Fig. 2 in A New Genus and Species of Blind Sleeper (Teleostei: Eleotridae) from Oaxaca, Mexico: First Obligate Cave Gobiiform in the Western Hemisphere

Fig. 2. Neurocranium in dorsal view of (A) Caecieleotris morrisi (UF 101173, paratype) and (B) Eleotris perniger (UF 27603). Abbreviations: e, eye; f, frontal; o, anophthalmic orbital region, illustrating thin, rod-like ossification in (A) in comparison to broad, laminar shelf in (B). Scale bars = 5 mm.