GOBIIDAE Acentrogobius viridipunctatus, NSMT-P 66102, 5.5 cm SL Acentrogobius viridipunctatus (Valenciennes, 1837) Spotted green goby D VI - I, 10; A I, 9 - 10; P1 19 - 20; LR 33 - 35; PDS 27 - 33. Body moderately elongate, compressed posteriorly. Head slightly compressed; jaws subequal; gill opening extending anteriorly to a vertical through preopercular margin; single or some enlarged caninoid teeth on each side of lower jaw. Pelvic fins united medially. Scales ctenoid, excluding those on head, nape, pectoral base and breast cycloid; upper part of cheek and operculum scaled. Sensory canals and pores present on head; distinct transverse sensory-papillae rows on cheek; aggregation of sensory papillae just behind chin. Color: numerous bright light green or blue spots on head body; L-shaped dusky marking on cheek. Size: 12.0 cm SL. Distribution: Indo-West Pacific. Remarks: found in tidal estuaries, lagoons and bays with sandy-mud bottoms.