INDEX OF SPECIES. 



Cerithidea 



varicosa, 7, 24, 186, 208, 170 

 190, 230, 233, 272 

 295, O 325, 364. 

 ?varicosa, var. Mazatlanica 



257, P 344, U 206. 

 Cerithiopsis 



assiinilata, 99, no, 146, 155 

 274, 260, 335, 364 



P445- 



bimargiuata, 274, 335. 

 cerea, 260, 335, P 443: 



P445- 



columua, 99, 114, 146, 245. 

 convexa, 260, 335, P 44. 

 decussata, O 260, 335, P 445. 

 fflosa, 335, 348. 

 fortior, 23, 146, 287. 

 intercalaris, 274. 

 munita, 1 14, 146, 245. 

 neglecta, 185, 336. 

 paupercula, 336. 

 pupiformis, 260, 335, P 443. 

 purpurea, 23, 146, 287. 

 sorex, 260, P 335, P 444. 

 terebella, 364, P 445. 

 trilineata, P 445. 

 tubercularis, 169, 186, 366. 

 Ttuberculata, 23, 114, 146, P 



442. 

 tuberculoides, 32, 36, 1 10, 260, 



335, 366, P 442, P 443- 

 ?tuberculoides, var. albonodosa, 



O 260, P 443. 

 Cereus 



conglomerates, 4. 

 Cerostoma 



var. Burnettii; 72. 



foliatum, 13, 48, 72, 149, 169, 



0345- 



monoceros, 13, 149, 151, 152. 

 monodon, 83, 149, 345. 

 Nuttallii, 13, 27, 149, 201, 



345, 349, V 229. 

 Chama 



Broderipii, P 89. 



Chama 



Buddiana, 26, 30, 38, 106, 200, 

 247, 277, 307, P 89. 



chionsea, 178. 



corrugata, 27, 38, 154, 184, 

 277, 307. 



crassicostata, 10. 



Delessertii, P 549. 



echiuata, 9, 30, 38, 106, 200, 

 178, 184, 234, 247, 

 277, 307, P 87, P 549. 



exogyra, u, 71, 106, 127,0 232, 

 247, 307, 349, 351, 

 352, 353, P 90, V 217. 



frondosa, 9, 23, 106, 152, 178, 

 O 197, -232, 282, 306, 



P 87, P 549- 

 (?frondosa, var.) fornicata, 38, 



200, 247, 277, P 89. 

 frondosa, var. Mexicana, 200, 



178, 197, O 247, 307, 



352, 353, 364, P 87, 



P 89, P 548, V 217. 

 imbricata, 63, 184, 307. 

 Janus, 1 86, 307, 359. 

 lobata, 11, 71. 

 Mexicana, 30, 38, 232. 

 Panameusis, 186, 307, P 



90. 

 pellucida, 22, 127, 170, 197, 



232, 0307,0351, V 217. 

 producta, 27, 184, 307. 

 rugosa, 234. 

 spinosa, 23, 27, 97, 106, 128, 



208, 247, 307, 359, 



P 89, P 90. 

 squalida, 178. 

 venosa, 232. 

 Chelyconus 



puncticulatus, P 404. 

 purpurascens, P 402. 

 regal itatis, P 403. 

 Chelysoma 



MacLeayanum, 176 

 Chemnitzia 



Adamsii, 36, no. 



