Bivalvia - Ostreida - Malleidae
Alternative spelling: Mulletia
Parent taxon: Isognomon according to E. Dartevelle and S. Freneix 1957
See also Sepkoski 2002
Sister taxa: Isognomon (Hippochaeta), Isognomon (Iranognomon), Isognomon (Isognomon), Isognomon (Melina), 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 (Mulletia) mulleti
Type: Perna mulleti
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cretaceous of Germany (1 collection), the United Kingdom (6)
Total: 7 collections each including a single occurrence