348 
Index 
Nuclei (cent.) 
projections to, 16 
in Rana catesbeiana, 49 
in reptiles, 14, 50, 53 
in Sphenodon, 27 
in Varaniis bengalensis, 22 
Nucleus 
accumbens 
efferents of, 29 
in Gekko gecko, 16, 49 
in Heloderma, 21 
homologs of, 29 
in Iguana iguana, 17, 19, 20 
in Lanthanotus, 21 
in Rana catesbeiana, 49 
in reptiles, 14 
in Sphenodon, 27 
in Varanus bengalensis, 22 
basalis, 24 
basal optic tract, retinal fiber terminals in, 79, 
84, 88 
caudate, 1 
cuneatus, 94 
diagonal band of Broca, 16, 22, 26 
dorsal geniculate, homologs of, 38 
dorsal lateral geniculate, 81, 86 
ectomammillary, 93 
entopeduncularis, 14, 19, 35, 36 
facial, 92 
geniculate, 18, 20, 38 
geniculatus pretectalis, 84, 87 
gracilis, 94 
habenular, 9, 31, 60 
intercollicularis, 92, 96, 97, 98 
interpeduncular, 31 
intrapeduncular, degeneration of, 123, 126 
lentiformis mesencephali, 84, 87 
lentiformis thalami, 40 
medial striatal, terminal degeneration in, 123 
myelencephalic reticular, 105 
opticus ventromedialis, 98, 99 
posterodorsalis, 87 
raphe, 105, 112 
red, 105, 112, 117 
reticularis medius, 92 
reuniens, 24, 50, 73, 76 
rotundus 
afferents to, 39 
in amphibians, 50 
in birds, 52, 76 
degeneration study on, 102 
projections from, 29 
projections to, in birds, 62 
projections to, in turtles, 73 
in reptiles, 60, 76 
in Tupinambis, 14 
solitary tract, 112 
sphericus 
in Gekko gecko, 16 
in Heloderma, 21 
Nucleus, rotundus (cont.) 
in Iguana iguana, 17, 19, 20 
in Lanthanotus, 21 
in Teiidae, 23 
in Tupinambis, 14, 26 
in Varanidae, 23 
in Varanus bengalensis, 22 
in Xenosaurus, 28 
trigeminal, 24 
ventral lateral geniculate, 81, 86, 87 
ventrolateralis thalami, 36 
ventromedialis thalami 
in Gekko gecko, 16 
in Heloderma, 21 
homologs of, 36 
in Iguana iguana, 17, 35 
in Lathanotus, 21 
projections to, 35 
in Sphenodon, 27 
Olfactory bulb 
in amphibians, 50 
projections from, 19 
in reptiles, 14, 50 
in Tupinambis, 14 
Olfactory nerve, 50 
Olfactory peduncles, 18, 50 
Olfactory system evolution, 68 
Olfactory tract, accessory, 20, 22, 26, 50 
Olfactory tubercle 
in Gekko gecko, 16 
in Heloderma, 21 
in Iguana iguana, 17, 19, 20 
in Lanthanotus, 21 
in lizards, 19 
in reptiles, 14 
in Sphenodon, 27 
in Varanus bengalensis, 22 
Olfactostriatum, 1 
Olivaris inferior, 92, 95-96 
Ophiognomon, thalamic nuclei in, 40 
Optic nerve, in Tupinambis, 14 
Optic system, accessory, 9 
Optic tectum 
afferents to, 52 
degeneration studies on, 93, 96, 97, 98 
in Iguana iguana, 42 
in Lacerta sicula, 44 
in lizards, 39, 41-48, 52 
in reptiles, 60, 53, 54, 55 
retinal fiber terminals in, 79, 81, 84, 85, 86, 87-88 
in Sphenodon, 47 
in Tupinambis, 14 
in Tupinambis nigropunctatus, 85, 86 
Optic tract 
in amphibians, 63 
in Gekko gecko, 53 
in Iguana iguana, 20 
OR. See Ovarian recrudescence 
Ora. See Varanus komodoensis 
