Plicofollis tenuispinis (Day, 1877)

? Arius layardi ^ZBK Günther, 1866: 474 [2], pl. 15. Type locality: Sri Lanka. Holotype: BMNH 1866.7.13.13

Arius tenuispinis ^ZBK Day, 1877: 466, pl. 107 (fig. 5). Type locality: Bombay, India. Holotype: ZSI F482.

Distribution: Eastern Africa and South and southeast Asia.

Countries: Pakistan, India and Malaysia.

Habitat: Marine and brackish waters.

Maximum size: 380 mm TL.

Material examined: CAS 127670 (1 al, 186 mm TL), Malaysia, Sabah state, Sandakan; LACM 38128 -47 (7 al, 190-226 mm TL) (1 c&s), Pakistan, Sind, Hawkes Bay, west of Karachi; LACM 38130-80 (13 al, 131- 226 mm TL) (1 c&s), Pakistan, Sind, 20 Km south of Paitiani, creek north of mouth of Turshian Creek .