Discodoris heathi, 300, pi. i6-i 

 discors, Musculus, 355, pi. 28e 

 discus, Dosinia, 417, fig. 8ic 

 discus, Periploma, 473, figs. 97a; 28-I 

 disjuncta, Thyasira, 385 

 disiocata, Terebra, 265, pi. 26-i 

 dislocatus, Aequipecten, 368 

 disparilis, Varicorbula, 457 

 Dispotaea, 170 

 Dissentoma pri?iia, 195 

 distans, Fasciolaria, 242 

 Distorsio, 196 



clathrata, 196, pi. 2 5aa 



constricta, 197 



constricta mcgintyi, 197, pi. 25Z 



floridana, 197 

 divaricata, Crenella, 350 

 divaricata, Lacuna, 131 

 Divaricella, 391 



dentata, 391 



quadrisulcata, 391, pi. 30m 

 divisus, Tagelus, 440, pi. 3og 

 dohrni, Scaphella, 251, pi. 13) 

 dolabrata, Pyramidella, 289, pi. 4q 

 dolabriformis, Spisula, 448, fig. 90a 

 doliarium, Calliostoma, 115, 116, pi. 3q; 



%• 33h 

 Dol'mm, 199 



domingensis, Barbatia, 343, pi. 27U 

 dominguensis, Cardita, 378, 380 

 doviinicensis, Spondylus, 370 

 Donax, 437 



calif ornica, 438, pi. 3ip 



denticulata, 438, pi. 3op 



fossor, 437 



gouldi, 438, pi. 3iq 



roemeri, 437, pi. 3oq 



striata, 438 



tumida, 438 



variabilis, 437, pi. 3or 

 donilla, Odostomia, 290, fig. 63r 

 Doridae, 299 

 Doriopsis, 303 

 dorsalis, Xylophaga, 463 

 Dorytewthis plei, 483 

 Dosina, 404 

 Dosinia, 417 



discus, 417, fig. 81 c 



elegans, 417 

 Dosinidia, 417 



draconis, Polinices, 187, 189, fig. 43a 

 Dreissenidae, 382 

 Drupa nodulosa, 211, pi. 25V 

 dubia, Scaphella, 251 

 dubiosa, Cyathodonta, 472 

 dupetit-thouarsi, Fusinus, pi. 24ZZ, not 



in text 

 duplicatus, Polinices, 186, 191, pis. 5k, 



22h 



dysoni, Diodora, 97, pi. i7n 



ebenina, Crassispira, 268, fig. 57] 

 eboreum, Dentalium, 331, fig. 696 

 eburneola, Marginella, 254 

 eburneum, Cerithium, 154, pi. i9q 

 eburneum, Epitonium, 164 



Scientific Names 



echinata, Pseudochama, 393 

 echinatus, Spondylus, 370 

 Echininus nodulosus, 134, 135, pi. i9h 

 Echinochama, 391, 394 



arcinella, 394, pi. 37!! 



californica, 394, pi. 376 



comuta, 394, pi. 37g 

 edulis, Mytilus, 354, pi. 35m 

 edulis, Ostrea, 373 

 edulis diegensis, Mytilus, 354 

 egmontianum, Trachycardium, 397, pi. 



. 39-0 

 Egregia, 105 



elatum, Laevicardium, 400 

 elegans, Ancistrosyrinx, 268 

 elegans, Dosinia, 417 

 elegans, Fossarus, 176, pi. 25c 

 elegans, Haminoea, 279 

 Elephantanellum, 148 

 elephantinum, Dentalium, 55 

 Elllpetylus, 139 

 elongata, Cavolina, 298 

 elucens, Tellina, 423 

 emarginata, Thais, 216, fig. 48a 

 Emarginula phrixodes, 94, pi. 17-0 

 eiuersoni, Cerithiopsis, 157 

 Engina turbinella, 232, pi. 25W; (249) 

 Ensis, 443 



califomicus, 443 



directus, (35), 443, pi. 30k; fig. iid 



megistus, 443 



minor, 443 



myrae, 443 

 entale, Dentalium, 329 

 entale stimpsoni, Dentalium, 328 

 Entemnotrochus, 92 

 Entoconchidae, note 160 

 Entodesma saxicola, 469, pi. 29m 

 Eontia, 346 

 epae, Sthenorytis, 161 

 Epilucina, 390 

 Episiphon, 331 

 Epitonium, 163 



angulatum, 164, 165, pi. 22b 



clathriim, 165 



commune, 164 



contorquata, 163 



eburneum, 164 



foliaceicostum, 164 



humphreysi, 164, pi. 22d 



indianorum, 165 



krebsi, 163, fig. 400 



lamellosum, 165, pi. 22a 



Imeatuin, 165 



vmricata, 165 



occidentale, 163 



pretiosula, 165 



reynoldsi, 165 



rupicolum, 165, pi. 226 



spina-rosae, 165 



swifti, 163 



tollini, 164 

 equalis, Rossia, 480 

 equestris, Cheila, 165, pi. 2ip 

 equestris, Ostrea, 373, pi. 28c 

 Erato, 176 



525 



columbella, 176 



maugeriae, 176, pi. 22W 



vitilUna, 176, pi, 20-0 

 Eratoidae, 176 

 Eratoidea, 254 

 erectus, Petaloconchus, 143 

 erinaceoides rhyssus, Adurex, 206 

 Erosaria, 180 

 erosum, Tachyrhynchus, 140, 141, pi. 



21-1 



Ervilia, 452 



concentrica, 452 



rostratula, 452 

 Erycina fernandina, 397 

 Erycinidae, 394 

 eschrichti, Bittium, 155, 156 

 estepho?f!efios, Melongena, 234 

 etterae, Eupleura, 219 

 Eubranchus, 309 



exiguus, 309, pi. 15c 



pallidus, 310, pi. i5h 

 eucosmia, Neptunea, 230, fig. 51 d 

 eucosmius, Fusinus, 243, pi. iic; fig. 22k 

 Eucrassatella, 376 



floridana, 377 



gibbesi, 377 



speciosa, 377, pi. 30Z 

 eucymata, Callista, 415, pi. 39-i 

 Eudolium crosseanum, 199, pi. 2 3g 

 euglyptum, Calliostoma, 112, pi. 17W 

 Eulamellibranchia, 332 

 Eulimidae, 160 

 Eulithidium, 127 



rubrilineatum, 127 



variegata, 128 

 Eunaticina oldroydi, 188, fig. 436 

 Eupleura, 219 



caudata, 219, fig. 47b 



etterae, 219 



stimpsoni, 209, fig. 47a 



sulcidentata, 219, fig. 47c 

 Euribia, 299 

 Eurytellina, 427 

 Euvola, 361, 362 

 Evalea, 290 

 Evalina, 290 

 exaciita, Cleodora, 295 

 exacuta, Clio, 295 

 exantheitia, Cypraea, 180 

 exasperates, Aequipecten, 367 

 excavata, Crepidula, 172 

 excavata, Tegula, 119 

 exigua, Janthina, 160, pi. 4-I 

 exigua, Nucula, 335 

 exiguus, Eubranchus, 309, pi. 15c 

 exogyra, Pseudochama, 393 

 exoleta, Turritella, 141, pi. 2ih 

 expansa, Ostrea, 374 

 exustus, Brachidontes, 352, pi. 35J 



faba, Crenella, 350, fig. 75a 



falcata, Botula, 356, pi. 29k 



falcata, Clio, 295 



falcata, Spisula, 447 



farella, Odostomia, 290, fig. 63-i 



fargoi, Vermicularia, 145, pi. 21b 



