27. rLECTROPoiiA. 157 



liead, body, and vertical fins with blue spots, those of the head and 

 of the front part of body oblong, elliptical, arranged in irregular 

 longitudinal rows, the other ones circular and smaller. In speci- 

 mens from the lied Sea all the spots are circular and of equal size. 

 Red Sea ; Seas of Batavia, Singapore, Macassar, and Halmahcira. 



a. Large specimen : stuffed. Red Seas. 



2. Plectropoma leopardiimm. 



Ilolocentrus leopardus, Lacep. iv. pp. 3.32, 3.37. 



Plectropoma leopardiuum, Cuv. !<,• J'al. ii. p. 392. pi. 36 (not good) ; 

 Faun. Jtipun. Poiss. p. 12 ; Bleeker, Java, p. 420. 



leopardu8, liicliardson, Iclit/ii/ol. China, p. 230. 



cyauostigma, Bleeker, Topoyr. Batav. in Nat. Gen. Arch. Ned. Ind. 



maculati var. b, Bleeker, I'erc. p. 40. 



J) 8-8 - 7-7 A 3-3-2-2 -r , , -jc)^ 



"• io-ii-n-12- ^- R=8=9- ^- ^^^- ^~^- 

 Prseoperculum exceedingly finely serrated behind, and with five 

 spinous teeth beneath, the three lowest of which are close together ; 

 suboperculum and interoperculum entii'e. Caudalis slightly emai-- 

 ginate. Brownish red : head, body, vortical fins, and base of the pec- 

 torals with numeious, very small, round blue spots, much smaller than 

 the interspace between ; caudalis with a yellow posterior edge. 



Red Sea ; Javanese and Japanese Seas ; Australia ; Louisiade Ar- 

 chipelago. 



a. Large specimen: stuflPed. Louisiade Archipelago. Voyage of 

 the Rattlesnake. 



3. Plectropoma oligacanthus. 



Bleeker, Java, ii. 1854, p. 422. 



D.^^ A.|. L. lat. 120. 



Prasoperculura scarcely denticulated behind, and with three or 

 four spinous teeth below ; sub- and interoperculum entire. Cau- 

 daHs slightly cmarginate. Red, with five or seven oblique blue 

 streaks from the eye to the sub- and inter-operculum ; two or four 

 other streaks from the eye to the snout ; the anterior part of body 

 with blue streaks ; the posterior and caudal fin with numerous elhp- 

 tical and round blue spots ; the soft part of the dorsal fin, ventrals, 

 and anaUs with oblique blue streaks ; pectoral fins with an orange- 

 coloured edge. {BI.) 



Sea of Batavia. 



4. Plectropoma melanoleucum. 



Benard, i. pi. 22. f. 120; Valentyu, f. 407 (bad). 

 l?odianus nielanoleuous, Lacep. iv. pp. 283, 297. 

 cyclo-stoina, Lnvep. iii. pi. 20. 1'. 1, iv. pp. 2*^2, 29."). 



