1 04 I'ERCID.E. 



witli three very strong spinous teeth ; suboperculum with three acute 

 spines at the lower angle. Caudalis truncated. Brown, with small, 

 scattered blackish spots on the back and the dorsal fin. ( Vcd.) 

 Banc des Aiguilles. 



14. Plectropoma brasilianum. 



Plectropoina brasilianum, Cm: •i^- Vah ii. p. 897. 



? Plectropoma patachonica, Jeni/ns, Zool. Beagk, Fishes, p. 11. 



^•i?T6- ^-rs- t^•^6• A.|(C«..).] C*c.pylor.9. 



Prteopercidum finely serrated behind, and with four spinous teeth 

 below. Caudalis truncated. Grepsh brown, with iiTegular reddish 

 bands. 



Coast of Brazil. 



The specimens described by Jenyns exhibit only three spinous 

 teeth at the horizontal limb of the jiraeoperculum. 



a. Adult : stuffed. Sine patria. 



6, c. Half-grown : stuffed. Sine patria. 



15. Plectropoma chloropterum. 



aiv. 8i- Val. ii. p. 398 ; Poeij, Memor. Cuba, 1851, p. 73. lam. 9. f. 3. 

 D. i|. A. |. L. lat. 70. Ca^c. pylor. 8. 



Prseopcrculum finely and equally serrated behind, and with two 

 spinous teeth below, the anterior of which is the largest. Caudalis 

 rounded. Olive, marbled with brownish black ; throat white-spotted. 



Caribbean Sea. 



16. Plectropoma pictum. 



Tschudi, Fauna Peruana, lehfJnjol. p. 5. 

 17 9 



This species appears to be diff'erent from the preceding {PI. 

 chloropterum), although closely allied, according to the dcscrij^tions 

 referred to. * 



Operculum with three spines ; prajoperculum serrated behind, and 

 with two spinous teeth beneath, the anterior of which is the strong- 

 est, the other situated at the angle ; fins and snout scaly. Caudalis 

 rounded ; the fourth dorsal spine longest ; the third of the anal fin 

 rather shorter than the second ; pectorals extending beyond the 

 front end of the anal fin. Silver}^ white, with rose-coloured mark- 

 ings. (TscJmdi.) 



Coasts of ChOi and Peni. 



17. Plectropoma monacanthus. 



lliill. iSi- Trosch. in Schomh. Hist. Barb. p. 665. 



18-19 9 



A single strong spine in front of the angle of the proeoperculum. 



