VOL. 23 



INDEX 



305 



ceciliae, 9 

 davidsoni, 20 

 Pecten (Pseudamusiura) alaskense, 41 

 alaskensis, 18 

 andersoni, 54 

 arces, 45 

 bistriatum, 28 

 davidsoni, 20 

 gelatinosus, 48 

 incongruum, 36 

 liriope, 27 

 neoceanicus, 56 

 panamensis, 38, 50, 52, 65 

 polyleptus, 43 

 randolphi, 44 



tillamookensis, 45 

 reticulus, 37 

 tillamookense, 45 

 vancouverensis, 38, 39,41 



fernandoensis, 41 

 vitreus, 48 

 whiteavesi, 208 

 Pecten (Pseudamussium) davidsoni, 20 

 gr0nlandicus, 53 

 pedroanus, 44, 45 



vancouverensis, 41, 45 

 polyleptus, 38 

 tillamookensis, 46 

 vitreus, 48 

 Pecten (Vola) dentatus, 150 



floridus, 143 

 pedroanus, Pecten, 46 



(Pseudamussium) , 44, 45 

 vancouverensis, Pecten (Pseuda- 

 mussium), 41, 45 

 pelsenieri, Chlamys (Argopecten), 96 

 Peplum, 52, 58, 63 



clavatus, 63 

 (Peplum) fasciculatum, Pseudamus- 

 sium, 50, 52, 63, 64, 65, 219 

 fasciculatus, Lyropecten, 65 

 inflexum, Pseudamussium, 63, 64 

 Pseudamussium, 9, 63 

 septemradiatum, Pseudamussium, 

 63,64 

 pernodosus, Pecten, 127 

 pernomus, Cyclopecten, 6, 23, 32, 199 

 Pecten, 30, 32 



(Cyclopecten), 32 

 perrini, Spondylus, 135 

 pes-lutrae, Ostrea, 64 

 Philippia, 138, 140 

 philippii, Pecten, 93, 94, 95 

 Phyllochaetopterus, 24, 26 

 picoensis, Pecten (Chlamys) islandicus, 



77 

 pittieri, Pecten (Lyropecten), 127 

 Plagioctenium, 94, 96 



circularis aequisulcatum, 102 

 aequisulcatus, 102 

 (Plagioctenium) andersoni, Pecten, 54 

 calli, Pecten, 98 

 circularis, Aequipecten, 99 



aequisulcatus, Pecten, 101, 102 



Pecten, 98, 99 



latiauritum, Chlamys, 109 



monotimeris, Chlamys, 112 



newsomi, Pecten, 101 



paucicostatus, Pecten, 118 



purpuratum, Chlamys, 104 



purpuratus, Pecten, 104 



subventricosus, Pecten, 101 



ventricosum, Chlamys, 99 



ventricosus, Pecten, 98 

 Plagiostoma gigantea, 133, 134 

 (Pleuronectes) duodecim-laraellatus, 



Pecten, 15 

 plica, Pecten, 52 

 poecilus, Pecten, 146 

 polyleptus, Cyclopecten (Delectopecten), 



40, 43, 209 



Pecten (Pseudamusium) , 43 

 (Pseudamussium), 38 

 Polynemamussium, 15, 17 



alaskense, 19 

 pomatia, Pecten, 97 

 portusregii, Chlamys (Argopecten) 



gibba, 96 

 poulsoni, Hinnita, 135 



Pecten, 135 

 pourtalesianum, Propeamussium 



(Parvamussium), 17 



striatulum, Amussium, 13 

 povFelli, Spondylus, 140 

 Propeamusium, 9, 31 



alaskensis, 18 

 (Propeamusium) alaskense, Pecten, 18 



alaskensis, Amusium, 18 

 Pecten, 18 



levis, Pecten, 18 



riversi, Pecten, 18 

 Propeamussium, 7, 9, 11, 16, 29 



alaskense, 19, 21 



malpelonium, 11, 14, 181 



meridionale, 11, 12, 179 

 Propeamussium (Cyclopecten) vitreum, 



48 



gelatinosum, 49 

 Propeamussium (Parvamussium), 7, 15 

 alaskense, 17, 18,21, 183 

 cancellatum, 17 

 cmadoritinctum, 17 

 cristatellum, 17 

 davidsoni, 7, 16, 17,20,44, 185 

 fenestratum, 17 

 holmesii, 17 

 hoskynsi, 16, 17, 21 

 hypomeces, 17 

 ina, 17 



intuscostatum, 17 

 investigatorium, 17 

 jeffreysii, 17 

 lacteum, 17 

 lucidum, 17 

 manaricum, 17 

 margaritiferum, 17 

 octodecim-liratum, 17 

 pourtalesianum, 17 



