4. LEPIDOZTGTJS, 15 



The typical specimens appeal' to be lost ; the characters given in 

 the description indicate that this fish does not belong to Heliastes ; 

 it appears to be identical with D. xanthosoma. 



The " Pomacentre gros yeux," Lie'nard, Dixieme Rapp. Soc. Hist. 

 Nat. Maur. p. 34, also appears to be identical with this species. 



7. Dascyllus cyanums. 



? Pomacentrus viridis, (Ehreiib.) Cuv. ^ Val. v. p. 420. 

 Dascyllus cyanurus, Huppell, N. W. FiscJie, p. 127. taf. 31. fig. 4. 



^',-h' A-rS^y Caec. pylor. 2. 

 The height of the body is nearly one-third of the total length. 

 Green : tail blue ; operculum with some blue spots ; a black spot at 

 the base of the pectoral ; the other fins reddish. 

 Massaua. 



8. Dascyllus polyacanthus. 



Sleeker, Natuurk. Tydschr. Nederl. Ind. ix. p. 603, and Act. Soc. Sc. 

 Indo-Nederl. ii. Amboina, p. 71. 



D. j^. A. y^g. L. lat. 32-33. L. transv. 3/11. 



Teeth of the upper jaw in a double, of the lower in a single series. 

 Caudal fin forked. Brownish, sometimes with darker spots ; pec- 

 torals yellow, the other fins brown. 



Coasts of Sangi, Batjan, and Amboyna. 



a. Four and a half inches long. From Dr. P. v. Bleeker's Collection. 



4. LEPIDOZYGUS. 



Pomacentriis, sp., Bleeker. 



Prteoperculum serrated ; prseorbital distinct, the other suborbitals 

 and the praeopercular limbs hidden by scales. Teeth small, subconical, 

 in a single seiies. Dorsal fin with about twelve spines, anal with 

 two. Scales of moderate size, iii more than thirty transverse series. 



Sea of Temate. 



This genus is separated from Pomacentrus on account of the in- 

 creased number of scales, a character accompanied by quite a pecu- 

 liar physiognomy and by a different dentition. 



1. Lepidozygus tapeinosoma. 

 Pomacentrus tapeinosoma, Bleeker, Tei'nate, vii. p. 376. 

 D. J^. A. J. L. lat. 36. L. transv. 3/9. 



The height of the body is one-fourth or rather more than one- 

 fourth of the total length. Prteoperculum slightly serrated. The 

 posterior and middle dorsal spines are nearly equal in length ; caudal 

 fin forked. Olive, with blue dots ; fins immaculate. 



Sea of Temate. 



a. Fine specimen. From Dr. P. v. Bleeker's Collection. 



