Mytilus Granulatus, p. 246 
Strigatus, p. 251 

Pinna Saccata, p. 253 
— Atropurpurea, p. 255 
Perna Costellata, p. 259 
Malleus Albus, p. 260 
Avicula Semisagitta, p. 261 
Meleagrina Mazatlanica, 
APP. 
Lima Bullata, p. 266 
— Ventricosa, p. 267 
Pecten Latiauritus, p. 275 
Plicatula Australis, p. 288 
Spondylus Sinensis, p. 294 
Gussoni, p. 295 - 
Ostrea Adriatica, p. 296 
——— Rosacea, p. 804 
24 
49 Vulsella Ovata, p. 311 
50 
51 
52 
53 
54 
5 
or 
56 
Placuna Papyracea, p. 312 
Anomia Elyros, p. 314 

AAnigmatica, p. 313 
Discina (= Orbicula) Levis, 
p-de 
—  — Lamellosa, p. 317 
Terebratula Rubicunda, p. 
324 
Septentrionalis, 
Californica, p. 
Pisum, p. 328 
(Magas ?) Cum- 
ingu, p. 331 
Lingula Hians, p. 333 
ort, SY 
