l6 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 10/ 



7. 

 ODENESIS PINT. Pine Lappet. 



Order Lepidoptera. Fam. Bombycidae hat. 

 Type of the Genus Bombyx potatoria L. 



Odenesis Germar. Gastropacha Ochs., Germ., Leach. Bombyx Lin., 

 Fab., Lot., Haw. 



Antenncc nearly straight, setaceous, strongly bipectinated in the 

 male (1. a.) ; slightly bipectinated in the female (2.) 

 MaxilLe none ? Mandibles none ? 



Palpi 2, not veiy long, porrected, 3-jointed, hairy like a brush 

 in the female (3.) : more compact and acute in the male. Middle 

 joint twice the length of either of the others (4) : with hair removed 

 to show the joints. 

 Thorax not created. Abdomen qf male divided at the apex, and bent 

 upwards when viewed sideways. Wings entire, superior ones when at 

 rest deflexed, and the inferior projecting beyond them. 

 Larva with 1 6 feet : its hinder ones formed for walking, flat and 

 smooth beneath, rounded above, somewhat hairy with a slight tuber- 

 culated whart upon the penultimate joint, and fasciculi of hairs dis- 

 posed along the sides. Ochs. 

 Pupa with its segments simple, inclosed in an oblong soft cocoon. 



O. PiNi Linn. Faun. Suec. 1 104. Haw, Lep. Brit. p. 80. 4. Roes. 

 Ins. vol. i.p.59. 



Head, thorax and abdomen (of the male) pale fuscous. Upper 

 wings cinereous, chesnut-brown at the base extending one fourth 

 of the wing, surrounding a white lunular spot : an ochraceous 

 fascia strongly marked in its outline running across parallel with 

 the ciliated margin, very much sinuated behind, crenat'ed before. 

 Under wings pale chesnut. Female one-third larger than the male, 

 similar in its markings, but throughout much paler. 

 In the Cabinet of the British Museum. 



The Lepidoptera is by far the most difficult of all the Orders 

 to divide hito genera, in consequence of the parts of the mouth 

 being exceedingly mjnute and closely covered with scales or 



Fig. g.— Facsimile of page from first edition. 



