368 PROCEEDINGS OF THE ACADEMY OF [1895. 



8. Monedula emarginata Cress. 



Moiiedula emarginata Cresson, Proc. Ent. Soc, Phila., IV, p. 468, $ £ 



Colorado. The head in this species is small, narrower than the 

 thorax, while in the other species it is usually somewhat broader 

 than the thorax. In the £ the medial femora has a sharp carina 

 beneath , which is sometimes more or less serrate. 



9. Monedula femorata u. sp. Plate XIV, fig. 10. 



$. — Black; inner and posterior orbits, spot before anterior ocel- 

 lus, inferior portion of the front, clypeus, labrum, mandibles except 

 apex, scape in front, line on pronotum, tubercles, small spot near 

 tegula? on dorsulum, lateral spot on scutellum, metanotum, irregular 

 spot on mesopleurse extending on the sternum, postero-lateral 

 angles of middle-segment, legs, the coxre, trochanters and femora 

 variegated with black, however, a fascia, narrowly interrupted, on 

 dorsal abdominal segments 1-6, the seventh at apex, and a fascia on 

 ventrals 1-6, yellowish; flagellum, except basal joints which are 

 yellowish testaceous beneath, above black, wings hyaline, not more 

 than one-third longer than the thorax. Eyes diverging a little 

 above ; dorsulum, scutellum and base of middle segment with even, 

 distinct punctures, those beyond base of middle segment coarser; 

 pulvilli distinct ; medial and hind femora strongly emarginate 

 beneath (see fig.) particularly the former; first joint of medial 

 tarsi curved, much broader than usual, not spinose basally; second 

 ventral abdominal segment bituberculate. Length, 12 mm. 

 Jacksonville, Florida (coll. Ashmead). 



10. Monedula pictifrons Sm. 



Monedula pictifrons Smith, Cat. Hym. B. M., IV, p. 335, £ 



Monedula Inermis Handlirsch, 1. c, p. 144, $ 



Virginia; North Carolina; Texas; Missouri; Illinois; Lower 

 California (Handlirsch). I consider Handlirsch's inermis to be the 

 $ of this species. . 



11. Monedula tenuicornis n. sp. 



9 . — Resembles speciosa, but without the U-shaped mark on dor- 

 sulum and the wings nearly one- third longer than in that species. 

 Black; inner and posterior orbits, inferior portion of front, spot 

 before anterior ocellus, clypeus, labrum, mandibles except apex, 

 scape entirely, and the following six or seven joints beneath, pro- 

 thorax almost entirely, tubercles, thorax on sides and beneath, two 

 parallel, longitudinal spots and a transverse one, posteriorly on 



