Genus: Tigrigobius, Goby
pelvics in disc
no scales/scales on C base
bars &/or spots
Elongate; head compressed; upper lip never connected to snout at front; a pore midway between front of the two eyes; 2 pores on preopercle; no teeth on roof of mouth; tongue with blunt or bilobed tip; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VII + I, 8-12; length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; pelvic fins fused in a disc; tail rounded; scales usually absent, large scales on tail-fin base in some species, 1 with a small patch of scales before those fin-base scales; colorful patterns of bars, and or spots; no lateral line
A neotropical genus with 16 species, 6 species endemic to our region.