26. sERRANtrs. 143 



c. Half-grown. Bahia. From M. Parzudaki's Collection. 



d. Achilt : vciy bad state. America. From the Haslar Collection. 



I am not enabled, from the short description given by Professor 

 Peters (in Wiegm. Arch. 1855, p. 236), of Serranus inelas from Mo- 

 zambiqiie, to distinguish it from the above species. 



102. Serranus undulosus. 



SeiTamis undulosus, Cuv. Sf Vul. ii. p. 295. 



? Bodianus undulosus, Quoy ^- Gaim. Voy. Frcyc. Poiss. p. 310 (said 

 to be caught in the Sea of Waigiou). 



^■Wrr ^-^r Vert. 10/14. 



Caudalis truncated. Prasoperciiltim very finely seiTatcd, with 

 rather stronger denticulations at the angle ; sub- and interoper- 

 cidum entire ; pectorals far chstant fi'om the anal, and reaching a 

 little beyond the tip of the ventrals ; the upper maxillary bone reach- 

 ing to or a little beliind the eye. Brownish grey, with some rather 

 obhque darker bands along the sides of the head, and with irregular, 

 large, oblong blackish spots on the body ; fins with narrow blackish 

 edges ; pectorals yeUow. 



This species exliibits the upper j aw covered with minute scales 

 as well as the lower. 



Caribbean Sea ; Coast of Brazil. 



ft. Large specimen. Cuba. Presented by the Zoological Society. 



b. Adult : skeleton. Cuba. Presented by the Zoological Society. 



c, d. Half-grown. Cuba. Presented by the Zoological Society. 

 e-g. Adult : sldns. Jamaica. From Dr. PameU's Collection. 



h. Half-grown : skin in spiiits. Trinidad. Presented by J. B. 



Richardson, Esq. 

 ?", Ic. Adult : stuffed. "West Indies. From IVIr. Scrivener's Collection . 

 I, in. Half-grown. Puerto Cabello. From Mr. Brandt's Collection. 

 n. Half-grown. Brazil. Presented by Lord Stuart. 

 0. Adult. America. From the Haslar Collection. 



STceleion. — The upper surface of the skull is concave throughout ; 

 there is no ridge nor any other prominence between the elevated 

 orbital edges of the fi'ontals ; from these edges a sharp crest on each 

 side runs backwards to the articulation of the suprascapula ; the 

 occipital crest emits a median branch in fi-ont, which does not ex- 

 tend to the froTital. The maxillary bone is styliform in more than 

 its anterior half, suddenly widening behind, the superior and inferior 

 margins being rather irregularly cuiwed. The prseoporeidum is 

 roimded throughout, finely serrated behind, and exhibits foiu- or six 

 coarser denticulations at the angle ; operculum with three con- 

 spiciious spines, the ujiper of which is the most chstant, and not 

 projecting beyond the margin ; the middle one is acute, longest and 

 strongest ; the lower rounded, short, but prominent. There ai-e two 

 strong canines in the upper jaw, causing an impression in the lower 

 jaw, and receiving two smaller canines of the mandibula between ; 



