332 CHARAC1NID.2:. 



seriales, multieuspides, medio cuspide praelongo, recurvo ; laterales 

 vicini multo fortiores, posteriores autem minimi. Corpus compres- 

 sum ; abdomen subrotundatum. Basis pinnae dorsalis inter ventrales 

 et analem sita, brevis ; analis longa. Squama? magnae ; linea late- 

 ralis abrupta." 



"Western Andes of Ecuador. 



1. Pseudochalceus lineatns. 

 Kner, I. c. 

 B.4. D. 10-11. A. 25-26. P. 10-11. V.8. L.lat.36. L.transv.10. 

 " Corpus octo vel novem striis lofcgitudinalibus fusco-nigris linea- 

 tum, insuper ocello nigro retro operculum et ad pinnae caudalis basin 

 distinctum." 



Western Andes of Ecuador. 



22. CHIR0D0N. 



Tetragonopterus, sp., Jenyns. 



Cheirodon, Girard, Proc. Acad. Nat. Sci. Philad. vii. p. 199. 



Dorsal fin placed in the middle of the length of the body, behind 

 the ventrals ; anal long or of moderate length. Body oblong, covered 

 with scales of moderate size ; lateral line not continued to the tail. 

 Belly rounded before the ventrals. Cleft of the mouth narrow, 

 maxillary short. A single series of small serrated teeth in the inter- 

 maxillary and mandibulary ; maxillary teeth none. Nostrils as in 

 Tetragonopterus. 



Maldonado; Chile. 



1. Chirodon interrnptus. 



Tetragonopterus interruptus, Jenyns, Voy. Beagle, Fish. p. 127. tab. 23. 

 fig. 4. 



D. 11. A. 19-20. V. 7. L. lat. 35. L. transv. 5/4. 

 The height of the body is two-fifths of the total length (without 

 caudal), the length of the head one-fourth ; upper profile of the head 

 scarcely concave. The pectoral extends beyond the root of the ven- 

 tral. Sides with a bright longitudinal band; a black spot at the 

 base of the caudal. (Jen.) 

 Maldonado. 



2. Chirodon pisciculus. 



Girard, I. c, and U. S. Nav. Astronom. Exped. Fishes, p. 249. pi. 34. 

 figs. 4-7. 



D. 10. A. 14. V. 7. L. transv. 10 or 11. 

 The height of the body is less than one-third of the total length 

 (without caudal), the length of the head one- fourth ; upper profile 

 of the head rather convex. The pectoral reaches nearly to the root of 

 the ventral. Sides with a silvery longitudinal band, bordered with 

 Mackish above. (Girard.) 

 ' — /'Chile). 



