( 448 ) 



id., Camid. Eiit. xviii. p. 130. n. 8 (1886) ; id., I.e. xix. p. 7it (1887) : Smith, Tram. Amn: Ent. 



Soc. XV. p. !I6 (.188«) ; Edw., Dull. V. St. X„f.. M,,.-,. xxxv. p. 38 (1889) (liter, rel. to metam.) ; 



Kirby, Cat. Lcji. Net. i. p. Ci'li. n. 21 (IS'Jl') ; Rowl., Eiit. A'cios v. p. 178 (18D4) (l.irva) ; Cross, 



ibid. vii. p. 2;i7 (1896) (N. Hampsliire) ; Eowl., ibid. ix. p. 191 (1898) (Missouri) ; id., I.e. x. 



p. 12 (1899) (Missouri, larva noticed) ; Smyth, Ent. Nvws xi. p. 584 (1900) (summer form of 



tenuis). 

 *IIeniarix niari/iniilis Grote, BnU. Biiffidn Sac. jV. .Sc. i. p. G. 18. t. 1. f. 10 ( $ ) (1874) (Michigan ;— 



Mus. Brit.); id.. I.e. ii. p. 2-24. n. 5 (1«75); id., /..■. iii. p. 220. n. 7 (1877) (Mich. ; Ohio ; Ind.); 



Butl., l.e. ix. p. .V21. n. 17(1877) ; Maass., l.r.xW. p. Td (1880) (= a.villaris) ; Jew., Canad. Ent. 



xii. p. 231 (IKKII) (Ohio, larva on Lmiirerti .■ienij)errii\) ; id.. Bull. BrniMijn Ent. Soc. iv. p. 17 



(1883) (life hi.st.); Grote, Canad. Ent. xviii. p. 1.30. n. 8 (1886); id.. Hawk Mothx N. Am. p. 26 



(1880) ; Smith, I.e. xv. p. 9.'i (1888) ; Edw., Bidl. C. St. Nat. Jin.-,, xxxv, p. 38 (1889) (liter. 



rel. to metam.). 

 Mai rmjln^isa nuirijimdl'i, Pilate, Pajiilin ii. p. 66 (1882) (D^iyton, O., common). 



c? ? . A siiiniuer I'orm. Border of forewiug slightly dentate, or at least 

 creuuliite. Gleneriilly somewhat larger than tjie jireccdiug. 



c'. II. (/////ii/.-i (iillhiis f. aest. ((.riUaris. 



*Sesia a.rilliiris Grote & Eobinson, Trans. Amer. Ent. Soc. ii. p. 180 (1868) (Texas ; — Mus. Brit.). 



Ilemaris a.rillaris Grote, Bnll. Buffalo Soe. N. Sr. i. p. 6. 18. t. 1. f. 9 (1874) ; id.. I.e. ii. p. 224. 

 n. 6 (1875) ; id.. I.e. iii. p. 220. d. 8 (1877) (Texas) ; Butl., I.e. ix. p. 521. n. 16 (1877) 

 (=grntei)\ Streck., I.e. p. 140 (1877); Grote, Canad. Ent. xviii. p. 130. n. 10 (1886); id., 

 Hawk Moths N. Am. p. 26 (1886) ; Edw., Pupiliu iii. p. 25 (1883) (X. Jer.sey) ; Smith, I.e. 

 XV. p. 95 (1888) ; Beutenm., Bull. Amer. Mus. N. Se. vii. p. 279 (1896) (N. York, very rare). 



*Sesia grotei Butler, Ann. Mag. N. //. (4). xiv. p. 365 (1874) (Texas ; — Mus. Brit.). 



Marfoglossa aetlira Strecker, I.e. p. 107 (1875) (Montreal). 



Ilemaris aethra, Butler, /.<■. ix. p. 634 (1877); Mda.ss., /.'■. xli. p. 69 (1880) (= diffinis) ; Grote, 

 Canad. Ent. xviii. p. 130. n. 6 (1886) ; Smith, I.e. xv. p. 93 (1888) (= diffinis) ; Kirl.y, Cut. 

 Leji. llet. i. p. 626. n. 22 (1892). 



Hemaris ijrotei, Edwards, Eut. Anwr. iii. p. 223 (1888). 



cT ? . A second summer form. Border of forewiiig with promiueiit teeth. 



Ilab. Atlantic district of Nearctic llegion, from Texas to Canada, in the north 

 westwards to the Pacific. 



In the Tring Museum : — 



f. tetmis, 00-odd specimens from : S. Antonio, Texas ; (^uincy, Illinois, iv. v. vi. ; 

 Tioga Co., Penii. ; Butfalo, v. ; Maine; N. Westminster, Brit. Col., iv. (Wilson). 



f. aest. diffinis 21 cJcJ, 8 ? ? from : Texas ; Nelson Co., W. Va. (Robinson) ; 

 Iowa, viii. ix. ; Qnincy, Illinois, vii. ; Eureka Si)ring8, Arkansas, vii. ; Canada. 



f aest. a.rillaris 7 SS,2 ? ? from : Eureka Springs, Arkansas, vii. : (jJnincy, 

 Illinois, vii. viii. ix. ; Iowa ; Volga, S. Dakota. 



b. II. (lilpnis se)ita. 



Maeroglossa se.nta Strecker, Repl. Chief Engineer 1878, App. p. 1858. t. e. f. 1 (1S79) (N. Mexico). 

 Hemaris renia, Grote, Canad. Eut. xviii. p. 130. n. 5 (1H86) ; Smith, I.e. xv. p. 93 (188H) (N. Mexico) 



{ = rnbeus) ; Kirby, Cat. Lep. Hel. i. p. 627. n. 28 (1892). 

 Hem/iris rubens, Hanham, Canad. Eut. xxxi. p. 49 (1899) (Manitoba). 



cJ?. Resembling somewhat rli/finis f tenuis, body slenderer, legs more grey ; 

 abdominal area of hindwing above reddish distally, with a grey space, wing-borders 

 altogether more reddish. Middle of tail oi' the colour of the two previous segments. 



A 3 from Bear Creek, Morrison Co., (.'olorado, Sept. 17th, lOUl, It), ) ft. 



(Oslar), the only specimen we have from that district, differs from all our other 

 examples in the wing-borders being obviously broader, dentate, and nearly as bright 



