230 

 Type . The holotype (by monotypy) of Ischyrus 



tetrasticus Gorham label data: "/ [red circle on white 



paper] Type/ David, Panama, Champion/ Type, sp . figured/ 



Ischyrus tetrasticus Gorh./ B.C. A., Col., VII, Ischyrus/" 



[NHML, studied] . Sex apparently female, not dissected. 



Specimens examined . The holotype and 3 specimens, 

 representing 3 collection records, were studied. Label 

 data: Brazil, Espirito Santo [1, HNHM] ; Ecuador, Pichincha, 

 Sn. Rafael, 5-1-1973, J. Avila [1, USNM] ; Peru, Huanuco, 

 Tingo Maria, 26-X-1946, J. C. Pallister, 2200' elev. [1, 

 AMNH] . 



Distribution . Panama, Ecuador, Peru, and Brazil (Fig. 

 122) . 



Etymology . tetra: Greek = 4; sticus: Greek = 

 punctured, spotted. This name refers to the 4 spots on the 

 pronotum. 



Remarks . Ischyrus tetrasticus is most similar to I. 

 quadripunctatus and I. n. sp. 13. Ischyrus quadripunctatus 

 has a black head often with red front and epistome, and 

 narrow maxillary palp terminal segment; I. tetrasticus has a 

 red head with a black basal spot, and a wide maxillary palp 

 terminal segment. Ischyrus n. sp . 13 has the central 

 elytral marking free from the suture; I. tetrasticus has the 

 central elytral marking band-like, broadly connected to the 

 suture . 



References . Blackwelder 1945:465; Gorham 1887:44-45; 

 Kuhnt 1909:64; 1911:43. 



