350 Annals of the Carnegie Museum. 



No. 2691, 3.2 cm., Boqueirao, Rio Grande, Bahia, Jan. g, 1908. 



No bar beneath the eye, and thirty-six scales in the series below 

 the lateral line. 

 No. 2691, 7 cm., Lagoa Pereira, Cidade da Barra, Bahia, Dec. 26, 1907. 



The fins are spotted; there are forty scales in the first row below 

 the lateral line. 

 No. 2693, 5-8 cm., sixty-seven specimens like the above sample from 



the same place, Dec. 23, 1907. 



Ten of these have no spots on the vertical fins, which are black- 

 edged, and one has forty-four scales in the first row below the lateral 

 line. Fifty-four specimens have spots on their sides and on their 

 vertical fins and ocellated caudal and pectoral spots. Three specimens 

 are intermediate between these two forms. 

 No. 26940-5, San Joaquin, Bolivia, From a large lake between the 



Rios Machupo and Marmore, Sept. 4, 1909. 



D. XVII, 13 or 14; A. Ill, 9 or 10; 43 or 45 scales in the first series 



21—23 



below the lateral line; pores ; one with four series of teeth in 



8-9 



the upper jaw and the other with two series in each jaw; teeth easily 

 depressible posteriorly; head 2.67 to 2.8; depth 3.5; eye 4 in the head, 

 equal to the length of the snout and the interorbital space; maxillaries 

 extending to below middle of the eyes; lower jaw slightly the longer; 

 caudal peduncle not quite so long as deep; nostrils nearer the eyes 

 than to the tip of snout; preorbital width not more than one-third 

 the diameter of the eye; ten or eleven gill-rakers on the lower anterior 

 arch; two rows of scales between the lateral lines and three rows 

 between the lateral line and the last dorsal spine; pectorals and ventrals 

 two-thirds the length of the head. A faint lateral band, above which 

 are six faint vertical cross-bars; a small ocellated spot at the base of the 

 caudal and another above the base of the pectorals; a bar on the oper- 

 culum and another on the head beneath the eyes; vertical fins with 

 alternating white and dark broken bars. 



These specimens diff^er from tj'pical C. lepidota in having only two 

 series of teeth in the lower jaw. The rows of teeth in this species 

 vary otherwise from three to six. 



41. Crenicichla saxatilis (Linnaeus). 



No. 2695C-C, 8-9.5 cm., Santarem, Rio Amazonas, Dec. 9-15, 1909. 

 No. 26c)6a-e, 2-17.3 cm., Braganga, Para, in a creek, Dec. 29, 1909. 

 No. 26970-^, 13-20 cm., Belem, Para, Dec. 19 and 27, 1909. 



