no. 3601 TRIPLAX AND HAEMATOCHITON — JOHNSON 11 



to Panama. The material examined included 108 specimens from the 

 following localities: Mexico: Jalisco, Acatlan; Morelos, Ixtapan de 

 la Sal; Cerro de Plumas; Guerrero, Acahuizlotla; Nayarit, San Bias. 

 Guatemala: Sacatepequez, Finca San Rafael, 7200 ft. El Salva- 

 dor: La Libertad; Fingalapaz. Panama: Canal Zone: Barro Colo- 

 rado, and Paraiso; Bugaba. 



Triplax latipalpus, new species 



Figure 4 



Diagnostic description: Head reddish brown; pronotum ferrugineous 

 laterally, piceous medially; elytra and scutellum black; the following 

 yellowish brown: underside of head, mouthparts, legs, prothorax, 

 meso thorax, and posterior half of abdomen; anterior half of abdomen 

 and elytral epipleura piceous; antennae yellowish brown except for 

 piceous terminal four segments. Body strongly nitidous. Shape 

 somewhat elliptical, length about 1.75 times width; body widest at 

 about one-third elytral length behind base. Antennal segment 10 

 about 2.4 times width of segment 8. Postmandibular lobes distinc- 

 tive, large in size, lateral edges somewhat rounded (fig. 4) . Terminal 



Figure 4. — Triplax latipalpus, 

 new species: underside of head. 



segment of maxillary palpus extremely widened with distinct brush, 

 width about 4.7 times length (fig. 4). Head punctures with promi- 

 nent setae; elytral interval punctures prominent, elytral striae not 

 strongly impressed. Antennal setae sparse. 



Male genitalia: Male not known. 



Holotype: Female. Labeled "Brasilien, Nova Teutonia, 27°11'8", 

 52°23'1", 5-VI-1957 F. Plaumann" (WWB; placed in USNM). Its 

 measurements are: length 4.04 mm; width 2.17 mm. 



Type-locality: Nova Teutonia, Brazil. 



Paratype: Female; labeled "Brasilien, Nova Teutonia, 27°ll / 8 ,/ , 

 52°23'1", X-1957 F. Plaumann" (WWB; in personal collection of 

 W. Wayne Boyle, Pennsylvania State University). 



Distribution: The two specimens examined were collected in 

 Brazil. 



