( 107 ) 



(1892) (N. Am.) ; Beuteura., B'dl. Amer. .l/«s. N. H. vii. p. 307. t. 6. i. G (1895) (X. York; vi. 



vii. ; larva, pupa) ; Druce, l.r. Siipid. p. 819 (1890) (Orizal)a, teste Boucard) ; Cross, Ent. Ntwa 



vii. p. 297 (1896) (N. Hampsh., commou) ; Rowl., Ih!ij. ix. p. 191 (1898) (Missouri) ; id., I.e. x. 



p. 12 (1899) (Missouri). 

 Sphinx ulini Boisduval, I.e. sub syn. (1875) (nom. max. supervac. !). 

 Cerutomia ulmi, Edwards, Etit. Amer. iii. p. 223 (1888; { = amyntnr). 



S ? . Distal margin of forewiug more straight than in the other species, 

 somewhat sinuate before hinder angle ; the greater part of the wing sometimes with 

 whitish flush, in which case also the underside is more grey than in ordinary 

 individuals. First segment of foretarsus shorter in cJ than in ? ; long terminal 

 si)nr of hindtibia two-thirds the length of tlie first tarsal segment. 



S. Tenth abdominal tergite broad, prismatical, subcarinate beneath, slightly 

 convex above, curved, a little dilated ventrad before apex, ending in a short hook ; 

 sternite narrow, mesial lobe divided by a narrow slit into two slender, elongate 

 triangnlar, pointed lobes, which are somewhat curved dorsad (PI. XXVIII. f. 1). 

 C'lasper roundedly oblique ventrally, almost straight dorsally, somewhat dilated 

 dorso-apically ; harpe (PI. XXXVIII. f. 17) short, nearly oblong, truncate distally, 

 with the angles rounded, concave proximally, the apical surface and edge rough 

 with sharp tubercles and teeth. Penis-sheath with a rather short, conical, apical, 

 horizontal tooth which points slightly distad. 



? . Vaginal plate almost wholly membranaceous, wrinkled, covered with scales 

 laterally to the month of the vagina, which is antemedian, the anterior margin of 

 the opening not produced into a prominent ridge or flap, and therefore the mouth 

 of the vagina more or less free. 



Larva with two high processes on the second and third thoracic segments, a 

 dorsal mesial line and seven oblicjue lateral lines of tubercles composed of aggregate 

 granules ; head somewhat narrowed above, granulose behind ; horn densely covered 

 with high granules. 



IJab. Atlantic Subregion, Canada to Georgia, westward to the Missouri basin. 



In the Tring Museum several larvae, pupae, and 6 cJc?, 15 ? ?. 



80. Ceratomia undulosa. 



Macros'da brontes {'0, Walker {noii Drury, 1773), List Lep. Ins. B.M. viii. p. 199. n. 1 (1850) (syn. 

 excl. ; U. States). 



Diireiniiui undulosa id., /.c viii. p. 231. n. 1 (1850) (Orilla, W. Canada); Clem., , /ouch. Ac. Nat. 

 Sci. Phdad. iv. p. 180. n. 91 (1859) (cop. from Walk.) ; Morris, Cat. Lep. N. Am. p. 20 (1860); 

 Clem., in Morris, Syn. N. Am. Lep. p. 214 (1802); Bowl., Canad. Ent. iii. p. 143 (1871) 

 (Quebec, vi.— vii.) ; Lint., Ent. Contr. i. p. 192. & iii. p. 179 (1872) (N. York, vi.) ; Thaxt., 

 Psyche i. p. 30 (1874) (Mass., m. vi.-B. vii.) ; Grote, Bull. Buffalo Soc. N. Sci. i. p. 24 (1874) ; 

 id., I.e. ii. p. 227. n. 48 (1875) ; id.. I.e. iii. p. 224. n. 48 (1877) (Conn. ; Mass. ; N. York ; 

 Penn.) ; Caulf., Canad. Ent. vii. p. 241 n. 12 (1875) (Montreal, rare) ; Butl., TmJis. Zool. 

 Soc. Land. ix. p. Oil (1877) W. Canada; U. St.) ; Audr., Psyche ii. p. 73 (1877) ; Worth., 

 Canad. Ent. x. p. 10 (1878) (Chicago, I. on black ash, viii. ix.) ; Hulst, Bull. BmuLl. Ent. Soc. 

 ii. p. 35 (1879) ; Coq., Tran.'i. Dejit. Arji: lllin. xviii. App. p. 159 (1880) ; Reed, Rept. Ent. 

 Soc. Out. xii. p. 04 (1882) (larva) ; Pil., Papilio ii. p. 66 (1882) (Dayton, O., 1 c?) ; Fern., 

 Canaxl. Ent. xvi. p. 21 (1884) (Orono, Maine, common) ; id., Sphiny. N. Enyl. p. 27. n. 10 

 (1886) (metam.) ; HoU., Canad. Ent. xviii. p. 102 (1886) (i. occasionally on white and on red 

 oak) ; Grote, Hawk Moths N. Am. p. 38 (1880) (Canada to Middle States, vi., viii.) ; Edw., 

 Bull. U. St. Nat. Mus. xxxv. p. 45 (1889) (lit. rel. to metam.) ; Kirby, Cat. Lep. /Id. i. 

 p. 683. n. 1 (1892) ; Cross, luil. News vii. p. 297 (1890) (N. Hampsh., common) ; Bowl., Ent. 

 News V. p. 176 (1894) (/. on Ash) ; id.. I.e. ix. p. 191 (1898) (Missouri) ; id.. I.e. x. p. 12 

 (1899) Missouri ; common ; Ash). 



Ceratomia repentinus Clemens, I.e. p. 180. n. 83 (1859) (Mich. ; Conn. ; Penn. ; N. York) ; Morris, 

 Cat. Lep. N. Am. p. 20 (1860) ; Grote, Proc. Ent. Soc. Phdad. v. p. 39 (1805). 



