April, '03] ENTOMOLOGICAL NEWS. IO7 



MACH£RIS. 



FEMALES. 

 Head rather coarsely and closely punctured; enclosure distinct, coarsely 



reticulated; segments 4-5 usually black Stygia. 



Head rather finely and sparsely punctured; metathorax short, enclosure 

 poorly defined, with longitudinal lines; robust. 



illinoensis sp. nov. 

 MALES. 

 Resembles the male of S. cressonii ; the pubescence shorter, more cin- 

 ereous, thinner, especially on clypeus; antennae, tegulae, ner- 

 vures and reddish color of abdomen, when present, darker; 

 mesonotum anteriorly, pleura and metathorax more coarsely 

 reticulated stygia. 



Two New Species of the Family Pipunculidae* 



By C. W. Johnson. 

 Pipnncnlus pallipes, n. sp. 



1^. Face and front black ; antennae brown, aristae black. Thorax and 

 scutellum bronze-black, shining ; humeri dull yellow ; pleura and meta- 

 notum black, covered with a grayish pubescence. Abdomen ovate, 

 shining bronze-black, with the sides of the second, third and fourth 

 segments yellow, which on the second segment is nearly double in 

 extent to that on the two following segments ; first segment gray, 

 opaque ; ventral surface of the second, third and fourth segments entirely 

 yellow. Legs and halteres light yellow, the two last joints of the tarsi 

 brown. Wings long, hyaline, stigma brown. Length 3^ mm., length 

 of wing 4 mm. 



Wild wood, N. J., August 27, 1901. 



This resembles P. lateralis Macq. , by the light yellow, not an- 

 nulated legs and greater extent of yellow on the sides of the 

 abdomen. The latter character distinguishes this species from 

 all described American species. 



I might here state that Pipimctdus houghi Johnson in the 

 Catalogue of Insects of New Jersey, p. 665, is only a nofnina 

 nuda, an accident happening to the specimen before it was de- 

 scribed. Later Dr. C. Kertesz (Wiener Entom. Zeitung, 

 XIX, 244, Nov., 1900) has applied the same name to P. later- 

 alis Walker 1856, 71071 Macquart 1834. 



Nephrocerus daeckei, n. sp. 

 ^. Face and front black, covered with a silvery white pubescence ; 



