Trinidad and Tobago (12)
• Miocene of Argentina (1), Venezuela (1)
• Eocene of United States (71: Alaska, California, Oregon, Washington)
• Paleocene of United States (7: California)
• Cretaceous of Jordan (3)
• Jurassic of France (1)
Total: 104 collections including 109 occurrences