120 



LABRID.K. 



vittaius, as the young state of that species. I find the same number 

 of scales in both, and not forty only, as stated by Sleeker for L. jjcirn- 

 diseus. But the two si)ecimens to which my observations were limited 

 differ in the number of the dorsal rays, as noticed by Eleeker. It is 

 still possible that this is merely a variation, and that both fishes are 

 specifically the same. 



3. Labroides quadrilineatus. 



Labrus quadrilineatus, liiipp. N'. W. Fi.sclte, p. G. taf. 2. fig. 1. 

 Cossyphus tseniatus, Cm: >!j- J'ol. xiii. p. 134. 

 quadiilineatus, Ciiv. .^- Val. xiii. p. 135. 



D.jl. A. ■^. L. lat. 30. L. transv. 4/12. 



The front part of the upper lip swollen, prominent ; lower lip pro- 

 minent, deeply emarginate anteriorly. Head much longer than high, 

 pointed. Brownish or blackish, with two blue longitudinal bands, 

 the space between them being generally darker than the ground- 

 colour or entirely black ; the membrane between the anterior dorsal 

 spines black ; caudal with a whitish margin. 



Red Sea. 



a. Fine specimen. Red Sea. From Dr. Riippcll's Collection. 



b. DiprovtucantliKii, Bleck. 



4. Labroides xanthurus. 



Labroides xautliurus, Bleek. Act. Soc Sc. Imhi-Niihrl. i. Mioiado cii 



Makassar, p. 52. 

 Diproctacanthus xanthurus, Blcck. All. IchUt. p. . tab. 21. fig. 2. 



D.^. A.f L. lat. 40. 



Lips verj' thick, the lower not notched. Head much longer than 

 high, pointed. Brownish, with two light-blui.sli longitudinal bands, 

 the space between thorn being darker than the ground-colour or 

 black. Fins yellow. {Bl.) 



Amboyna. 



10. DUYMiERIA. 



Duymaeria, Black. Act. Sac. Sc. Imh-Xcdol. i. Auiboina, p. 52. 



Body compressed, oblong, covered with large scales ; lateral line 

 continuous ; operclea and cheeks with large scales ; pracopcrculum 

 serrated on its posterior margin. Teeth in the jaws in a single series, 

 with four strong canines anteriorly in each jaw ; a posterior canine 

 tooth (in the species examined). The uppermost scales on the back 

 aro dilated, turned upwards, forming a sheath for the fin. Formula 



of the fins : D. j^^- ^^- ^• 



From the coast of Mozambi(iue to Japan and the New Hebrides. 



