612 MR. A. G. BUTLER ON THE SPHINGID/E. 



Genus 13. Dolba, Walker. 

 Dolba, Walker, Lep. Het. viii. p. 229. gen. 30 (1856). 



1. Dolba fo. 



Zoniliafo, Walker, Lep. Het. viii. p. 195. no. 6 (1856). 



North India (If auger & Argent). Type, B.M. 



2. UOLBA HYL^EUS. 



Sphinx hylaus, Drury, 111. Nat. Hist. ii. p. 45, pi. 26. fig. 3 (1773). 

 Hyloicus hylteus, Hiibuer, Verz. bek. Schraett. p. 139. no. 1487 (1816). 

 Dolba hylteus, Walker, Lep. Het. viii. p. 230. no. 1 (1856). 

 Sphinx prini, Smith & Abbot, Lep. Ins. Georg. i. p. 69, pi. 35 (1797). 



Philadelphia {Milne) ; United States (Doubleday) \ Massachusetts (Sheppard). B.M. 

 The Mexican species is distinct. 



3. Dolba iiartwegii. 



Dolba hartwegii, Butler, P. Z. S. 1875, p. 259. no. 55. 



Oaxaca (Hartweg). Type, B.M. 



Genus 14. Euryglottis, Boisduval. 

 Euryglottis, Boisduval, Sp. Gen. Lep. p. 14 (1875). 



Allied to Diludia ; primaries elongate subtriangular, inner margin slightly waved ; 

 discocellulars very oblique, basal half and costal area below clothed with hair-like scales, 

 which obscure the venation ; secondaries ovate-triangular, outer margin undulated, dis- 

 cocellulars obscured by elongate scales, oblique, upper about three times as long as 

 lower, and slightly concave ; head and thorax above, and entire body below, clothed with 

 coarse erect bristling scales ; antennas two fifths the length of primaries ; palpi large, 

 closely compressed, very hairy. 



Type E. aper. 



Euryglottis aper. 



Macrosila aper, Walker, Lep. Het. viii. p. 204. no. 10 (1856) ; Herrich-Schaft'er, Samml. ausser- 

 europ. Schmett. pi. 83. fig. 477 (1850-1858). 



Bogota (Stevens) ; var. ? Columbia (Becker). Type, B.M. 



A very handsome and elaborately ornamented moth. 



Genus 15. Diludia, Grote and Eobinson. 

 Diludia, Grote & Robinson, Proc. Ent. Soc. Phil. v. p. 188 (1865) . 

 1. Diludia brontes. 



Sphinx brontes, Drury, 111. Nat. Hist. ii. p. 53, pi. 29. fig. 4 (1773). 



