282 



Ceratomia quadricornis Harr. 

 Eggs hatched July 31, 1849. They are nearly of a compressed spheroidal 

 shape, green, and with very fine reticulations. The caterpillars, when first 

 hatched, are yellowish green, with a darker dorsal line, a long, red, caudal 

 horn and a very large, green head, with the dorsal denticulations and tuber- 

 cles obsolete. Pupa thick, not elongated before; tail ending witli a conical 

 projection, tijiped with two little divaricating spines; tongue case buried 

 and soldered to the breast. 



Sphinx cinerea Ilarr. [PI. ii, fig. G.] 



Larva found on the lilac bush in July and August. Body bright pea 

 green. Head blue g!-ecn, with two longitudinal, paler bands; fourth to tenth 

 segments Avith an oblique line each side, converging behind and above, of a 

 bright yellow color, margined above with clear blue; the yellow lines are 

 continued from the tenth segment upon the eleventh, till they meet the base 

 of the horn which arms the latter; the horn is of moderate length, and 

 curving downwards at tip, of a pale blue color with raised points, above 

 of a dark blue; triangular anal plate tumid, and as well as the lateral plates, 

 covered with elevated black points; feet bluish, black at tips; prolegs 

 green, blackish at tips; spiracles orange colored. Length two to three 

 inches. 



Pupa in earth, August 15th; has the tongue case exserted, and lying 

 freely beneath the thorax; it is longer in proportion than in that of S. 

 Gordius Cr., and is SAvelled and slightly bifid at tip. 



Imago, July 1-10 from pupa; taken winged, August 20. 



Sphinx convolvuli Sm.-Abb. 



Larva found on morning-glor}', Aug. G, 1841. Form and general appear- 

 ance like that of S. Ligusiri. Pea green, jxder or more yellowish on the 

 back. Head striped on each side Avith brown. Two longitudinal, chain- 

 like stripes on the back, of a brown color, meeting at the caudal horn; 

 seven oblique brown stripes on each side, bordered below with cream 

 color; spiracles in the, centre of an oval brown spot which is edged Avith 

 cream color, arid united before with the oblique bands; legs, tips of the pro- 

 legs, and the caudal horn, brown; anal triangle edged with pale yellow. 



Buried itself in the earth Aug. 14, 1841. Came out Sept. 25, at eight 

 r. M. Cocoon from forty to forty-two days, probably only forty. 



Sphinx Carolina Linn. 



Larva taken on potato, Aug. 18, 1821, Aug. 9, 1849. Pale bluish green, 

 with transverse wrinkles; seven oblique white lines, margined above with 

 darker blue green ; caudal horn blue, tipped with brown ; anal clappet and 



