752 



INDEX AND GLOSSARY 



Lampanyctis (deep-sea teleost), retina of, 

 Lampetra (cyclostome: a lamprey) [399 



accommodation and refraction of, IJl-lJi 



'annular ligament' in, 557 



chorioid of, 558 



dermal rhythm in, 538 



eye and surroundings in, 557 



optic nerve of, 559 



retina of, 559 



visual cells of, 559, 561 

 lampreys (+ hags = cyclostomes), 557 



accommodation and refraction in, 258- 

 260, 265, 268, 272-273 



'annular ligament' in, 557 



chorioid in, 558 



color vision (?) in, 518-519 



comparison with lungfishes, 590, 604 



cornea in, 459, 557 



perpetual contact of lens with, 259 



corneal muscle of, 556-557 



dermal color changes in, 537-538 



development of eye in, 117-118, 126, 127, 

 131, 406-407 



ependyma in, 128 



habits of, 158, 200, 371, 390, 555, 562 



intra-ocular fluids of, 371 



iris in, 158, 558, 572 



lens in, 557, 559-560 



yellow coloration of, 191, 199-200 



macrophthalmia stage of, 406-407 



median eyes of, 338- 339 



oculorotatory muscles in, 556, 564, 574 



optic chiasma of, 320 



optic nerve of, 559-560, 569 



orbit of, 556-557, 565 



pia mater of, 119 



pupils of, 158, 220 



retina in, 177, 518, 559-562 

 development of, 117-118 



rhodopsin in, 562 



sclera in, 556-557 



size and shape of eye in, 556-557 



spectacle of, 258, 380, 449-452, 451, 

 459, 556 



taxonomy and life-cycles of, 135-136, 555 



visual cells of, 56, 58, 176, 559-560, 

 561-562, 688 



visual field of, 291, 320 



vitreous of, 259, 560 



water balance of, 371 

 Lam pro pel tis (reptile: king snake) 



adaptations for sensitivity in, 168 



conus papillaris of, 631 



visual cells of, 638 

 Langmuir, 351 



Lankester, eye-origin theory of, 121 

 lantern-fishes: Myctophidae, Sternoptychidae, 

 Lashley, 498-499 [qq.y. 



laterality, 290-291* 



development of, 444 



imposed, 299, 413 



pupil size and, 386 

 lateral geniculate body, 329*, 334-335, 



337-338, 522 

 lateral line system (of sense-organs), 



124-125*, 129-130, 271 

 Latimerla (only known living crossopter- 



ygian), 136, 263, 589-590, 604 

 Laurens, 496, 501, 537 

 leaf-footed lizards: Pygopodida, q.v. 

 LeBlond, 88 

 Lebistes (teleost: guppy), dermal color 



changes in, 534 

 Leinfelder, 312 

 Lemmrich, 644 

 Lemur (mammal: a lemur) 



area centralis in, 187, 245, 523 



cerebral 'color cells' in, 523 



color vision in, 515-516, 521, 523 



eyeshine in, 230, 241 



habits of, 201, 515, 521 



pupil in, 221, 228 



tapetum lucidum in, 241, 245 



visual cells of, 685 

 Lemurin£e (mammals: true lemurs), 



habits in, 515 

 Lemuroidea (mammals: -f Anthropoidea = 

 Primates; Prosimije; 'lower' 

 primates, ^.v.) 



area centralis in, 187, 245, 523 



color blindness of, 515-516, 521 



frontality of, 331,413 



habits of, 201, 515 



immobile eyes in, 413 



pupil in, 221, 227-228 



relationships of, 516-517 



retina in, 216, 685 



degeneration of, in captivity, 228 



tapetum lucidum and eyeshine in, 233, 



tubular eyes in, 212-213 [241,517 



shape of ciliary body in, 286 



visual cells of, 685 

 lemurs: Lemurids 



in strictest sense: Lemurins 

 lens (see also accommodation, refraction) 



action of, 23-24, 25-26 



annular pad ('Ringwulst') of, 275, 276*, 

 284, 609-610, 624, 630, 632, 647, 

 648, 655, 669, 674 



anterior pad of, 628, 630*, 633 



asymmetric, 434-435, 442 



bifocal, 257 



coloration of, 191, 199-205, 443, 515 



contact-, 441 



development of, 105-106, 109-110, Ill- 

 dispersion by, 194 [113, 648 



