SICYDIU.M. 45 



Body entirely scaly; about GO scales in longitudinal series. Blackish 

 brown. 



Total length 110 millim. 



Eeiinion, Mascarene Islands. — Typr in Paris Museum. 



4. SICYDIUM LAGOCEPHALUM. 



Gohio, Koelreuter, Nov. Acta Petropol. ix. \~CA. ji. 428. pi. ix. figs. 3 <fe 4. 

 Goli'ius hu/oci'jjhalus. Pall. Spicil. Zool. viii. p. 14, pi. ii. fi_i;s. 6 ifc 7 (1774). 

 Sici/diiim lafjocqihalum, Cuv. & Val. Hist. Poiss. xii. p. 174 (^18)57) ; Giinlli. Cat. 



Fi.sli. iii. p. 1)2 (1861) ; Kiicr, Xovaia, Fisrhe, p. 181 (1869) ; Ogilvie-Grant, 



Proc. Zool. Soc. 1884, p. 101. 

 Siri/opterus lagocephalus, Bleuk. Verli. Ak. Ainstcrd. xviii. 1879, p. 17. 



Depth of body 5 to 5i times in total length, length of head 4| to 

 5 times. Head as broad as deep ; eye 5 to 6 times in length of head, 

 li times in interorbital width ; mouth extending to below centre of 

 eye ; movable labial teeth tricuspid ; anterior mandibiilar teeth murli 

 larger than the others, curved, canine-like. Dorsals VI, 111; third 

 and fourth rays of first dorsal produced into short filaments. Anal 

 I 10. Pectoral as long as head. Body entirely scaly; 60-6-3 scales in 

 longitudinal series. Brown, uniform or clouded witli darker; second 

 dorsal with dark dots, anal with a black and white margin. 



Total length 90 millim. 



Mauritius and Reunion, Mascarene Islands; Xicobar Islands (]). 



1. Al. ]{i'iini()ii. Paris Museum (P.). 



2. Ad. ^ 



5. SICYDIUM PARVIPINNIS. 



Cotylopus ^>rtn'j/)//i)i(.<, Guichcn. in ]\Iaillaid, XoIi>s J{eiuiion, ii. Add. (', p. 11 



(1862). 

 Sicyd'nnn jiarvijnnne, Ogilvie-Giant, Proo. Z<x)l. Soc. 1884, [>. 17(1. 



Depth of body about 6 times in total length. Eye double interorbital 

 width ; mouth not extending to below anterior border of eye. Dorsals 

 VII, I 10; rays of first dorsal not produced. Anal I 10. Pectoral as 

 long as head. Belly naked. Yellow, each scale bordered with brown ; 

 a black spot on the first dorsal ; anal edged with black. 



Totfil length 110 millim. 



Reunion, Mascarene Islands. — Type in Paris Museum. 



