32 
Northcutt 
sm 
Figure 10. Transverse sections through rostral (A) and mid (B) diencephalic levels of the 
Tokay gecko, Gekko gecko. Bar scale represents 1 mm. cp, cell plate of pars ventralis of 
lateral geniculate nucleus; dc, dorsocentral nucleus; dl, dorsolateral nucleus; dlh, dorso- 
lateral hypothalamic nucleus; dm, dor some dial nucleus; don, dorsal optic nucleus; h, 
habenular nuclei; i.o.n., intercalated optic nucleus; lfb,d, dorsal peduncle of lateral fore- 
brain bundle; lfh,v, ventral peduncle of lateral forebrain bundle; Ih, lateral hypotha- 
lamic nucleus; mfb, medial forebrain bundle; n, neuropil of pars ventralis of the lateral 
geniculate nucleus; p, periventricular hypothalmic nucleus; pd, pars dorsalis of the lateral 
geniculate nucleus; r, nucleus rotundus; rn, retinal neuropil of ventrolateral nucleus; sm, 
stria medullaris; vh, ventral hypothalamic nucleus; vl, ventrolateral nucleus; vm, ventro- 
medial nucleus. 
