338 CTPRrNODONTIl)^. 



a-d, e, f, g. Adult males and females, and young. British Guiana. 

 h-Jc. Adult male and females. Dutcli Guiana. Purcliased of Mr. 



Frank. 

 l-n. Males (10 inches long) and female. Trinidad. Purchased of 



Mr. Cutter. 

 0. Adult male: skeleton. British Guiana. Presentedby T.Bell, Esq. 



2. AnaWeps dovii. 

 Anableps dowei, Gill, Proc. Acad. Nat. Sc. Philad. 1861, p. 4. 

 D. 9. A. 10. L.lat. 65. Vert. 24/22. 

 The length of the head is one-fourth of the total (without caudal). 

 The flat bottom part of the iriterorbital space is at least as broad as 

 a scale. Back and sides of the body blackish brown, with a well- 

 defined, broad, yellowish-white band from the axil of the pectoral 

 to the base of the caudal. 



a-h. Fine female specimens, from 9 to 10 inches long. Chiapam. 

 From Mr. Salvin's Collection. 



c, d. Adult female and young. Guatemala. From the Collections 

 of Mr. Salvin and Capt. Dow. 



e-g. Half-grown. Not in good state. From the Haslar Collection. 



h. Mature foetus, taken from specimen h. 



i. Adult female: skeleton. Chiapam. From Mr. Salvin's Col- 

 lection. 



3. Anableps microlepis. 



Anableps microlepis, Miill. ^ Trosch. Monatsber. Akad, Wiss. Berl. 

 1844, p. 35. 



coarctatus, Cuv. 8f Val. xviii. p. 266, pi. 540. 



Anableps, J. P. G. Smith, Proc. Zool. Soc. 1850, p. 53. 



Anatomy : Home, Led. on Compar. Anat. 1. (1828) tabb. 38, 52, 53. 



D. 10-11. A. 10. L. lat. 84-90. 



The length of the head is two-ninths of the total (without caudal). 

 The space between the raised supraorbital portions is extremely 

 narrow. Sides of the body and taU uniform silvery, or with indis- 

 tinct greyish longitudinal bands. 



Guianas. 



a-f. Adult males and females. Surinam. Presented by Sir E. 



Home. 

 g-i. Adult and half-grown. British Guiana. Presented by J. B. G. 



Smith, Esq. 



