ARIIDAE Arius venosus, 13.7 cm SL (photo by Seishi Kimura) Arius venosus Valenciennes, 1840 Veined Catfish D I, 6-7; A 16-19; P1 I, 10-13; P2 6; GR 4-7 + 9-12. Body elongated, compressed. Head depressed; head shield smooth, slightly granulated; dorsomedian groove moderate, reaching anteriorly to level of posterior half of eye. Snout somewhat rounded. Palatal teeth short, conical, tips sharp, on a single pair of triangular patches, located just posterior to upper oral valve. Inner gill rakes present on all gill arches. Lateral line bifurcates behind caudal fin base. Color: body silvery; brownish dorsally; all fins somewhat dusky; adipose fin pale with dark margin. Size: maximum length about 25 cm SL. Distribution: Andaman Sea, Myanmar, Thailand, Malaysia, Vietnam, Philippines, Kalimantan, and Sumatra. Remarks: inhabits coastal waters and estuaries.