242 
Indiana University Studies 
Cynips submenus Philonix Fitch 
bisexual and agamic forms 
Philonix Fitch, 1859, 5th Rpt. Nox. Ins. N.Y.: 783. Cresson, 1862, Proc. 
Ent. Soc. Phila. 1: 203. Ashmead, 1903 (in part), Psyche 10: 148. 
Beutenmiiller, 1909 (in part only), Bull. Amer. Mus. Nat. Hist. 26: 
246. Weld, 1922, Proc. U.S. Nat. Mus. 61 (18) : 10, 12. Weld, 1926, 
Proc. U.S. Nat. Mus. 68 (10) : 61. 
Philonyx Dalla Torre, 1893, Cat. Hymen. 2: 59. Beutenmuller in Smith, 
1910 (in part), 598. Rohwer and Fagan, 1917, Proc. U.S. Nat. Mus. 
53: 373. 
Cynips subgenus Texas of some of the Osten Sacken and Packard as- 
signments. 
Philonips of Bassett, 1870, Trans. Ent. Soc. London, 1870: XV. 
Biorhiza in some of the Ashmead and Cresson assignments. Philonix 
united with Biorhiza in Dalla Torre and Kieffer, 1910, Das Tier- 
reich 24: 402. 
Biorrhiza in the Dalla Torre, and Dalla Torre and Kieffer earlier as- 
signments. 
Acraspis of numerous authors. Acraspis united with Philonix in Ash- 
mead, 1903, Psyche 10: 148; also in Beutenmuller, 1909, Bull. Amer. 
Mus. Nat. Hist. 26: 246. 
Dryophanta, as authors have assigned the bisexual forms. 
Diplolepis as other authors have assigned the bisexual forms. 
Cynips of one assignment of Weld (for the species plumb ea) . 
FEMALE. — The cheeks moderately enlarged behind the eyes; the 
antennae moderately long, with 13-14 (or indistinctly 15) segments; 
the thorax of normal size or much reduced and hardly longer than 
high; the parapsidal grooves distinctly continuous; the median groove 
lacking; the mesopleuron more or less completely punctate; abdomen 
varying from largely smooth and naked to an abdomen with all of the 
segments hairy laterally; the hypopygial spine of long- winged forms 
moderately broad and projecting ventrally, short-winged forms with the 
spine very broad with an abruptly truncated tip ; the tarsal claws rather 
large and heavy, strongly toothed; normal wings 1.17 times the body 
length, those of the short-winged forms only 0.4 to 0.65 times the body 
length and with a reduced venation or mere traces of a venation; the 
normal wings with the second abscissa of the radius only slightly curved, 
straighter in the bisexual forms; the radial cell of moderate length, 
not narrow; the third cubital cell with mere traces of a blotch basally 
and of spots nearer the tip of the cell; fair-sized insects, the agamic 
forms 2.7 to 4.9 mm., the bisexual forms 2.3 to 2.8 mm. in length. 
MALE. — Differing from the bisexual female as described for the 
genus. 
