36 GOBIID^. 



IG. GOBIUS HYPSELOSOMA. 

 Bleek. Arcli. Xeerl. ii. 18G7, p. 407, and Poiss. MaJag. p. 51, pi. xxi. fig. 1 



(1875) ; Sauv. Hist. Madag., Poiss. p. 368, pi. xxxix. fig. 6 (1891). 

 yGobius isognathus, Bleek. II. cc. p. 411 & p. 53, pi. xv. fig. 1; Sauv. op. cit. 

 p. 371, pi. xl. fig. 1. 



Body compressed ; depth of body of to 4 times in total length, length 

 of head 3^ times. Head 1| to 1| times as long as broad, naked ; snout 

 a little shorter than postocular part of head ; eye 5 times in length of 

 head, i to f width of interorbital region ; jaws equal in front; mouth 

 extending a little beyond vertical of anterior border of eye ; teeth in 

 villiforra bands. Dorsals VI, I 10, well separated from each other, 

 longest rays | length of head. Anal I 10, opposite to second dorsal. 

 Pectoral f length of head. Ventral not reaching vent. Caudal 

 rounded, a little shorter than head. Caudal peduncle 1^ times as long 

 as deep. Scales ciliated, 55 in longitudinal series, 14-15 in transverse 

 series between dorsal and anal. Purplish brown, fins dark, dorsals and 

 anal with light spots. 



Total length 160 millim. 



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



17. GOBIUS OCELLAWS. 



Broiisson. Iclitliyol. pi. ii. (1782) ; (,'uv. & Val. Hisit. Poiss. xii. p. 08 (1837); 



Glintli. Cat. Fisb. iii. p. 64 (1861), and Fische Siidsee, iii. p. 177, pi. cviii. 



fig. C (1877) ; Sauv. Hist. Madag., Poiss. p. 375, pi. xl. fig. 2 & xli. fig. 5 



(1891). 

 (robins ii'uir'qiiiiiils, Cuv. & Val. t. c. p. 101. 

 (lohiiis mehuiopteriis, Block. Arch. Neerl. ii. 1807, p. 409, and Poiss. Mada"-. 



p. 52, pi. XX. fig. 1 (1875). 

 Au-aous ocellarts, Bleek. Verb. Ak. Ainsterd. xviii. 1879, ji. 17. 



Body compressed ; depth of body 4 to 5 times in total length, 

 length of head 3^ to ^ times. Head IJ to 2 times as long as broad, 

 scaly on occiput, cheek, and upper part of gill-cover ; snout as long as 

 postocular part of head in adult, shorter in young ; eye A\ (young) to 7 

 times in length of head, equal to or a little less than interorbital width 

 in adult ; mouth inferior, extending to below anterior border of eye or 

 not quite so far ; teeth in villifrom bands. Dorsals VI, I 10, well 

 separated from each other, longest rays about -| length of head. Anal 

 I 10, opposite to second dorsal. Pectoral | to| length of head. Ventral 



