127 



Cressonia Juglandis. a. & S. (No. 50.) 

 Young Larva. 



Very pale yellowish green, the body entirely covered with pale yel- 

 low irrorations, regularly placed, about 5 rows to each annulus. Head 

 truncate in front, conical, the apex of the cone being furnished with 2 

 chestnut brown roughish spinous processes, from which along the 

 sides of the head, arise 2 narrow yellowish streaks. The lateral streaks 

 are narrow and very indistinct. The caudal horn is rough, pinkish at 

 the base, with some very minute black points upon the surface. 



On hickory. (Cai'ya alba L.^ 



Sphinx Chersis. Hidbn. (No. 42.) 



Larva. (Full grown.) 



Pale blue green, whiter on the dorsum. Head and 3 following seg- 

 ments of a darker tint. The head, which is rather small for the size of 

 the larva, has 2 oblique yellowish white stripes in front. The 

 usual oblique stripes of the body are clear white, edged in front with a 

 blue green shade. They are rather broad. The anal segment is 

 truncate, wholly yellowish green. Caudal horn bluish, black at the ex- 

 treme tip. Spiracles black in centre, with a white circle. Feet and 

 mouth parts pinkish brown. 



Abdominal legs, blue green. 



Length, 3.75 inch. 



Food plant. Syringa persica. 



BOMBYCID/E. 



Phkagmatobia Rubricosa Harr. (No. 18.) 



Larva. (Full grown.) 



Head moderate jet black, shining. Body slate color, with pale yel- 

 lowish dorsal and lateral lines, the space between them being closely 

 covered with black waved lines, formed of transverse specks. The 

 spiracles are clear white, with black ring, and below them is a broad 

 waved yellowish line. Each segment is furnished with 8 tubercles, 

 from which spring bunches of bright chestnut spines. Under side slate 

 color. Feet black. Abdominal legs pale testaceous. Some examples 

 have the ground color a little darker, with the spines much lighter in 

 shade. This may be a sexual character. 



Length, 1.30 inch. 



Cocoon. A^ery thin, and lace-like, oval, and very regular in outline, 

 attached to the under side of the leaf. Clearly shows the pupa 

 within. 



Pupa. Short, pitchy black, shining, slightly constricted at the base 

 pf the wing covers, and swollen at the middle of the abdomen. The 



