OCR Text |
Show 664 DK. A. GUNTHER ON N E W FISHES [Nov. 21, very small, in bands, without canines. Dorsal and anal fins not elevated. Caudal pointed, longer than the head. The pectoral extends to the origin of the soft dorsal, the ventral terminates at some distance from the vent. The body appears to have been subreticulatcd with blackish. Rays of all the fius, except the ventrals, with blackish spots. One specimen, 3-| inches long (no. 413), from the Godeffroy Museum ; it was obtained at Adelaide. GOBIUS PLATYSTOMA. (Plate LXIII. fig. B.) D. 6110. A. 9. L. lat. 60. Allied to Gobius platynotus, but with a very broad and angular snout. Twenty longitudinal series of scales between the origin of the posterior dorsal fin and-the anal. Head and anterior part of the body broad and rather depressed. The broad rounded snout projects somewhat over the large mouth. The height of the body is one fifth of the total length (without caudal), the length of the head nearly one fourth. Eye small, only half the width of the interorbital space. The maxillary extends to below the hind margin of the orbit. Canine teeth none. Head entirely naked. Dorsal and anal fins low ; caudal obtusely rounded. Ventral short, not adherent to the belly, terminating at a great distance from the vent; its basal membrane is well developed. The free portion of the tail is scarcely longer than deep. Brownish, with some indistinct darker spots. The spinous dorsal with a black spot behind. One specimen, 2 inches long (no. 289), from the Godeffroy Museum. It was obtained at Port Mackay, North-eastern Australia. GOBIUS LEUCOSTICTUS. (Plate LXIII. fig. C.) D. 6 j 12. A. 11. Scales minute. The height of the body is one sixth of the total length (without caudal), the length of the head one fourth. Head rather compressed ; eyes very close together, obliquely directed upwards, of moderate size, their diameter being one fifth'of the length of the head. Snout very short, obtuse ; mouth oblique, extendin°- to below the middle of the eye ; jaws even in front. Head and iove-most part of the trunk scaleless. Dorsal and anal fins tower than the body; caudal somewhat pointed, longer than the head. The ventral fin terminates at a great distance from the vent, the pectoral extends to the end of the spinous dorsal. Greyish, with irregular dark cross bars on the back ; sides and lower parts covered "with small round whitish spots and dots. The spines and rays of the dorsal with black spots arranged in oblique series; on the anal the black spots are confluent across the interradial membrane, formino-oblique bands ; caudal with six black cross bands. Ventral w'ith black and white spots. One specimen, 2f inches long (no. 429), from the Godeffroy Museum. Tonga Islands. |