194 CHLOR<3STOMA. 



C. MACULosuM A. Adam?. C. testa conica, profunde iimbilicata, 

 viridi-fusca, maculis nigro-fuscis ornata; anf. planulatis, longitud- 

 inaliter substriatis, transversim striatis ; anfractu ultimo angulato, 

 basi coacavo ; columella antice tuberculo acuto termiuata. (A. Ad.) 



Habitat unknown. 



L. c, p. 183. 



C. SEMrNODOSUM A. Adams. C. testa depresso-conica, profunde 

 umbilicata, fusca ; auf. planulatis, superne subnodosis, longitudinal- 

 iter oblique striatis ; anfractu ultimo angulato, supra angulum cin- 

 gula transversa elevata ornato, basi planiuscula ; columella tuber- 

 culis duobus, supremo acuto, prominente. {A. Ad.) 



Habitat unhnown. 



L. c, p. 183. 



C. ARxrcuLATUM A. Adams. C. testa orbiculato-conica, umbili- 

 cata, nigro-fusca, ciugulis transversis elevatis albo-articulatis ornata ; 

 anfractu ultimo subangulato, basi ciugulis albo-articulatis instructo, 

 regione umbilicali viridi ; columella tuberculo parvo termiuata. 



(.4. Ad.) 



Habitat unhnown. 



L. c, p. 183. 



C. TURBiNATUM A. Adams. C. testa ovato-conoidea, imperforata, 

 castanea, lievi ; longitudinaliter oblique striata, striis transversis 

 indistinctis insculpta ; anfractibus rotundatis, sutura anguste canal- 

 iculata, regione umbilicali impressa ; labio curvato, basi dente et 

 tuberculo termiuata; labro intus sulcato. (J.. Ad.) 



Habitat unhtown. 



L. c, p. 183. 



Mr. Adams preoccupied this name in Chlorostoma on the preced- 

 ing page of the Proceedings Zool. Soc. 



C. RUGATUM Gould. Testa solida, depressa, ovato-conica, fusco- 

 uigra, striis incrementi lamellosis; anfr. 6, admodum convexis, 

 posticis transversim striatis, anticis plicis ad suturam tuberculosis 

 in undulas obliquas divaricantes desinentibus ornatis; basi convexo, 

 spiraliter striate, regione umbilicali impresso, imperforato, albido ; 

 dente columellari acuto ; apertura magna, rotundata ; fauce argen- 

 tata. Diameters about one inch. Closely allied to C. nigerrima. 

 (Gould.) 



Hakodadl Bay and Simoda, Japan. 



Proc. Bost. Soc. Nat. Hist, viii. p. 20, 1861. 



