Species: Acyrtus lanthanum, Orange-spotted clingfish

Acyrtus lanthanum Conway, Baldwin & White, 2014

Orange-spotted clingfish

Head  relatively short (40-43% SL) ; top lip broad, much wider at front that at side; nostrils distinctly tubular; front nostril with a flap, usually with 2 tips; top jaw with a row of 4-7 blunt to weakly 3-pointed incisors at front, one row of 6-8 small, equal-sized conical teeth at side; teeth on lower jaw a row of 8-9 blunt to weakly 3-pointed incisors at front, one row of 5-6 small, equal-sized conical teeth at side; lower corner of opercle with a small, ungrooved spine, without associated patch of granular tissue at its base; sucker disc large (length 31-39% SL), large C-shaped band of papillae at front (in 7-8 rows), without 2 small C-shaped patches of papillae at sides immediately behind that front band, center with 2 oval patches of 3-4 rows of papillae and rear with a large band of papillae (10-11 rows), front papillae of that band not enlarged; median fins short; 1 dorsal fin, at rear, no spines, 8-9; anal fin 7-8, like dorsal fin and under it; pectoral rays 24-25, lower 5-7 rays not markedly reduced in size; fleshy pad on lower pectoral base absent; tail rays 10; female with a large patch of small fleshy projections just before anus; anus slightly closer to sucker than to anal fin origin; no scales; lateral line present as pores on head only.