ON MOLLUSCA OF THE WEST COAST OF NORTH AMERICA. 185 



1835, 

 Page. 



Mouretia stellata, Soiv. [comp 

 Gadinia pentegoniostoma] .., 



Siphouaria costata, Sow \ 



7 

 21 

 21 

 22 

 23 

 23 

 41 

 41 

 42 

 43 

 44 

 44 



45 

 45 

 46 

 46 

 46 

 84 

 84 

 84 

 93 

 94 

 95 

 95 

 96 

 96 



109 



109 



109 

 194 

 194 

 194 



194 



1840, 



139 



1841 



51 

 52 



1842. 

 49 



197 



1843, 



23 

 208 

 210 

 213 



185 

 30 

 154 

 156 

 160 



166 



Pboc. Zool, Soc— Cuming-. 



maura, Sow 



Venus Columbiensis, Sow 



subimljricata, Soiv. 



multicostata, Sow... 

 Cytherea unicolor, Sow... 



concinna, Sow 



Venus histriouica, Sow... 



— fuscolineata, Sow..., 



— discors, Sow 



— crenifera, Sow 



— ornatissima, jBrorf. ...Isp. 



— pulicaria, Brod. [ = cingu- 

 lata, Lam. teste Sow.'] 



Cytherea tortuosa, Brod. 



affinis, Brod. 



Dioue,var. /3. = C. lupinaria 



vulnerata, Brod 



axgentma., Sow 



Pinna rugosa, >yow 



maura, Sow 



tuberculosa, Sow 



Pandora brevifrons, Sow 



Buccinum modestum, Poivis 



Nassa nodifera, Pow 



festiva, Pow 



pallida, Pow 



scabriuscula, Pow. 



Pecten subnodosus. Sow. i '^'^^•P- 

 |_var.y 



magnificus, Sow.l ^^^ 



tumidus, Sow. 



Mitra tristis, Swains 



effusa. Swains 



Tiara foraminata, iS'jfams. 



luta lens, U^ood 



— muricata, Swains 



var.y 



=Vo 



Murex plicatus, Sow.jun.. 



Ranella nana, Sow. Jtt«. .... 

 — albofasciata, Sow.jun., 



Siphonaria characteristica, Rve. 

 Vermetus eburneus, Rve 



Lima angulata, Sow.jun 



Natica Panamaensis, Reel. 



uberina, Val.inHumb 



Gallapagosa, Reel. [? = N 



Otis, Z.fi.K.] 



Pleurotoma cedo-nulli, Rve 



.Cyclostoma giganteum, Sow 



iTerebra aspera, Hinds 



elata. Hinds 



ornata, Gray (P.Z.S. 1834 



P-62) 



|— — aciculata,/frf5. (quasi Za/w/ 



V on rocks 



on rocks in ex- 

 posed situations 

 on rocks 

 coarse sand 

 fine sand 

 coarse sand 

 coarse sand 

 fine sand 

 muddy sand 

 sandy mud 

 sandy mud 



sand 

 sandy mud 



[■ sandy mud 



sandy mud 



sandy mud 



soft mud 



sandy mud 



sand-banks 



sand-banks 



muddy banks 



muddy banks 



sand 

 muddy gravel 

 coral sand 

 sandy mud 

 sandy mud 

 sandy mud 

 sandy mud \ 

 and coral sand J 



coral sand i 



sandy mud 

 sandy mud 

 sandy mud 



1 sandy mud and 



} gravel 

 sandy mud 



coarse sand 



coarse sand 

 coarse sand 



sandy mud 



fine sand 



muddy sand 



coral sand 



sandy mud 



■woods 



sandy mud 



coarse sand 



coral sand 



(mud 



Depth 

 in fms. 



Locality. 



1. w. Real Llej. 



|- 1. w. Guacom. 



Pan. 



1. vi • St. Elena. 



13 P.Portr.,Acap.[Calif.,S'ow.l 



1. w. G. Pan. 



6 Real Llej. [Xipix., Sow.l 



10 Pan. 



1. w. Real Llej., St. Elena. 



13 Guacom. 



6-9 Guacom., St. Elena. 



1. w. Payta, St. Elena. 



10 Pan. 



Chiriqui and Tumaco. 



6 Pan., Xipix. 



10 Xipix. 



5 Tumbez. 



6 Real Llej. 

 1. vf. G. Nocoiyo. 



Is. Rey, B. Pan. 

 Pan. 

 Pan. 

 10 Pan. 

 7-17 B.Mont. 

 6-10 Gal., Pan. 

 6-10 Pan., St. Elen. 

 6 Pan. 

 12 Bay Mont. 

 10-17 /Is- Plata. 

 ^ ^' IGulfTehuant. 



6 Galap. 

 17 Is. Plata. 



6-10 St. Elena, Salango. 

 6-10 St. Elena, Galap. 

 12 Guacom., Galap. 



■ 6-14 St. Elena, Is. Plata, Pan. 



6' Galap. 



12 G. Nocoyo. 



7 Panama. ["Ins. Philip."] 

 10 Panama. Ditto. 



Pan. 



12-20 Pan. 

 10 Pan. 

 5 Casma, Peru. 



Albemarle Is., Gal. 



10 Pan. 

 Panama. 

 6-10 Pan., Mte Xti,, St. Elen. 

 15 Bay Mont. 

 5-7 Gal. 



Panama, Hinds.) 

 Xipix. (Acapulco, Sonso- 

 nati, Hds.) 



