CHCEROCAMPIN^. 19 



Genus ISOPLES. 



Isoples, Hiibner, Verz. bek. Sclimett. p, 135 (1818-25). 

 Forewing narrower than in Hippotion (Gelerio) ; first subcostal emitted at one- 

 third and second at one-sixth before end of the cell, fifth from end of the cell ; upper 

 end of the cell extending more than half tie wing; discocellular shghtly oblique and 

 concave ; middle median at one-sixth and lower at one-half before end of the cell : 

 hindwing very narrow; cell extending nearly one-half the wing; two subcostal 

 branches from end of the cell. Body less robust ; head narrower ; palpi more 

 pointed in front ; antennee shorter (/. Tlieylia). 



ISOPLES THEYLIA (Plate 84, Fig. 5). 



Sphinx Theylia, Linnaeus, Mus. Lud. Ulr. p. 360 (1874); Syst. Nat. i. 2, p. 803 ; Clerck, Icones, pi. 



46, fig. 7, 8; Cram. Pap. Exot. i. p. 58, pi. 226, f. E. 

 Isoples Theylia, Hiibner, Verz. bek. Schmett. p. 135. 

 ChcBrocampa Tlieylia, Butler, Trans. Zool. Soc. 1876, p. 556. 



Sphinx Soerhavice, Pabricius, Syst. Ent. p. 542 (1775) ; Sulzer, Gesch. Ins. p. 40, pi. 20, f. 3. 

 Sphinx octopunctata, G-melin, Syst. Nat. i. 5, p. 2386 ; Zschach, p. 95, No. 286. 



Forewing pale brownish ochreous-grey, with nine brown oblique lines extending 

 from the apex, the two inner lines darkest and confluent, the fifth and upper part of 

 sixth also darker and confluent, the outer lines of a more speckled character; a 

 black dot at lower end of the cell, and another at base of the wing : hindwing 

 vermillion-red, with a narrow dusky brown marginal band. Body olivaceous ochreous- 

 brown ; tegulee and front of thorax, head, palpi, and legs above pale lilacine-grey ; 

 antennae brownish-ochreous ; middle of thorax ochreous-grey ; sides of abdomen and 

 tegulEe streaked with golden-yellow scales. 



Expanse 2 to 2j inches. 



ISOPLES RAFFLESII (Plate 84, Fig. 3). 



Chcerocampa Mafflesii, Butler, Trans. Zool. Soc. 1876, p. 556. 

 Sphinx Theylia, Cramer, Pap. Exot. i. pi. 226, f. F. 



Comparatively larger, more robust, and darker coloured than I. Theylia : 

 forewing reddish or purplish ochreous-brown ; markings similar but more prominent : 

 hindwing of a deeper red tint, the marginal band paler and of a purplish-brown. 

 Body much darker throughout. 



Expanse 2f to 2f inches. 



Genus HATHIA. 

 Forewing acutely pointed at the apex, exterior margin long, very oblique, 

 slightly convex ; first subcostal emitted at one-third and second at one-ninth before 

 end of the cell, fifth from end of the cell ; discocellular slightly oblique and concave ; 



D 2 



