154 - 



cylanensis 12 



coarctatus 14 



constr ictus 14 



corneus 11, 536 



costatus 15, 336 



cultellus 13, 14 



cylindraceus 337 



diphos 58 



dombei 13, 336 



ensis 11 



fragilis 16 



gigas 15 



guinensis 1^,14, 336 



inflexus 15 



javanicus 14, 336 



legumen 13 



linearis 12, 337 



magnus * . . . • 13 



maximus 13, 15 



mediu.s 15, 336 



michaudi 17 



minimus 16 



minutus 13, 150 



niveus 336 



novaculina 16, 336 



occidens 55 



orbiculatus 15 



pellucidus 13 



philippinarum 337 



pinna 48 



planus 13 



politus 14 



pygmeus 13 



radiatus 14 



rosea 60 



rostrata 58 



sanguinolentus 56 



