104 



CONCHOLOGY.— GLOSSARY. 



chorion, chorion, and eidos, re- 

 semblance. Name of the mem- 

 brane of the eye which lines the 

 sclerotica. 



Cica'trix. — From the Latin, coBcare, 

 to conceal. The scar which re- 

 mains after the healing of a wound. 

 The " muscular impressions" or 

 points where the adductor muscles 

 are attached in bivalve shells are 

 called cicatrices. 



Cica'trices. — Plural of cicatrix. 



Ci'liated. — From the Latin, cilium, 

 eyelash. Fringed, like the eye- 

 lashes. 



Cine'reus. — Latin. Like ashes ; ash- 

 colored. 



Cirr'hopoda, or cirripedia. — From 

 the Latin, cirrus, a tendril, a curl, 

 and the Greek, pous (podos), foot. 

 Systematic name of a class of mol- 

 lusks. They are characterized by 

 having a number of long, curled, 

 articulated processes, analogous 

 to the feet of the Crustaceans, 

 which project from the central 

 aperture of the multivalve shell 

 protecting them. They are com- 

 monly called barnacles. This class 

 includes the genus Anatifa and 

 Balanus. 



Clausi'lia. — From the Latin, clan, 

 sus, closed. A genus of land 

 shells, so named because the aper- 

 ture of the shell is closed inter- 

 naWj by a spiral lid (page 40). 



Clavige'lla. — From the Latin, cZaris, 

 a nail {page 88), 



Cleodo'ra. — Name of a genus of 

 pteropod moUusks (page 67). 



Clio. — From the Greek, kleos, glory 

 (page 67). 



CcEcuxM, or Cecum. — From the Latin, 

 ccecvs, blind. The blind-gut, so 

 called from its being perforated at 

 one end only. 



Colume'lla. — Latin, a little column, 

 or pillar. The axis of a shell from 

 top to bottom (page .95). 



C^oMPo'siTA. — Latin. Compounded. 



Con'chife'ra. — From the Greek, 

 conche, shell, and the Latin, fero, I 

 bear. Shell bearing. Applied to 

 mollusks with bivalve shells. 



Conchi'lian Qion-kiV -ean). — Belong- 



ing or relating to shells. The 

 name of a dye (page 57). 



Concho'logy. — From the Greek, 

 conche, a shell, and logos, a dis- 

 course. The science of shells. 



Co'nus. — Latin. A cone. 



Cor. — Latin. The heart. 



CoRALLi'oPHAGA. — Latin. Formed 

 from the Greek, korallion, coral, 

 and phagein, to eat. Coral-eating. 



Cor'bis. — Latin. A twig basket, 

 or pannier. Name of a genus of 

 acephalous mollusks which have 

 the external surface of the shell 

 marked by ribs and transverse 

 lines, resembling basket-work 

 (page 84). 



Cor'diform.— From the Latin cor, in 

 the genitive case, cordis, heart, and 

 forma, shape. Hearl-shaped. 



Cor'nea. — From the Latin, cornu, 

 horn. One of the coats of the eye, 

 so called because it has some re- 

 semblance to horn. It is the ante- 

 rior, transparent part, through 

 which light passes. 



Cra'nial. — From the Latin, cranium, 

 the skull. Belonging or relating 

 to the skull. 



f~, , J From the Latin, crenar, 



L RE NULATE. f . I A • 



n> I /a notch. Havinar 



Crenulated. C J J X .u ^ 



) rounded teeth. 



Crenola'tion. — A rounded tooth, or 

 notch. 



Crepi'dula. — Latin. A slipper 

 I (page 58). 

 j Crepi'dul.e. — Plural of crepidula. 



Crusta'cea. — From the Latin, cms- 

 ta, a hard covering. A class of 

 free articulate animals, with arti- 

 culated limbs, a branchial respi- 

 ration and a dorsal or ventrical 

 heart. 



Crustacea. — Plural of Crustacea. 

 Crusta'ceans. 



Crystalline lens. — The lens of the 

 eye. 



Cy'clas. — From the Greek, kuklos, a 

 circle. A genus of fresh water 

 gasteropods, so named from the 

 circular form of the shell. 



Cy'clades. — Plural of cyclas. 



Cy'clobranchi'ata. — From the Greek, 

 kuklos, a wheel, and bragchia, gills. 

 Name of an order of raolluska 

 (^age 61). 



