7. GOBIODON. 87 



length. Cleft of the mouth oblique, with the lower jaw prominent ; 

 teeth minute. Caudal sabtruncated. Transparent. 

 Bergen. 



This species has been compared with the Scottish Qohixis albus. 

 The remarkably strong teeth of the latter prove its distinctness, 

 even if G. stuvitzii be provided with deciduous scales, which might 

 have escaped observation. 



7. GOBIODON*. 

 Gobiodon, (Kuhl 8f v. Hass.) Bleck. Boeroe, p. 407. 



Body oblong, more or less compressed, naked ; head large, ele- 

 vated ; gill-openings of moderate width. Generally two canine 

 teeth near the symphysis of the lower jaw. Two dorsal fins united 

 at the base, the anterior with six spines. Ventral fins united. 



Indian Seas. 



1. Gobiodon citrinus. 

 Gobius citrinus, Riippell, N. W. Fisehe, p. 139. tab. 32. fig. 4. 



Scales none. Body short and compressed. Canine teeth none. 

 Yellow : a blue, black-edged streak along the base of the dorsal and 

 anal fins ; four transverse streaks of the same colour — two descend- 

 ing from the eye, the third from the vertex to the opercles, and the 

 fourth in front of the pectoral fins. {Biipp.) 



Red Sea. 



2. GK)biodon rivnlatns. 



Gobius rivulatus, Riippell, Atlas, Fisehe, p. 136, and iV. W. Fisehe, 

 p. 138. 



D.6I11. K.\. 



Scales none. Body elliptical, compressed. Dorsal fins subeon- 

 tinuous ; ventrals small. Canine teeth small. Green, reticulated 

 with red ; all the fins green. Brown (in spirits) ; head lighter, with 

 several whitish vertical lines ; fins brownish-black. 



Island of Jubal (Red Sea). 



a, 6. Fine specimens. Jubal. Collected and presented by Dr. E. 

 Riippell. 



3. Gobiodon qninqne-strigatos. 



Gobius quinque-strigatus, Cuv. ^ Vol. xii. p. 134 ; Bleek. in Verhand. 

 Batav. Genootsch. xxii., Blenn. en Gob. p. 29, Sf Solar, p. 82. 



Scales none or inconspicuous; no tubercles on the forehead. 



* 1. Gobius corjphaeaula, Cuv. ^ Val. xii. p. 131. — Guam. 



2. Gobius erythrophaios, Bleek. Verh. Batav. Genootsch. xxii., Blenn. en 

 Gob. p. 29. — Gobiodon erjthrophaios, Bleek. Boeroe, p. 409 ^- Eaat 

 Indian Archipelago. 



