70 



rounded at the tip, running in the direction of the upper edge of the 

 basal half of the cerci in the same general plane. 



Length of body, c?, 23.5 mm., ?, 30.5 mm.; of antennfe, d", 11.5 

 mm., ?,12mm. ; of tegraina, c?, 21 mm., ?,22mm.; of hind femora, 

 c?, 14.5 mm., 9, 16 mm. 1 d", 1 ?, Dallas, Texas, J. Boll. 



27. Caloptenus helluo. Dark yellowish-brown. Head with 

 a superior, median, maculate, black stripe broadening posteriorly, ex- 

 tending from the foveola of the vertex, just behind which it is 

 interrupted, to the hind edge of the head; foveola of vertex and 

 frontal ridge maculate with black; antenna? dusky. • A broad irregu- 

 larly maculate black band passes from behind the eyes to the last 

 transverse furrow of the pronotum ; tegmina dusky olivaceous with 

 small, quadrate, nearly efjual, dusky spots scattered throughout ; legs 

 brownish-yellow flecked with black, the hind femora transversely and 

 rather indistinctly fast-iate with blackish; hind tibias dull reddish, 

 indistinctly livid along the outer edge and next the base, flecked next 

 the base with dusky specks, pilose throughout ; spines black. Head 

 much elevated, rounded; vertex narrow, equalling between the eyes 

 the widtli of the first antenna! joint ; foveola more than usually decli- 

 vant, broadening in front, rather deeply and uniformly sulcate, the 

 lateral edges pretty high and sharp ; frontal ridge moderately broad, 

 equal, shallowiy sulcate below the ocellus. Pronotum with the pos- 

 terior lobe expanding; the median carina distinct but cut by all the 

 transverse furrows, distinctly angulated, on a side view, in fi-ont of the 

 posterior lobe; the latter rather heavily punctate; lateral carinas 

 obsolete^ excepting in the posterior lobe ; whole head and pronotum 

 sparsely pilose. 



Length of body, 27 mm.; of antennaa, 12 mm.; of tegmina, 23 

 mm.; of hind femora, 14.5 mm. 2 9, Dallas, Texas, J. Boll. 



28. Caloptenus glaucipes. Wood brown. Head and pro- 

 notum livid brown, flecked heavily with blackish, more heavily and 

 minutely above, giving it a wood- brown appearance; a broad black 

 band extends from behind the eyes to the posterior edge of the pro- 

 notum, broadening on the hinder lobe of the latter; antennae orJU'ge 

 red, paler at base. Tegmina as long as the body, brown, with a tew 

 dusky flecks along the central field; legs darker or lighter brownish 

 yellow, flecked with dusky, the hind femora bifasciate above with 

 blackish, besides a blackish base and apex; hind tibia? and tarsi glau- 

 cous, with a pale annulus at the base, interrupted in the middle by a 

 blackish glaucous ring. Vertex moderately narrow between the 



