14 



1356 Cycladella papyracea Cpr. Mazatlan. 



2163 Cyclinella subquadrata Hani. 1845. 



2164 Cyclinella Kroyeri Phil. 1847. 



2165 Cyclinella Singleyi Dall. 1902. 

 600 Cyclostrema diegensis 



599 Cyclostrema xantusi. Cape San Lucas. 



603 Cyclostremella californica 



2655 Cyclichna alba Brown. 

 1191 Cylichna cylindracea 

 93 Cylichna incnlta 



3138 Cylindrella irregulare Gabb, 1867. 



3139 Cylindrella Taylori Pfeiffer, 1861. 

 2081 Cymatium adairense 



2349 Cymatium corrugatum Lam. (See 2557). 



2557 Cymatium corrugatum tremperi 



553 Cymatoica occidentalis Dall. 



2684 Cypraea Annettae 



2288 Cypraea arabicula Lam., var. 



1601 Cypraea Bayerquei 



1602 Cypraea Matthewsonii 

 68 Cypraea spadicea 



1603 Cypraea Squayerii Campbell, Nautilus 7:52, t 2 f 1-2. 



2656 Cythara densistriosa Cpr. 



2657 Cythara fusconotata Cpr. 



2158 Cytherea (Ventricola) Fordi 



2159 Cytherea (Ventricola) Magdalenae Dall. 1902. 



2160 Cytherea (Ventricola) rigida Dillwyn. 1817. 



2161 Cytherea multicostata Sby. 1835. 



764 Cytherea (Amiantis) callosa Conr. 

 119 Cytherea chionaea 



765 Cytherea crassatelloides Conrad. 



3084 Variety Pauciradiata 



3085 Variety Multiradiata 



3086 Variety Alternata 



3087 Variety Eccentrica 



3088 Variety Serialis 



3089 Variety interrupta 



3090 Variety Luteobrunnea 



3091 Variety Uniradiata 



3092 Variety Biradiata 



3093 Variety Triradiata 



3094 Variety ochracea 



3095 Variety Purpureo-chocolata 



3096 Variety Biseralialis 



3097 Variety Triserialis 



3098 Variety Aurora 



3099 Variety Duplicata 



304 Cytherea undato-striata Cpr 



766 Cythna albida Carpenter. 



767 Daphnella clathrata Gabb. 



768 Daphnella? fuscoligata Dall. 



769 Daphnella variegata Carpenter. 



770 Darina declivis Carpenter. 



771 Denronotus arborescens Muller. 

 441 Dendronotus iris J. G. Cooper. 



772 Dendronotus purpureaus? Bergh. 



2726 Dentalium Carpenterianum 



389 Dentalium hexagonum Sowerby 



390 Dentalium indianorum Carpenter 



2727 Dentalium megathyris 



