180 
HORN EXPEDITION—PISCES. 
(6) Gobius eremius, sp.ii. (Fig. 5.) 
D. 6/9. A. 8. L. lat. 45-50. L. transv. 13 
Height of body |incli; head flat, with the interorbital space more than the 
width of the eye ; eyes looking oblique upwards ; mouth oblique, villiform teeth in 
both jaws. The first dorsal commences at about the first third of the total 
length, the second is in advance of the anal fin. The anal papillie opposite to the 
first rays of the second dorsal fin. Total length of largest specimen, 2|inch. 
Colouration. —Upper surface and sides of the body Avith large light-tinged 
spots upon a blackish-brown background. Under surface yelloAvish ; fins blackish, 
dorsal and anal fins with a white margin, tail fin with faint undulated dark lines. 
Locality. — Coward Spring, in a small pool of Avater around an artesian Avell. 
(7) Chatoessus horni, sp.n. (Fig. 6.) 
B. 13. D. 12. A. 18. V. 8. P. 15. L. lat. 39-40. L. transv. 17-18. 
Length of head contained more than three times in the total length ; height 
of body three and one-third of the same. The diameter of the eye is about equal 
to the distance from its anterior margin to the tip of the snout, and also equal to 
the Avidth of the interorbital space. Snout obtuse ; mouth oblique, directed down- 
Avards. Dorsal a little in advance of the ventral; dorsal filament about equal in 
length to the longest fin-rays. If a line Avere draAvn across the body folloAving the 
direction of the notch between the operculum and the suboperculum it would 
terminate just behind the dorsal. 
Colouration. —Silvery, Avith a faint bluish tinge. 
Locality. —Red Bank Creek, McDonnell Ranges, IdracoAvra. 
