24. EKYTHEICnTHYS. 395 



seventh of the total length, the length of the head about one-fourth. 

 The upper maxillary scalcless, reaching to the anterior margin of the 

 eye. Coloration uniform. {Bl.) 

 Sea of Temate. 



24. ERYTHRICHTHYS. 



Erj'tliriclithys, Temm. i^- Schle;/. Faun. Jnpoti. Poiss. p. 117. 

 Eninielichthys, Richards. Voy. Ereh. 8f Terr. Fkhes, p. 47. 

 Boxaodon, Otni, Ilkt. Chil. Zool. ii. p. 208. 

 Dipterygonotus, Bleck. Cuntr. Ichth. Celebes. 



Form of the body elongate ; eye moderate ; the mouth very pro- 

 tractile, the processes of the intermaxillaries extending to the occiput. 

 Two dorsals, with several isolated spines between ; all the spines 

 feeble. Caudalis forked. No teeth in the jaws or in the palate ; 

 the lower pharj-ngeal bones separated from each other, and, like 

 the upper ones, armed with cardiform teeth. Praeoperculum entire. 

 Scales rather small, ciliated. Seven or six branchiostegals. Pseudo- 

 branchiae. 



Molucca Sea ; Sunda Sea ; Australian Seas ; Pacific. 



1. Erythrichthys schlegelii. 



Erytluichtliys, sp., Tetnm. i^- Schley. Faun. Japon. Poiss. p. 117. 

 pi, G.3. f. 1. 



B.6. D.IOJ^. A. A 



The angle of the praoopcrculum is a right one, not rounded. Uni- 

 foim red. 



Japanese Sea. 



The figure of this species given in the Fauna Japonica does not 

 show isolated spines between the dorsals ; but it is highly probable, 

 from its great similarity to the following species, that such exist. 



2. Erythrichthys nitidus. 



Enimeliclithys nitidus, Richards. I. c. pi. 29. f. 7, 8. 



B. 7. D. 9 I 3 I ^. A. ^. L. lat. 96. L. transv. 8/20. 



Uniform greyish sUveiy. The angle of the prseoperculum rounded. 

 West Australia ; New Zealand. 



a. Adult : skin. New Zealand. Presented by Mr. Frederic Ivnap. 

 6. Adult ; skin. 



3. Erythrichthys cyanescens. 



Boxaodou cyauesceus, Gay, I. c. p. 200, A(l. Ictiol. liim. 5. f. 1. 



D. 8 I .5 I 10. A. ^-^. 

 Unifomi bluish green. 

 Sea of Valparaiso. 



This fiish doiidcdiy belongs to the genus Erythrichthys oi ^chlcgcl. 



