HYl^ENOPTERA., 299 
Bomhyx cecropia, from pupae of B. cynthia bred in America. Proc. Ent. 
Soc. Lend. 1868, p. xxxii. 
Packard notices a species of Platygaster which is parasitic upon the eggs 
of Clisiocampa americana (Pract. Entom. i. pp. 14, 15). 
II. Moncreaff describes the mode of life of an Ichneumon infesting the 
larva of Zyg<xna Jllipendulee. Entomologist, iv. pp. 124-120. 
New genera and species : — 
Psilomastax, g. n., Tischbein, Stett. ent. Zeit. 1808, p. 265. Allied to 
Trogus, but with the anterior margin of the clypeua broadly emarginate. 
Sp. P. 2 )ymmidalis, sp. n., Tischbein, 1. c. p. 256, Hungary (from Apatura iris). 
Platymischos, g. n., Tischbein, l.c. p. 257. Allied to Platylabus‘, metathorax 
with a strong tooth on each side ; abdominal peduncle very broad, bicarinate, 
strongly wrinkled. Sp. P. hassicus, sp. n., Tischbein, 1. c. p. 257, Herrstein. 
Phthinodes, g. n., Tschek, Verb, zool.-bot. Ges. in Wien, xviii. p. 272, 
Allied to Pcemenia (Holmgr.) ; mandibles with unequal teeth at apex ; meta- 
thoracic areas obsolete, spiracles circular, placed before the middle ; areola 
triangular ; abdomen linear-cylindrical, segment 1 narrow, gradually widened 
a little towards apex, no keels or canalicula j ovipositor scarcely so long as 
the abdomen. Sp. E^diialtes hecticus (Grav.). 
CEdemopsis, g. n., Tschek, 1. c. p. 27G. Allied to Xorides ; clypeus tumid, 
with a semiglobose tubercle at its apex ; labrum very large, convex ; meta- 
thorax produced above posterior coxae, partially areolated ; abdomen subpe- 
tiolate ; ovipositor straight, less than half as long as the abdomen. Sp. CE. 
rogenlwferi, sp. n., Tschek, 1. c. p. 277, pi. 2 b. Lower Austria. 
Antipygus, g. n., Tschek, 1. c. p. 438. Allied to Notopygus (Holmgr.) j 
ovipositor entirely concealed ; abdominal segments not emarginate above. 
Sp. A. megerlei, sp. n., Tschek, 1. c. p. 439 (cum. Jigg.), Austria. 
Xanicpelma, g. n., Tschek, 1. c. p. 443. Allied to Ctmopelma (Holmgr.) ; 
antennae filiform, rather slender ; segment 1 of abdomen somewhat curved j 
areola triangular ; claws in $ densely pectinate to apex, in 2 sparingly spinu- 
lous only at base. Sp. X. sericans, sp. n., Tschek, 1. c. p. 444, Lower Austria, j 
(Edicephalus, g. n., Cresson, Trans. Amer. Ent. Soc. ii. p. 27. Between 
Iloplismenus and Joppa) head very large and swollen, very broad behind 
eyes, occiput deeply emarginate j basal foveao of second abdominal segment 
broad, transvorso, very deep. Sp. 7'rogus P alhomrius (Cress.) j n. sp. (E. 
longicornis, Cresson, 1. c. p. 27, (E. sororius, Cress. 1. c. p. 28, and (E. gra- 
cilicornis, Cress, ibid., Mexico. 
Exochoides, g. n., Cresson, 1. c. p. 37. Allied to Exochus, but face flat ; 
antenuse longer, and abdomen subpetiolate and clavate. Sp. E. mexicana 
and E. concinna, sp. n., Cresson, 1. c. p. 37, Mexico. 
Ichneumon. Tischbein (Stett. ent. Zeit. 1868) describes the following new 
species : — I. seticornis, 1. c. p. 248, Mehadia ; I. hicoloripes, 1. c. p. 249, Pesth ; 
I. atroccerideus, ibid., Dalmatia; I.jucundus, ibid., Thuringia; I. lautus, 1. c. 
p. 260, Birkenfeld ; I. interfector, 1. c. p. 261, Herrstein. 
Ichneumon. Of this genus Cresson describes the following new North- 
American species : — I. galenus, Trans. Amer. Ent. Soc. i. p. 292, Virginia 
and Illinois ; I. torvinus, ibid., Illinois ; I. exctdtus, 1. c. p. 293, New Jersey ; 
I. apertusj ibid., Connecticut, New York, Illinois ; J. acerbus, ibid., Illinois, 
Massachusetts; I. histricus, 1. c. p. 294, Virginia; I. ornatipes.^ ibid., Vir- 
