ON MOLIiUSCA OP THE WEST COAST OF NORTH AMERICA. 227 



25 



13 



20 



28 



16 



15 



15 



22 



27 



29 



29 



30 



31 



Locality. 



STellina pura, Gld. Panama, Col. Jewett, teste 



Gld. Imp., San Diego & 

 Mazatlan, Lieut. Green, 

 teste Gld. MS. 



5 gemma, Gld. San Juan, Lieut. Green. 



4 (StTiKilla)fucata, GW.Proc.B.S.N.H.1851,p.91. Mazatlan, Col. Jewett. 



15 



16 



16 



-gemma, Gld. 



(Strigilla) fucata, Gld. Proc.B.S.N.H.1851,p. 91. 



^Strigilla camaria, B. M. Maz. Cat. p. 39. no. 66. 

 Donax flexuosus, Gld. 



— obesus, Gld. Proc. B. S. N. H, 1851, p. 90 



= D. Calif amicus, Conr., non Desh. 

 = D. Icevigatus, Desh. 



Mactra mendica, Gld. Proc. B. S. N. H. 1851, p. 88. 

 = Gnathodon trigona. Petit, B. M. Maz. Cat. p. 52. 

 no. 81. 



Lutraria ventricosa, Gld. Proc.B. S. N. H. 1851, p. 89. 

 = Mactra exoleta, Gray. 



— undulata, Gld. Proc. B. S. N. H. 1851, p. 89... 

 Probably =3fae<ra elegans. Sow. Tank. Cat. App. 



Tapes gracilis, Gld. MS 



tenerrima, Cpr 



Venus tantilla, Gld. [Trigona] 



Arthemis saccata, Gld. Proc, B. S. N, H. 1851, p. 91 



= Cyelina suhquadrata, Hani. 

 Cardiumluteolabrum,G;<Z. Proc. B.S.N. H. 1851, p. 91 



?= C. scant hocheilum, Gld. MS. Cat. 



— cruentatum, Gld. MS 



Lucina Ai-temidis, Cpr 



- orbella, Gld. Proc. B. S. N. H. 1851, p. 90 



=Diphdonta semiaspera, var. 



Sta. Barbara, Col. Jewett. 

 San Diego, Lieut. Green. 



Cyrena altilis, Gld. 



= Cyrena Mexicana, var. 

 Anodon ciconia, Gld 



}—Anodon glauca, Val. 

 Mytilus glomeratus, Gld.'Pxoc. B. S. N. H. 1851, p. 92 



Modiola nitens, Cpr 



Lithodomus falcatus, Gld. Proc. B. S.N. H. 1851, p. 92 



=Lithophagus Gruneri,'?\a\. (N. Zeal. Mus. Cum.)* 



Byssoarca pernoides, Cpr 



Avicula sterna, Gld. Proc. B. S. N. H. 1851, p. 93 



A. Atlantica, Mke. not Lam. 

 Limatetrica, CW. Proc. B. S. N. H. 1851, p. 93... 

 Bulimus vegetus, Gld 



=B. pallidior, Sow. teste Cum. 



vesicalis, Gld. 



excelsus, Gld 



Physa elata, Gld. 



Bulla (Akera) culcitella, Gld. [Tornatina] 



(Tornatina) cerealis, Gld. 



inculta, Gld. MS 



(Haminea) vesicula, Gld , 



Acmsea paleacea, Gld. , 



= Nacella depicta, Hds. 

 Trochus marcidus, Gld 



= Omphalius Pfeifferi, PhU. teste Cum. 



= Chlorostoma maculosum, A. Ad. 



Dr. Gould's shell is perhaps that of Adams ; while 

 his T. Montereyi, Rve., appears to be the 0. 

 Pfeifferi, Phil. 



Mazatlan, Lieut. Green. 



Mazatlan, Lieut. Green. 



La Paz, Lieut. Green. 



San Pedro, W. P. Blalce. 

 Panama, Col. Jewett. 

 Sta. Barbara, Col. Jewett. 

 Mazatlan, Lieut. Green. 



San Diego, Lieut. Green. 



San Pedro, W. P. Blake. 



Acapulco. — Mus. Gld. 



San Diego, Lieut. Green; 



Sta. Barbara, Co/. Jewett, 



and Nuttall. 

 ? Mazatlan, Col. Jewett. 



? Mexico, Lieut. Green, 



San Francisco, Maj. Rich 



California. 



Monterey, Maj. Rich. In 



hard marly clay. 

 San Diego, Webb. 

 Panama, C. B. Ad.; ?Ma. 



zatlan, Lieut. Green. 

 La Paz, Maj. Rich. 

 San Juan, Lieut. Green, 



Lower Calif., Maj. Rich, 

 California, Maj. Rich. 

 LowerCalifornia,Afa;.i2ieA. 

 Sta. Barbara, Col. Jewett. 

 Sta. Barbara, Col. Jewett. 

 San Diego, teste Gld. 

 San Diego, W. P. Blake. 

 Sta. Barbara, Col. Jewett. 

 On kelp or Zoophytes. 

 Monterey, Lieut. Green, 



* This appears absolutely identical with the [?] New Zealand shell. It has no incrustation 

 Wind* the epidermia. One of Mr. Cuming'* tpecies has an internal hinge-lamina. 



q2 



