THE CANADIAN ENTOMOLOGIST 83 



Hadronema militaris tjhl. 



Hadroneyna militaris Uhler, Rept. U. S. Geol. Surv.,- p. 412 

 1872. 



The largest member of the genus. Elytra black with wide, 

 light coloured costal borders. 



Distributed over the entire United States and Southern 

 Canada. 



Hadronema robusta Uhl. 



Hadronema robusta Uhler, Proc. Cal. Acad. Sci., ser. 2, vol. 

 IV, p. 250, 1894. 



Distinguished by the bright red pronotum and scutellum and 

 lack of colour marking on cuneus. Occurs from Kansas to 

 Texas and west to the Pacific Coast. 



Hadronema confraterna, n. sp. 



Ceneral form of robusta Uhl., slightly shorter and more narrow. 

 Head nearly vertical, strongly convex. First joint of antennae 

 comparatively short and stout, third joint distinctly shorter than 

 the second. Antennae black, -head black except for border next 

 to and under the eyes red, cheeks red, bucculs whitish, rostrum 

 dark red. Pronotum red with large black collosities, deeply de- 

 pressed anteriorly at the middle, anterior border of pronotum 

 convex, posterior border sinuate at the middle. Pronotum much 

 broader than long, and much wider posteriorly. Scutellum very 

 dark wider than longr Elytra red becoming dark towards inner 

 margins, no markings on cuneus. Membrane smoky. Legs 

 dark red to black. Abdomen red along borders, whitish below. 

 Plate dark red or black. Size 4.2 mm. long, 1.2 mm. wide. 



 Distinguished from robusta by the shape of the anterior 

 margin of pronotum, the larger callosities, and colouring, espe- 

 cially of the elytra and scutellum, 



Describfed from a single male specimen from Las Cfuces, N.M. 

 Taken on Bigelovia. Type in the \5. S. National Museum. 



Describing a species from a single specimen is here warranted, 

 although it is diverging from good practice. 



