( 107 ) 



(1892) (X. Am.) ; Benlenm., Bull. Amer. Mas. N. H. vii. p. 307. t. 6. f. (189.5) (N. York; vi. 



vii. ; larva, pupa) ; Druce, l.r. Siippl. p. 319 (1896) (Orizaba, teste Boucard) ; CrosK, Enl. Nam 



vii. p. 297 (1890) (N. Hampsh., comnioc) ; Row!., ihiil. ix. p. I'.U (1898) (Missouri) ; id., l.r. x. 



p. 12 ( 1 89'.l) (Missouri). 

 Sj)hin.r uliiii Boisduval, I.e. sub syn. (1875) (uuiii. max. supervac. !). 

 Ccratomia ulmi, Edwards, Eiil. Amer. iii. p. 223 (1888) { = aini/ntnr). 



cJ?. Distal margin of forevviug more strai.arht than in the otlier species, 

 somewhat sinuate hefore hinder angle ; the grea,ter jiart 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 c? than iu ? ; long terminal 

 spur of hindtibia two-tliirds the length of the tirst 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 

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

 Clasper 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 jioiuts slightly distad. 



?. Vaginal [ilate almost wholly membranaceous, wrinkled, covered with scales 

 laterally to the mouth of the vagina, which is autemedian, the anterior margin of 

 . the opening not prodnced 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 oblique lateral lines of tubercles composed of aggregate 

 granules ; head somewhat narrowed above, grauulose 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 cJcJ, 15 ? ?. 



8U. Ceratomia undulosa. 



Macrotlla hronten(J<), Walker (»(o»( Drury, 1773), List hep. Ins. B.M. viii. p. 199. n. 1 (185(;) (syn. 

 excl. ; U. States). 



Daremma undulosa id., Z.c. viii. p. 231. n. 1 (1856) (Orilla, W. Canada); Clem., Jok™. Ar. Nat. 

 S<:;. Philml. iv. p. 186. n. 91 (1859) (cop. from Walk.) ; Morris, Cat. Lep. N. Am. p. 20 (1860); 

 Clem., in Morris, Hyn. N. Am. Lej). p. 214 (18(52); Bowl., Cunad. Enl. iii. p. 143 (1871) 

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

 /V-7'e '■ p. 30 (1874) (Mass., M. vi.— is. vii.) ; Grote, Bull. Buffalo Soc. N. Sci. i. p. 24 (1874) ; 

 id.,/.c. 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., Trans. Zo„l. 

 Hoc. Loml. ix. p. 611 (1H77) W. Canada; U. St.) ; Andr., Psyche ii. p. 73 (1877) ; Worth., 

 Viiniid. Ent. x. p. 16 (1878) (Chicago, /. on black ash, viii. ix.) ; Hulst, Bull. Brool.l. Ent Sue. 

 ii. p. 35 (1879) ; Cotj., Trans. Di-pt. Ayr. Jll'm. xviii. App. p. 159 (1880) ; Reed, lirjit. Ent. 

 Hoc. Out. xii. p. 64 (1882) (larva) ; Pil., J'ajutio ii. p. 66 (1882) (Dayton, 0., 1 (^) ; Fern., 

 Vumul. Enl. xvi. p. 21 (1884) (Orono, Maine, common) ; id., Sjiliiiuj. N. Emjl. p. 27. n. 10 

 (1886) (nietam.) ; HoU., Canad. Enl. xviii. p. 102 (1886) (/. occasionally on white and on red 

 oak) ; Grote, llaicL .Moths N. Am. p. 38 (1886) (Canada to Middle States, vi., viii.) ; Edw.i 

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

 p. 083. n. 1 (1892) ; Cross, Enl. News vii. p. 297 (1896) (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). 

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

 Cat. Lep. N. Am. p. 20 (1860) ; Grote, I'roe. Eul. Hoc. Philad. v. p. 39 (1865). 



