new Species of Gobiide. 147 
more than three times and a half in the same. Head thick, 
obtuse, lower jaw prominent. Eye one sixth of length of 
head, and contained once and a half in interorbital space. 
Upper part of head scaly to between the eyes; operculum 
scaly, preoperculum naked; sixteen series of scales between 
second dorsal and anal. First dorsal a little lower than the 
second. Caudal contained five times and a half in total length. 
Teeth not enlarged. Colour dusky brown; first dorsal whitish 
at the top and longitudinally streaked with dark brown ; second 
dorsal with numerous longitudinal series of dark-brown spots ; 
caudal barred like second dorsal; other fins dusky. Young 
specimen much lighter-coloured. 
Two specimens, adult and young, in the British-Museum 
were sent from Bahia by Dr. Wucherer. They differ in several 
points from Cope’s description, but are probably to be referred 
to the above species. 
Eleotris brevirostris, Steindachner, Sitzungsb. Akad. Wien, 
lvi. 1, 1867, p. 314,=Z. compressus, Krefft, P. Z. 8. 
1864, p. 184. 
Eleotris Montetri, sp. n. 
D. 65. A.gy. ~L. lat. 69. 
Resembles £. fusca. Preoperculum with spine; scales 
smaller than in £. fusca, particularly on the fore parts of 
the body. Outer series of teeth not enlarged as in that species ; 
the free portion of the tail also much less in depth and more 
rounded. Minute scales on head to between eyes, and on 
opercular bones. Height of body one seventh of total length, 
and rather more than half the length of the head. Lower jaw 
the longest, and prominent. Maxillary reaching to beyond the 
vertical from centre of eye. Interorbital space flat, once and 
a half the diameter of the eye, which is less than one sixth of 
the length of the head. First dorsal lower than second, much 
lower than in Z. fusca. Caudal elongate, oblong, one fifth of 
the total length. Colour dark brown above, lighter beneath ; 
fins variegated or clouded with dark brown. 
One specimen in the British-Museum collection from the 
river San Nicolas, Little Fish Bay, in Angola, presented by 
Mr. Monteiro. Length 5 inches. 
Amblyopus mexicanus, sp. 1. 
D. 65. A. s 
Height of body one thirteenth of the total length. Body 
covered all over with scale-shaped crypts. Head naked. 
LO* 
