UNIVALVES, MUREX. 105 



Diaphanus. Striatus. 



Cichoreum. Tripterus. 



Versicolor. Sacellum. 



*Eriiiaceus (Urchin.) Motacilla. 



Triqueter. 



C. With thick, protuberant^ rounded sutures^ 

 Lyratus. Pyrum. 



Rana {Thorny Toad.) Caudatus. 



Gyrinus. Rubecula, 



Affinis. Scrobiculator, 



Lanipas {Swiss Troivsers.) Reticularis. 

 Olearium {Oil Jar.) Lamellosus. 



Femorale {Gadroon-whelk.) Nodatus. 

 Cutaceus. Anus {Grimace.) 



Lotorium {Hog's Snout.) Miliaris. 

 Pileare. SenegaJeusis. 



Bufonius. *Carinatus. 



D. More or less spinous, and without manifest beak' 



Riciims {Spur Shell.) Mancinella. 



Nodus (Ches7iut.) Hippocastaimni(/fo?'*eC/tc5/tMf. 



Neritoideus {Mulberry.) Senticosus. 



Fucus {Old Maid.) Melongera {Open mouthed M.) 



Loco. Consul. 



Hysti'ix. Lima, 



E. With a long, straight, subulate, closed beak, and un- 

 armed with spines. 

 Cariosus. Straminius. 



Babylonius {Tower of Babel.) Australis. 

 Javauus. Uncinatus. 



Sinensis, Turris. 



