Functional morphology with particular reference to hinge and ligament in Spondylus and Plicatula and a discussion of relations within the superfamily Pectinacea (Mollusca: Bivalvia).
D000818:Animals; D005075:Biological Evolution; D008124:Locomotion; D010125:Ostreidae / Q000033:anatomy & histology* / Q000502:physiology; D011984:Sensory Receptor Cells; D013045:Species Specificity