Bivalvia - Ostreida - Malleidae
Alternative spelling: Melina
Parent taxon: Isognomon according to E. V. Coan and P. Valentich-Scott 2012
See also Bouchet et al. 2010, Glenn 1904 and Richards and Harbison 1942
Sister taxa: Isognomon (Hippochaeta), Isognomon (Iranognomon), Isognomon (Isognomon), Isognomon (Mulletia), Isognomon (Parviperna), Isognomon (Semignomon), Isognomon alatus, Isognomon bicolor, Isognomon gariesensis, Isognomon gaudichaudi, Isognomon isognomoides, Isognomon isognomon, Isognomon isognomonoides, Isognomon legumen, Isognomon maxillata, Isognomon nucleus, Isognomon orientalis, Isognomon perna, Isognomon quadrisulcata, Isognomon radiatus, Isognomon repini, Isognomon valvanoi
Subtaxa: Isognomon (Melina) recognitus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of Mexico (1 collection), South Africa (1)
• Pliocene of South Africa (2)
• Paleocene of United States (1: South Carolina)
Total: 5 collections each including a single occurrence