. Catalogue of the fishes in the ... Museum. . 142 SILITRID^. base of the adipose fin nearly as long as that of the dorsal. Pec- toral spine obtusely serrated along both edges, shorter than the head. Ventral fins much shorter than the pectorals, ex- tending to, or nearly to, the origin of the anal fin. There are some graniilations along the foremost part of the lateral line. Bengal, Pinang, East Indian Archipelago. rt. Adult (17 inches long): stuifed. Bay of Bengal. From Dr. Can- tor's Collection. 6. Young: skin. Pinang. From Dr. Cantor s CoUection. c. Adult. Purchased of Mr. Frank. 4. Arius d
. Catalogue of the fishes in the ... Museum. . 142 SILITRID^. base of the adipose fin nearly as long as that of the dorsal. Pec- toral spine obtusely serrated along both edges, shorter than the head. Ventral fins much shorter than the pectorals, ex- tending to, or nearly to, the origin of the anal fin. There are some graniilations along the foremost part of the lateral line. Bengal, Pinang, East Indian Archipelago. rt. Adult (17 inches long): stuifed. Bay of Bengal. From Dr. Can- tor's Collection. 6. Young: skin. Pinang. From Dr. Cantor s CoUection. c. Adult. Purchased of Mr. Frank. 4. Arius doroides. Bagms doroides, Cuv. ^ Val. xiv. p. 447. pi. 418. D. 1/7. A. 17. P. 1/10. The upper surface of the head granulated ; occipital process iydce as broad as long, broadly united with the basal bone of the dorsal spine, which is very large, butterfly-shaped. Opercles and front part of the dorsal and pectoral spines gi-anulated. The lateral por- tions of the band of teeth on the palate are ovate, and not triangular. Barbels six; those of the maxillaries extending to the end of the opercle. Anterior portion of the lateral line covei'ed with a series of granulated small plates. Ventrals shorter than pectorals. ( Val.) Bengal; Pondicherry. 5. Arius leptaspis. Hexauematichthys leptaspis, Bleeh. Atl. Icldh. Silur. p. 27. tab. 65. D. 1/7. A. 19. P. 1/10. The height of the body is contained five times and a half in the total length (without caudal), the length of the head thrice and two-thirds; head coarsely gi-anulated above, broader than high, its greatest Avidth being contained once and a sixth in its length. Occi- pital process subtriangular, scarcely longer than broad, with the lateral margins straight, extending on to the basal bone of the dor- sal fin, which is small, narrow, crescent-shaped. Snout obtusely rounded, depressed, nearly twice as long as the eye, with the upper jaw a little longer than the lower. The teeth on the palate form a slightly curved band, those of the
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