33 



Tribe, Ctenucuini, Grote. 

 SCEPSIS, Walker (1854). 



Type : Qlaucopis f ulvicollis, Ilubner. 

 fulvicollis, Wctlker. 



Qlaucopis fulvicollis, Hiibner. 

 Qlaucopis semidiaphana, Harris. 

 Scepsis Packardii, Grote.^ 



California ; Maine to Florida. 



CTENUCHA, Kirby (1837). 



Type : Ctenuclia Latreillana, Kirby. 

 % Ctenuclia. 

 Virginica, Qrote. 



Sphinx Virginica, Cliarpentier. 

 Ctenuclia Latreillana, Kirby. 

 Canada ; Maine ; New York (Buffalo). 



Cressonana, Qrote. 

 Colorado Territory. 



§ Euctenuclia.* 



ochroscapus, Qrote and BoUnson. 



Ctenuclia cormna, Boisduval. 

 California. 



multifaria, Qrote and Robinson. 



Apistosia? multifaria. Walker. 



Qlaucopis rubroscapus, Men6tries. 

 California. 



llobinsonii; Boisduval. 



California. 



Harrisii, Boisduval. 



California. 



3 Mr. Stretch considers the Californian S. Packardii, as not specifically distinct from our 

 Eastern S. fulvicollis. 



*Gr.: "Ev et Ctenucha. The type of this section is Ctenucha multifaria. For the struc- 

 tural peculiarities of the Californian species, see Trans. Am. Ent. Soc, Vol 1, p. 330. 



BUL. BUP. soc. NAT. SCI. (5) MAT, 1873. 



