GOBIUS. 29 



7. GOBIUS BUSTAMANTjEL 

 Greeff, Sitzb. Ges. Nat. Marburg, 1882, no. 2, p. 37, and 1884, p. 50. 



Body slightly compressed ; depth of body i\ times in total length, 

 length of head 3^ times. Head 1 J times as long as broad, naked; 

 snout, in adult, 3 times as long as eye, which is 6 times in length of 

 head and equals interorbital width; upper jaw slightly overlapping 

 lower; mouth extending to below anterior border of eye; teeth in a 

 band, outer enlarged. Dorsal VI, I 11. Anal I 11. Caudal rounded. 

 Scales feebly denticulate, 65 in longitudinal series. Olive-brown, belly 

 whitish ; vertical fins with brown spots. 



Total length 200 millim. 



San Thome Id., Gulf of Guinea. 

 1. Ad. Rio do Ouro. Dr. J. A. Henriques (P.). 



8. GOBIUS MADAGASCARIENSIS. 



Bleek. Arch. Neerl. ii. 18(37, p. 405, and Poiss. Madag. p. 49, pi. xxi. fig. 2(1875) ; 

 Sauv. Hist. Madag., Poiss. p. 373, pi. xl. fig. 4 (1891). 



Body cylindrical ; depth of body 4^ times in total length, length of 

 head 3^ times. Head 1^ times as long as broad, naked except on the 

 cheeks, which bear scattered small scales ; snout pointed, a little more 

 than twice as long as eye, which is nearly 6 times in length of head 

 and a little less than interorbital width ; jaws equal in front ; mouth 

 extending to below centre of eye ; teeth in broad bands, outer scarcely 

 enlarged. Dorsals VI, I 10, well separated from each other, longest 

 rays f length of head. Anal I 10, opposite to second dorsal. Pectoral 

 f length of head. Ventral not reaching vent. Caudal rounded, slightly 

 shorter than head. Caudal peduncle about If times as long as deep. 

 Scales ciliated, 60 in longitudinal series, 18 in transverse series between 

 dorsal and anal. Olive-brown above, greenish white beneath ; fins 

 purplish brown, dorsals, caudal, and pectorals with the rays orange. 



Total length 200 millim. 



Sambirano R., N.W. Madagascar. — Type in Leyden Museum. 



9. GOBIUS MACHORHYNCHUS. 

 Bleek. Arch. Neerl. ii. 1867, p. 403, and Poiss. Madag. p. 48, pi. xx. fig. 2 (1875) : 

 Sauv. Hist. Madag., Poiss. p. 372, pi. xxxix. fig. 7 (1891). 



Body cylindrical ; depth of body 5 times in total length, length of 

 head 3^ times. Head If times as long as broad, naked; snout pointed, 



