174 



Crustacea (continued) 

 Pylopagurus holmesi 

 Pylopagurus longicarpus 

 Spiropagurus occidentalis 

 Hypoconcha lowei 

 Calappa sausserei 

 Iliacantha hancocki 

 Persephona townsendi 

 Randallia americana 

 Randallia angelica 

 Randallia ornata 

 Ebalia cristata 

 Cancer amphiodus 

 Lophopanopeus frontalis 

 Mesorhea belli 

 Heterocrypta macrobrachia 

 Collodes tenuirostris 

 Collodes tumidus 

 Euprognatha bifida 

 Paradasygius depressus 

 Podochela lobifrons 

 Pyromaia tuberculaia 

 Sphenocarcinus agassizi 

 Stenocionops beebei 



* Added after Tall: I was prepared. 



Stenocionops ovata 

 Slenorhynchus debilis 

 Inacoides laevis 

 Libinia mexicana 

 Cymopolia fragilis 

 Cymopolia zonata 

 Clythrocerus planus 

 Ethusa lata 



Chasmocarcimis latipes 

 Speocarcinus granulimanus 



Holothuroidea 

 Parastichopus californicus 

 Vaneyothuria zacae 



Echinoidea 

 Hesperocidaris perplexa 

 Clypeaster europacificus 

 Encope grandis 



Asteroidea* 

 Astropecten californicus Fisher (juv.) 

 Diopederma danianiim (Verrill) 



VIII. Northern Gulf Basins and Troughs, 230 to 1,500 Meters: 



Living and dead. 



Octocorallia 

 Acanthagorgia, n. sp. live 

 Callogorgia flabellum live 

 Eumuricea horrida live 



Hexacorallia 

 Ceratotrochus, sp. 

 Coenocyathus bowersi live 

 Desmophyllum crista-galli live 

 Desrnophyllum, sp. 

 Balanophylia, sp. 

 Astrangia, sp. 

 Dendrophyllia cortezi live 

 Dendrophyllia, sp. 

 Bathycyathiis, sp. 

 Porites, sp. 



Brachiopoda 

 Morrisia hornei live 

 Terebratalia obsoleta^ 

 Terebratulina cf. kiiensis live 

 Terebratulina, sp. 

 Argyrotheca loiveii^ 

 Laqueus californicus live 



Amphineura 

 Genus and species unidentified live 



* Abundant or characteristic species. 



1 Also taken on upper slope of southern Gulf. 



Prosobranchiata 

 Acmaea, sp. 



Emarginula velascoensis^ 

 Rimula, n. sp. A. 

 Rimula, n. sp. B. 

 Fissurella, sp. 

 Diodora alta 

 Diodora aspera 

 Calliostoma gemnmlatum 

 Calliostoma variegatum 

 Calliostoma, n. sp. 

 Margarites albolineatus 

 Solariella cf. elegantula 

 Solariella permabilis 

 Solariella, sp. 

 Turcica caffea 

 Turbo, sp. 

 Liotia cookeana 

 Arene, sp. 



Epitonium cf. manzanillense 

 Epitonium cf. obtusum 

 Circostrema cf. dalli (Atlantic sp.) 

 Caecum, sp. 

 Turritella cf. cooperi 

 Crepidula onyx 

 Crucibulum scuttelatum 

 Crucibulum, sp. 

 Torellea I'allonia 



