726 



INDEX AND GLOSSARY 



Astroscopus (teleost: a stargazer), dorsal 

 binocular field, elertric organ, and 

 oculorotatory muscles of, 293 

 atavisms: re-appearances of charaaeristics of 



remote ancestors; 37-38, 464 

 Ateleus (mammal: spider monkey), color 



vision of, 515, 517 

 Atelopus (amphibian: an anuran), possi- 

 bility of yellow filters in, 599 

 Athene (bird: an owl) 



spectral responsivity of pupil in, 501 

 white lids of, 546 

 Atherina (teleost: silverside), color vision 

 and brightness discrimination of, 

 476-477 

 Atractaspis (reptile: a viperid snake) 

 habits of, 640 

 pupil of, 221, 225, 640 

 atropin, 157 

 Atsatt, 540-541 

 auks 



accommodation in 440 

 Crampton's muscle in, 441 

 habits of, 439-440 

 nictitans-lens in, 440 

 auroral: active in morning twilight (c/. 



crepuscular) 

 Austrolethops (teleost: a goby), degenerate 



eye of, 210 

 autokinetic phenomenon, 347* 

 autonomomimetic: said of drugs which sim- 

 ulate the actions of the autonomic 

 (sympathetic + parasympathetic) 

 nervous system 

 avahi: Lichanotus, q.y. 

 avascular: devoid of blood vessels 

 aviation and vision, 77 

 aye-aye: a low primate; 139 

 Azara (mammal: an opossum), pure-rod (?) 

 retina of, 675 



Babak, 535, 692 (entry for p. 527) 



law of, 527 

 baboons 



color vision of, 515 



normal myopia of, 273, 286 

 Bailey, 499 

 Balcenoptera (mammal: great blue whale), 



eye of, 413, 677 

 Balaton, Lake, 210, 236 

 Balfour, eye-origin theory of, 121, 122, 123, 



126, 128 

 Balistapus (teleost: a triggerfish), fovea in, 



304 

 Balisles (teleost: a triggerfish), fovea in, 304 

 Ballowitz, 529 

 banded gecko: Coleonyx, q.v. 



Barathronus (deep-sea teleost), vestigial eye 

 Barbatula (teleost) [of, 397 



color vision of, 472-473 



dermal color changes of, 526-527 

 barbels: sensory 'whiskers' of catfishes etc. 

 barrel distortion, 354* 

 Barrett, 302, 318 



Basiliscus (reptile: an iguanid lizard), visual 

 basking [fields of, 294 



habit of, (see habits) 



-shark: Selache, q.v. 

 bass 



rock: Ambloplites, q.v. 



spotted: Micropterus, q.v. 



true (sea-), see Serranidae 

 batensoda: Synodontis, q.v. 

 batfishes (teleosts, near anglers; see also 

 Halieutichthyes, Lophiomus, 

 Ogcocephalus) 



falciform process (lacking) in, 583 



vitreal vessls in, 582-583 

 bathopsis: perception of depth; 315* 

 bathybic fishes (see deep-sea fishes) 

 Bathyergidae (mammals: mole-rats), eyes of, 

 Bathylagus (cleep-sea teleost) [677 



enlarged eye of, 395 



stalk-eyed larva of, 405 

 bathypelagic fishes (see deep-sea fishes) 

 Bathytroctes (deep-sea teleost) 



ocular shape in, 402 



rod fovea of, 187, 190, 402 

 Batoidei (elasmobranchs: skates and rays) 



accommodation and refraction in, 251, 

 260, 265-267, 272-273, 381, 429 



chorioid of, 243, 566 



ciliary body of, 372, 567 



embryonic fissure (open) in, 265 

 folds of, 262 



cornea of, 566 



deep-sea, 392, 394, 397-398, 405 



distribution of, 563 



dorsal position of eyes in, 385 



eye movements in, 303, 386, 429, 452, 

 692 (entry for p. 452) 



habits of, 200, 222, 303, 385-386, 429, 



iris of, 567, 575 [563, 568 



lens of, 200, 567 



oculorotatory muscles in, 303, 692 (entry 



optic nerve of, 569 [for p. 452) 



optic pedicel of, 564-565, 578 



orbit of, 452, 564-565 



pupil (and operculum) of, 150, 155, 158- 



159, 220, 222, 224-225, 256, 273, 



consensual reflex of, 158 [386 



retina in, 568 



'ramp' attitude of, 255 



sclera of, 563 



shape of eye in, 255, 565-566 



