260 



ALLAN HANCOCK PACIFIC EXPEDITIONS 



VOL. 20 



Modiolus (Brachydontes), 13,46 

 plicatula, Modiola, 13, 55, 56 

 plicatus, Mytilus, 58 

 plumula, Lithophaga, 95 



(Diberus),10, 11,13, 14,93, 

 95,96,97,137,175 



Modiola, 94, 96 



(Lithodomus), 13 



gracilior, Lithophaga (Diberus), 96 



kelseyi, Lithophaga, 95, 97 



tumidior, Lithophaga (Diberus), 

 96 

 politum, Amygdalum, 69 

 politus, Modiolus, 13 

 ponderoso, Noetia, 211 

 (Eontia),213 

 Promytilus, 6, 14 

 protractus, Musculus, 13, 74, 75 



niger, 75 

 pseudoillota, Barbatia (Fugleria), 187 

 puntarenensis, Brachidontes, 13, 39, 44, 



46,47,118,161 



Mytilus, 38 



(Hormomya), 13, 46 

 purpurata, Modiola, 13, 45 

 purpuratus, Brachidontes, 10, 11, 13, 39, 



44,45, 118, 163 

 pusilla, Acar, 178, 189, 190, 191, 223, 



241 



Byssoarca, 191 



insularis, Acar, 191 

 pyriformis, Mytilus, 13, 3 3 

 Quendreda, 17, 86 

 (Quendreda), Dacrydium, 86 



elegantulum, Dacrvdium, 87, 134, 

 171 



fabale, Dacrydium, 87 

 (Rasia), Anadara, 194, 201 

 recens, Arcoperna, 81 

 recta, Modiola, 13, 63 



Modiolus, 13 



Vosella, 64 

 rectus. Modiolus, 11, 13, 59, 63, 65, 121, 



169 



flabellatus. Modiolus, 169 

 recurvus, Ischadium, 12, 13, 35, 36 



Mytilus, 13,34, 36 

 reeveana. Area, 185 



Barbatia (Cucullaearca), 182, 183, 

 185, 186, 187,216,239 



lasperlensis, Barbatia 

 (Cucullaearca), 185 



velataformis, Barbatia 

 (Cucullaearca), 185 

 regius, Murex, 78 

 reinharti, Anadara (Scapharca), 196, 



198, 198, 227, 243, 245 



Area (Anadara), 198 

 restorationis, Mytella, 48 

 reticulata, Acar, 190, 191 



Barbatia (Acar), 189 



reversa, Area, 211 



Noetia (Noetia) , 211, 212, 213, 230 

 rex, Solamen, 81, 82 

 rostae, Barbatia (Acar), 188 

 rotundata, Crenella, 13, 81, 82 

 rugiferus, Lithophagus, 13, 101, 102 

 sacculifer. Modiolus, 11, 12, 13, 58, 59, 



61, 62, 65, 122 



Volsella, 13, 65 

 sagittatus. Modiolus (Am3-gdalum), 70 

 Salebrolabis, 94 

 salvadorica, Volsella, 13, 58, 71 



(Volsella), 72 

 salvadoricus, Lioberus, 13, 72, 73, 126, 



171 

 (Scapharca), Anadara, 193, 194, 196, 195 



auriculata, Anadara, 194 



aviculaeformis, Anadara, 194, 202, 

 204, 228, 245 



biangulata, Anadara, 194, 196, 200, 

 201, 202, 202, 204, 228 



concinna, Anadara, 194, 201 



cumingiana, Anadara, 178, 194, 196, 

 200, 228 



emarginata, Anadara, 203, 204, 229, 

 245 



gordita, Anadara, 194, 200 



notabilis, Anadara, 194 



obesa, Anadara, 194, 205, 207, 229, 

 249 



reinharti, Anadara, 196, 193, 198, 

 227, 243, 245 



transversa, Anadara, 194 

 semicostata, Modiola, 13, 56 

 semifusca, Modiola, 13, 53 

 semilaevis, Modiola, 13, 44 

 Semimytilus, 16, 18,25 



algosus, 9, 10, 11, 12, 13, 14, 24, 25, 

 27,28,32,110,163 

 seminuda, Modiolaria, 13 

 seminudus, Musculus, 13 

 senhausi, Brachyodontes, 74 



Modiola, 13 

 senhausii, Modiola, 74 

 senhousei. Modiolus, 74 



Musculus, 13, 74 

 senhousia, Modiola, 74 

 septentrionalis, Mvtilus, 19 

 Septifer, 6, 16, 37,40,41 



bifurcatus, 10, 12, 14, 38, 39, 40, 41, 

 113,163 

 obsoletus, 42 



bilocularis, 42 



crassus, 41 



cumingi, 11, 42 



cumingii, 42 



obsoletus, 12 



zeteki, 11, 14, 39, 41, 42, 115, 163 

 Sheldonella, 211,212 



delgada, 178,212,212,231 

 (Sheldonella) maoica, Noetia, 211 



