INSECTA. 509 
margin, costa straight; hind wings angular. Sp. X. virgafa, n. sp., from 
Massachusetts and Michigan. 
Platycerura, Packard, 1. c. p. 373. Allied to Ceriira ; head very large, fore- 
head broad ; antenn® longer than in Centra, narrowly pectinated, middle 
joints longest; fore wings short, broad, and triangular, costa straight; hind 
wings short and rounded ; abdomen rapidly decreasing to apex. Sp. P. fur- 
cilia, n. sp., p. 374, from Massachusetts. 
Notodonia stragida, Grote, Proc. Ent. Soc. Phil. vol. iii. p. 92, pi. 1. fig. 2, 
from Williamsburg. 
Maphia frater, Grote, 1. c. p. 436, pi. 9. fig. 7, from the Middle States. 
Parathyris angelica, Grote, 1. c. p. 322, pi. 4. fig. 1, from the Middle States, 
Heterocampa leptinoides, Grote, c. p. 323, pi. 4. fig. 2, from the Middle 
States. 
Aglaosoma lauta, Scott, Austr. Lepid. p. 16, pi. 6. 
Centra australis, Scott, Austr. Lepid. p. 16, pi. 5. 
Staw'opus? indeierminatus. Walk. Proc. Linn. Soc. vii. p. 197, from Sara- 
wak. 
Felia (g. n.) intet'mixta, Walk, ibid., froni Sarawak. 
Ichthyura inversa, Packard, Proc. Ent. Soc. Phil. toI. iii. p. 362, from 
Maryland ; I. indentata. Pack, ibid., from New Hampshire. 
GlupMsia trilineata, Packard, 1. c. p. 366, from the Northern and Middle 
States. 
Nadata douUedayi, Packard, 1. c. p. 366, from New York. 
Pheosia rimoga, Packard, I c. p. 368, from Newport. 
Cecrita ? hilineata, Packard, 1. c. p. 359, C, ? mustelina. Pack, ibid., from 
Massachusetts. 
Heterocampa ohliqua, Packard, 1. c. p. 368, from Netv York ; H. trouvelotii, 
Pack. 1. c. p. 369, from Massachusetts. 
Lochmcms. Of this genus Packard describes five new North American 
species : namely, LocJim< 2 us tessella, 1. c. p. 370, from the Middle States ; 
X. olivata, 1. c. p. 371, and X. cinereus, 1. c. p. 372, from Maine ; X. unicohr, 
1. c. p. 373, and X. marina, ibid., from Seekonk. 
{Platypterycides.) 
Edapteryx, Packard, Proc. Ent. Soc. Phil. vol. iii. p. 376. Nearly allied to 
Platypteryx, but with the apical margin of the fore wings tridentate, the 
mid^e tooth the largest; head and palpi small; antennae well pectinated in 
both sexes. Sp. E. hilineata, n. sp., p. 376, from Massachusetts ; E. hilineata 
(Packard, MS.), Grote, Proc. Ent. Soc. Phil. vol. iii. p. 639, pi. Q. fig. 9, from 
Pennsylvania. 
Eryopteris irrorata, Packard, I c. p. 377, from Maine. 
Arctiida:. 
Girard records a singular case of parasitism in Chelonia caja, in which a 
pupa of this insect produced a living moth with aborted wings, as well as the 
larvae of a hymenopterous parasite. Ann. Soc. Ent. Fr. 4® s4r. tome iv. p. 168. 
Grote remarks upon the identity of Halesidota tessellaris (Abbot and Smith) 
