STDDIES IN AUSTRALIAN FISHES McCULLOCH. 185 



brown with darker mottling, and the margin wliite. Anal 

 brown with a white niaj'gin. Caudal with irregular rows of 

 dark spots. Pectorals more or less browu with a lighter basal 

 bar. 



Described from four specimens selected from a series of 

 thirteen, 25-58 mm. long. The example figured is 53 mm. 

 long. 



I have failed to determine which, if any, of the numerous 

 subdivisions of Cjohius will accommodate tliis species. 



Loc. — Strangways Springs, Lake Eyre Basin, South Aus- 

 tralia. 



(GOBIDS) LIDWILLI, sp. VOV. 



(Plate xxxi. ; fig. 2.) 



D. vi. 7 ; A. 7 ; P. U ; V. i-5 ; C. 13-14. Scales 24. Depth 

 5 in the length to the base of the tail ; head 3.3 in the same. 

 Eye 2.5 in the head. Third dorsal ray 1.7, fourth anal i-ay 

 1.8 in the head. 



General form robust, cylindrical anteriorly, compressed 

 posteriorly. Head rather broad and flattened above, the 

 interorbital space much narrower than the very lai-ge eye. 

 Snout short, rounded anteriorly. Head entirely naked, witli 

 a few minute and very indistinct rows of pores on the sides. 

 Mouth small, very oblique, the maxillary reaching to below 

 the anterior portion of the eye. Each jaw with simple and 

 apparently fixed teeth, which appear to be arranged in two 

 rows anteriorly ; vomer and palatines toothless. Tongue 

 broadl3^ ]-ounded, and not adnate to the floor of the mouth 

 anteriorl}'. Gill-openings wide, but with a broad interspace 

 between them. Free edge of the shoulder girdle smooth, 

 without cutaneous lobes or tubercles. 



Scales large, strongly ctenoid, and subequal in size. There 

 are about twenty-four between the operculum and the base of 

 the tail, and about eight between the origin of the soft dorsal 

 and the anal. They extend foi'ward to the operculum above, 

 and to behind the pectoral and venti-al fins below, leaving 

 the breast and nape bare. 



