120 LABHID^. 



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

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

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

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

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

 specifically the same. 



3. Labroides quadrilineatus. 



Labrus quadriliueatus, Hiipp. N. W. Fische, p. 6. taf. 2. fig. 1. 

 Cossyphus tseniatus, Cuv. ^ Veil. xiii. p. 134. 

 quadriliueatus, Cuv. 8f Val. xiii. p. 135. 



D. ^. 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. Bed Seft. From Dr. RiippeU's Collection. 



b. Diproctacanthus, Bleek. 

 4. Labroides xanthurus. 



Labroides xanthurus, Bleek. Act. Sue. Sc. Indo-Nederl. i. Manado en 



Makassar, p. 52. 

 Diproctacanthus xanthurus, Bleek. All. Ichth. p. . tab. 21. fig. 2. 



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



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

 high, pointed. Brownish, with two light-bluish longitudinal bands, 

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

 black. Fins yellow. {Bl.) 



Amboyna. 



19. DUYMiERIA. 



Duymseria, Bleek. Act. Soc. Se. Indo-Nederl. i. Amboina, p. 52. 



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

 continuous ; opercles and cheeks with large scales ; prseoperculum 

 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 

 are dilated, tiu'ned upwards, forming a sheath for the fin. Formula 

 of the fins: D. j^^. A. |-. 



From the coast of Mozambique to Japan and the New Hebrides. 



i 



