XIV 
INDEX. 
Order VI.— PECTINIBRANCHIA.TA— {"coiiYinuec/ J. 
Murex, 73 
Mu rex proper, 73 
Brontis, 73 
Typhis, 73 
Chicoracea, 73 
Aquilla, 73 
Lotorium, 73 
Tritoniura, 74 
Trophona, 74 
Ranella, 74 
Apolles, 74 
Fusus, 74 
Fusus proper, 74 
Lathira, 74 
Pleurotoma, 74 
Pyrula, 75 
Fulgur, 75 
Fasciolaria, 75 
Turbinella, 75 
Stroaibus, 75 
Strombus, 75 
Pterocera, 75 
Rostellaria, 75 
Hippocrenes, 75 
Order VII.— TUBULIBRANCHIATA, 75 
Vermetus, 75 
Magilus, 77 
Siliquaria, 77 
Order VIII.— SCUTIBRANCHIATA, 78 
Halyotis, 78 
Halyotis proper, 78 
Pastollse, 78 
Stromatia, 79 
Fissurella, 79 
Emarginula, 79 
Parmophorus, 79 
Order IX.— CYCLOBRANCHIATA, 80 
Patella, 80 
Chiton, 80 
CLASS IV.— ACEPHALA. 
Order I.— ACEPHALA TESTACEA,82 
Fctm . 1. OsTRACEA, 83 
Ostracita, 83 
