730 



INDEX AND GLOSSARY 



Carnivora — cont'd 



frontality of, 290, 297 



habits of, 145, 170, 176, 204, 209, 504 



iris in, 684 



lack of filters in, 203-204 



lens in, 684 



nasad asymmetry of, 173, 300, 678-679 



nictitating membrane in, 426-427 



ocular proportions in, 173 



optic axes of, 297 



pectinate ligament in, 680 



pupil in, 221, 245 



retina! image size in, 176, 245 



retinal vessels in, 654, 684 



significance of motion for, 344 



size of eye in, 145, 176, 245, 677 



tapetum lucidum in, 145, 232-233, 234, 



241, 244-246 

 taxonomic position of, 139, 676 

 visual ceils of, 685, 688 

 visual fields of, 296-298 

 weapons of, 209 

 zonule in, 681-683 

 carotene (a carotenoid, ^.v.) 

 carotenoids: hydrocarbon pigments of plants 

 and animals; 192, 198, 202, 204, 

 carp: Cyprinus, q.v. [524,526,534 



Carrick, 524 

 caruncle, 38-40^^ 39 

 cassowary: Casuarius, q.v. 

 Castor (mammal: beaver) 

 ciliary processes in, 681 

 eyes and vision of, 443-444 

 habits of, 201, 443 

 optic axes of, 296-297, 443 

 Casuarius (bird: cassowary), pecten and 



habits of, 656-657 

 catadromous: said of fishes which live in 

 fresh water but breed in the sea; 

 cataract, 21* [372 



extraction, vision after, 29, 204 

 vision in, 99 

 Catarrhina (mammals: Old-World anthro- 

 poids), taxonomy and color vision 

 in, 516-517, 521 

 catfishes (see siluroids) 

 cats (Felidce) 

 domestic 



accommodation of, 287, 681-683 



anterior segment of, 681-683 



ciliary body of, 286, 683 



color vision in, 338, 506-507, 521 



cones of, 215 



convergence in, 312 



cooperation of lids and pupil in, 428 



cornea, relative size of, 289, 298 



critical fusion frequency of, 354 



electroretinography of, 521 



eyeshine of, 233-234 



habits of, 215, 219 



haw (nictitating membrane) of, 426 



iris coloration in, 543, 548, 550 



lateral geniculate body of, 338 



ocular and image sizes in, 210 



optic chiasma of, 319 



pigment epithelium of, 56 



pupil and iris muscles of, 2 1 8, 227, 



256, 501 

 retinal and cortical resolving power in, 

 retrartor bulbi muscle of, 420 [207 



scotopic vision of, 215 

 Siamese, blue iris of, 543 

 spectral sensitivity of, 501 

 surgical interchange of eye muscles in, 

 tapetum lucidum of, 234-235 [311 



visual acuity of, 207 

 visual field of, 289, 298 

 zonule of, 683 

 habits of, 173,227 

 iris coloration in, 545 

 ocular proportions in, 172-173 

 optic axes in, 297 

 pupils of, 162, 227 

 visual acuity in, 172 

 visual fields of, 296-297 

 cattle: Bos, q.v. 

 caudad: toward the tail 

 Causus (reptile: a viperid snake) 

 pupil of, 221, 225, 640 

 visual cells of, 639-640 

 cavemicolous (cave-dwelling) vertebrates, 



209-210, 300, 376, 387-390, 396, 

 600, 603 

 evolution of, 387-390, 399 

 retention of eyes by, 387, 390 

 skin of 



depigmentation, 533 

 photosensitivity, 128 

 speaacles in, 450, 453 

 cayman: Caiman, q.v. 

 Cebidae (mammals: an anthropoid family), 



color vision in, 516-517 

 Cebus (mammal: capuchin monkey) 

 color vision of, 516-517 

 visual acuity of, 207 

 Cemophora (reptile: a colubrid snake), 



visual cells and habits of, 63, 165- 

 166, 637-638 

 Centrarchida (teleosts: sunfishes and fresh- 

 water 'basses'), red iris in, 549-551 

 Centropristes (teleost: a serranid; blackfish), 

 eye-movements, pupil, and possible 

 fovea of, 304-305 

 Cephaloptera (elasmobranch: a ray), pupil 



of, 220, 222 

 Cepola (teleost), binocular field of, 292 



