OCR Text |
Show 1896.] FROM THE UPPER SHIRfi RIVER. 917 Fig. 2. Oreochromis shiranus. D O C I M O D U S , g. n. Allied to Chromis, but both jaws with a very broad band of teeth with compressed sharp-edged crowns; the outer teeth large, with nail-shaped entire crowns or with a very small lateral cusp, the others small and tricuspid. DOCIMODUS JOHNSTONI, sp. n. (Fig. 3, p. 918.) 4 or 5 rows of teeth in each jaw; 10 or 11 teeth on each side of the outer series of the upper jaw; crowns brown-edged. Depth of body 2f to 3 times in total length, length of bead 3 times. Eye a little nearer tbe gill-opening than the tip of the snout, its diameter 4| times in length of head, \\ times in interorbital width, and equal to preeorbital; maxillary not extending to below |