382 



u.s, 



NATIONAL MUSEUM BULLETIN 287 



smith i 



blakeana 

 extensa 

 filifera 

 grippi 

 harpa 

 krausei 

 laevigata 

 limacina 

 maurellei 

 murdochiana 

 normal is 

 sculpturata 

 solida 

 tenuilirata 

 Bellaspira 

 melea 

 '■ Bellucina 

 actinus 

 amiantus 

 tampaensis 

 tuomeyi 

 waccamawensis 

 Bentharca 

 hawaiensis 

 kauaiensis 

 *Benthobia 

 tryonii 

 Benthodolium 

 pacificum 

 ■ Benthonella 

 fischeri 

 gaza 

 nisonis 

 *Beringius 

 aleuticus 

 crebricostatus 

 frielei 

 incisus 

 identatus 

 kennicotti 

 malleata 

 marshalli 

 undatus 

 =^'Bernardina 



bakeri 

 *Besla 



callimorpha 

 Bezoardica 



aequisulcatum 

 turricula 

 Biforina 

 caracca 

 georgiana 

 indigena 



=Bittinella 

 Bittium 

 adela 

 annettae 

 boiplex 

 burnsii 

 californicum 

 cerithidioides 

 chipolanum 

 cossmannii 

 panamense 

 permutabile 

 podagrinum 

 priscum 

 silicium 

 sora 



vancouverensis 

 yucatecanum 

 ■Bittnerella 

 Bivonia 

 exserta 

 ^ Boasia 

 *Boetica 



vaginata 

 Bolma 



bartschii 

 ^Boltenia 

 beringi 

 Boreofusus 

 nodosus 

 *Boreomelon 

 Boreotrophon 

 actinophorus 

 alaskanus 

 altus 



avalonensis 

 bentleyi 

 beringi 

 cymatus 

 disparilis 

 echinus 

 elegantulus 

 eucymatus 

 gorgon 



kamchatkanus 

 lacunellus 

 maclaini 

 macouni 

 mazatlanicus 

 pacificus 

 panamensis 

 peregrinus 

 rotundatus 

 scitulus 



tripherus 

 xestra 

 Bornia 



barbadensis 

 dodona 

 floridana 

 lioica 

 mazyckii 

 plectopygia 

 retifera 

 rota 



scintillata 

 tampae 

 triangula 

 *Borsonella 

 agassizii 

 barbarensis 

 callicesta 

 civitella 

 coronadoi 

 diegensis 

 nicoli 

 nychia 

 omphale 

 rhodope 

 saccoi 

 Borsonia 

 agassizii 

 coronadoi 

 diegensis 

 saccoi 

 Bostrichocentrum 



veracruziana 

 Bothrocorbula 

 radiatula 

 synarmostes 

 tenella 

 willcoxii 



Botula 



hawaiensis 



laysana 

 =^ Botulina 



bakeri 

 '• Bourdotia 

 •^'Bovillina 



tuba 

 *Bowdenia 



distira 

 Brachydontes 



curtulus 



grammatus 



guppyi 

 Buccinopsis 



canal iculata 



