BEETLE GENUS ONTHOPHAGUS — HOWDEN, CARTWRIGHT 23 



Tuxtepec, J. Camelo G., November 1932 (usnm) ; 1 9, Tuxtepec, J. Camelo G., 

 Nov. 7, 1934 (usnm), Guerrero; 2 ? 9 , 3 mi. north of Mexcala, Aug. 23-24, 

 1958, H. Howdcn (cnc). colima: 2 9 9, Colima, L. Conradt (usnm); 1 9, 

 Volcdn de Colima, L. Conradt (usnm). 



Canal Zone: 1 c?", Corozal, June 20, 1937, R. Bliss (usnm); 1 cf, Gamboa, 



E. E. Frick (cnc) ; 1 cf, without locality, June 1944, K. E. Frick (cnc) ; 1 9 , Barro 

 Colorado Id., P. Rau (usnm); 1 9, Tabernilla, July 1907, August Busck (usnm). 



Guatemala: 2 9 9 , no locality, (usnm); 1 9, south of Geronimo, Champion 

 (usnm); 1 cf, Palm, May 1924, W. M. Mann (usnm); 1 9, Lake Thiel, 1925, S. 

 Sebastian Retalnuleu (usnm). 



Honduras: 1 &, San Pedro Sula, W. M. Mann (usnm); 1 c?, Carmelina, 

 W. M. Mann (usnm) ; 1 9 , La Ceiba, W. M. Mann (usnm) ; 1 9 , San Juan Pueblo, 

 W. M. Mann (usnm). 



El Salvador: 2 cT cf , 2 9 9, San Salvador, May 11-15, 1958, O. L. Cart- 

 wright (usnm); 1 cf, 2 9 9, San Salvador, June 24, 1958, O. L. Cartwright 

 (usnm); 2 9 9, San Salvador, June 9, 1958, 0. L. Cartwright (usnm); 2 9 9, 

 San Salvador, June 17, 1958, O. L. Cartwright (usnm); 1 9, San Salvador, 

 June 7, 1958, O. L. Cartwright (usnm); 2 d^ d", 2 9 9, San Salvador, June 1-5, 

 1958, 0. L. Cartwright (usnm); 1 cf, San Salvador, June 20-23, 1958, O. L. 

 Cartwright (usnm); 1 9, San Salvador, June 21, 1958, O. L. Cartwright (usnm); 

 6 9 9, San Salvador, May 1, 1957, P. A. Berry (usnm); 1 cf , 1 9 , San Salvador, 

 June 21, 1958, L. J. Bottimer (ljb) ; 1 cf, San Salvador, June 10, 1958, L. J. 

 Bottimer (ljb); 1 cf, San Salvador, June 15, 1958, L. J. Bottimer (ljb); 2 c? cT, 

 2 9 9 (includes holotype and allotype), La Union, May 30, 1958, O. L. Cart- 

 wright (usnm); 1 cT, La Union, May 30, 1958, L. J. Bottimer (ljb); 1 9 , La 

 Palma, June 24, 1958, 0. L. Cartwright (usnm); 1 cT, Tonocatepeque, June 20, 

 1958, L. J. Bottimer (ljb); 1 cf, 1 9, Volcdn Conchagua, June 27-29, 1958, L. J. 

 Bottimer (ljb); 1 9, Santa Tecla, Apr. 29, 1954, P. A. Berry (usnm); 1 cf". La 

 Ceiba, Vera Wellborn (usnm); 1 cT, no locality; 1 cf, 1 9, Lake Olomega, Dept. 

 San Miguel, July 14, 1925, R. A. Stirton (cnc, Howden) ; 2 9 9 , Mt. Caca- 

 guatique, Dept. San Miguel, Dec. 22, 1925, R. A. Stirton (cnc, Howden); 1 9, 

 Sonsonate, Aug. 26, Fredk. Knab (usnm). 



Nicaragua: 1 d', Managua (8 mi. north), July 28, 1958, S. E. Nefi' and E. G. 

 Matthews (usnm). 



Costa Rica: 2 d^ d^, 5 9 9 , Hamburg farm, Reventaz6n above Limon, Aug. 

 1, 1928, F. Nevermann (usnm); 1 9 , Hamburg farm, Reventaz6n, May 23, 1935, 



F. Nevermann (usnm) ; 1 9 , Hamburg farm, Reventaz6n, July 28, 1926, F. 

 Nevermann (usnm); 1 d', Esparta, Sept. 18, 1905, Fredk. Knab (usnm); 1 d' , 

 no data (usnm). 



Remarks.- — 0. batesi is normally black, occasionally with faint 

 greenish lustre, and with legs reddish brown. Quite often traces of 

 reddish brown are found narrowly along the base and sides of the pro- 

 notum and head. Reddish-brown (teneral?) specimens are also found. 

 The coppery reflections seen in the type and other specimens of 

 0. incensus have not been observed in batesi. The antennal club 

 is a lighter, redder brown in batesi, more fuscous in incensus. 



This species is more finely punctate than is incensus Say, the male 

 horns are united by a rather sharp continuous carina down one horn, 

 arcuate across the front, and up the other, the female clypeal carina 

 is evenly elevated and not higher in the middle as in incensus, the 



