84 Annals Entomological Society of America [Vol. X, 



1990. S. ochraceus Osb.— Three spec, Woodman, July 27, 1916; 



Amerv, Aug. 10, 1916. 



1991. S. productus Osb.— Generally northern. 

 1994. S. intricatus Uhl. 



1996. S. immistus (Say).— Common. 



1996. S. immistus var. minor Osb. — Common. 



2014. Platymetopius acutus (Say). t j -.-u 



2014a. P. acutus var. dubius VD.— Sixteen specimens, Ladysmith, 



Aug. 9, 1916. 

 2017. P. cuprescens Osb.— Northern. 



2019. P. cinereus O. & B.— Madison & Woodman (July, Aug.). 

 2020! P. augustatus Osb.— Two spec. Camp Douglas, Aug.l, 1916. 

 2023. P. frontalis VD.— Common at southern points. 

 2029. P. magdalensis Prov. io ini« 



2033. Deltocephalus bilineatus G. & B.— Amery, Aug. 13, 191b, 



Marshfield, Aug. 20, 1916. 



Deltocephalus luteocephalus n. sp. 



(Figs. 19, 20, 21, 22.) 



This beautiful species is readily distinguished by the ivory 

 yellow head and orange red ocelli; elytra and general coloration 

 resembling D. bilineatus. Length 3.5-4 mm. 



Vertex convexly produced, pointed, twice as long in middle as next 

 the eye slightly wider than long. Pronotum equal to vertex m length, 

 humeral angles evenly rounded to the almost truncate posterior margin. 

 Elytra long and rather narrow, apex evenly rounded; nervures distinct 

 Face'rather broad; front convex, evenly narrowed to the clypeus which 

 is broader at apex than base. Antennal pits deep. 



Color- Vertex white to ivory yellow; ocelli orange red and a 

 median black suture on basal two thirds. Anterior margin of pronotum 

 ivory white, darker posteriorly. Scutellum yellow. Face immaculate, 

 ivory yellow, antennal pits black. Elytra smoky subhyahne; claval, 

 discal and apical cells darker. Costal and apical cells darker brown 

 distally Nervures white margined with brown. Beneath pale. 



Genitalia: Female last ventral segment rather long, broadly and 

 slightlv emarginate, with a shallow rounded notch at middle between 

 two black spots. Pygofers beset with long brown hairs at apex. Male 

 valve very short, broadly rounded. Plates large, convexly narrowed to 

 bluntly rounded apices, each with a large brown spot near tip. Pygoters 

 densely clothed with brown hairs. 



A pair from Madison, (Lake Wingra), July 1, 1916. 



2034. D. imputans O. & B.— Grand Rapids, Aug. 21, 1916. 

 2039 D. inflatus 0. & B.— Tomah and Grand Rapids (Aug.). 



2044. D. refiexus O. & B.— Grand Rapids and Taylors Falls, Mmn., 



2045. D. pectinatus O. & B.— One spec, Madison, July 9, 1916. 



