36 



TERTIARY AND Ql'ATERNAEY PECTENS OF CALIFORNIA. 



Lixl (if Sail I'edrnfiirmcliou {PhiMocene) faxxils — Ci)iiliiuu-il. 

 GASTEROPODA— continued. oASTERopoDA— continued. 



* iVIargarita optalailis var. nodosus Arnold. 

 Margarita parcipicta var. peilroana Arnold. 

 Marginella jewettii Carpenter. 

 IMegatebennus bimaculatus Pall. 



Mitra maura Swainson. 



* Mitramorpha tilcjsa Carpenter. 

 *Mitraraori)ha intermedia .\rnold. 

 Monocero.? engonatuni Conrail. 

 Monoceros lapilloides Conrad. 

 Mopalia ciliata So\verl)y. 



Murex ( Pteronotus ) festivu.s Hinds. 



Murex (Pterohytis) foliatus Martyn. 



Murex (Pterohytis) nuttidli Conrad. 



Murex (Chicoreus) leeanus Dall. 



Murex (Cerostonia) monoceros SowerV>y. 



Murex trialatus Sowerby. 



Nassa californiana (.'onrad. 



Nassa cerritensis .\rnold. 



Nas-^a fossata Oould. 



Nassa insculpta Carpenter. 



Nassa mendica Could. 



Nassa mendica var. coojieri Forbes. 



Nassa perpinguis Hinds. 



Nassa tegula Reeve. 



Nassa versicolor var. hooveri Arnold. 



* Natica clausa Broderip & Si.iwerljy. 

 Natica (Lunatia) lewisii (iould. 

 Neverita recluziana Petit. 

 Norrisia norrisii Sowerby. 



* Ocinebra barbarensis Gabb. 

 Ocinebra foveolata Hinds. 

 Ocinebra interfossa- Carpenter. 

 Ocinebra keepi Arnold. 

 Ocinebra lurida Middendorf. 

 Ocinelira lurida var. aspcra Baird. 

 Ocinebra lurida var. cancellina Philippi. 

 Ocinebra lurida var. cerritensis .\rnolcl. 

 *Ocinebra lurida var. nmnda Carpenter. 

 Ocinebra micheli Fonl. 



Ocinebra perita Hinds. 



Ocinebra poulsoni Nuttall. 



*Odostomia gouldii Carpenter. 



*Odostomia nuciformis var. avellana Carpenter. 



Odostoniia tenuis Carjienter. 



Olivella biplicata Sowerby. 



Olivella intorta Carpenter. 



Olivella pedrpana Conrad. 



Opalia borealis Gould. 



Opalia crenitoides var. insculpta Carpi^nter. 



Pachypoma in^quale IMartyn. 



Paludestrina curta Arnold. 



Paluilestrina stokesi Arnold. 



Phasianella compta Gould. 



*Physa heterostropha iSay. 



Pisauia fortis Carpenter. 



Plauorbis tumidus Pfeiffer. 



Planorbis verniicularis Gould. 



Pleurotonia ( Borsi)nia) bartschi Arnold. 



Pleurotoma (Dolichotoma) carpenteriana Gabb. 



Pleurotonia (Dolicliotoma) cooperi Arnold. 



*Pleurotoma (Bors<-)nia) dalli Arnold. 



*Pleurotoma (Borsonia) hooveri Arnold. 



*Pleurotonia (Leucosyrinx) pedroana Arnold. 



Pleurotoma perversa Gabli. 



*Pleurotoma (Drillia) renaudi Arnold. 



*Pleurotoma (Spirotropsis) smithi Arnold. 



Pleurotoma (Dolichotoma) tryoniana Gabb. 



Pouiaulax undosus Wood. 



Priene oregonensis Hedtield. 



Puncturella cucullata (iould. 



*Puncturella galeata Gould. 



Purpura crispata Chemnitz. 



Purpura saxicola Valenciennes. 



Pyraraidella conica var. variegata Carpenter. 



Ranella californica Hinds. 



Rissoa acutelirata Carpenter. 



Scala bellastriata Carpenter. 



Scala crebricostata Carpenter. 



Scala hemphilli Dall. 



Scala hindsii Carpenter. 



.Scala indianorum Carpenter. 



Scala tincta Carpenter. 



*Seila assimilata C. B. Adams. 



Serpulorbis squamigerus Carpenter. 



Sigaretus debilis Gould. 



Siphonalia kellettii Forbes. 



Spiroglyphus lituella Mc'irch. 



*Styliferina tenuisculpta Carjienter. 



Taranis strongi Arnold. 



Terebra (Acus) simplex Carpenter. 



* Thalotia caffea Gabb. 

 Tornatina cerealis Gould. 

 Tornatina culcitella Gould. 

 Tornatina harpa Dall. 

 Triforis adversa Montague. 

 Trivia californica (tray. 

 Trivia solandri Gray. 

 Tritoniuui gibbosus Broderip. 



Trophon ( Boreotrophon ) cerritensis Arnold. 

 *Trophon (Boreotrophon) gracilis Perry. 

 Troijhon (Boreotrophon) multicostatus Ksch- 

 scholtz. 



* Trophon orpheus var. precursor Arnold. 

 Trophon (Boreotrophon) pedroanus .\rnold. 



