Documents Class Bivalvia (Pelecypoda) 2nd largest mollusc class ~ 20,000 living; 20,000 fossil spp. Appear in....

Slide 1 Class Bivalvia (Pelecypoda) 2nd largest mollusc class ~ 20,000 living; 20,000 fossil spp. Appear in Cambrian Height of diversity ~ 350 mya Slide 2 Class Bivalvia…