Geometric! ae 



The habitat of this insect is the same as that of the preceding 

 species, but it ranges a little farther to the West, and has been 

 reported from Colorado. 



Genus DASYFIDONIA Packard 



(i) Dasyfidonia avuncularia Guenee, Plate XL1II, Fig. 

 }2,$. 



This very pretty moth occurs from Colorado to California. It 

 is the sole species in the genus. 



Genus HELIOMATA Grote 



There are reputed to be three species in this genus. Two of 

 them we figure. 



(1) Heliomata infulata Grote, Plate XLIII, Fig. 28, ?. 



The habitat of the species is the Atlantic region of the 

 continent. 



(2) Heliomata cycladata Grote, Plate XLIII, Fig. 29, 6 . 

 The moth ranges from the Atlantic States westward as far as 



Montana. It is nowhere very common. 



Genus MELLILLA Grote 

 (i) Mellilla inextricata Walker, Plate XLIII, Fig. 33, 6 . 



Syn. xanthometata "\Yalker; snoviaria Packard. 



The insect is a native of the Atlantic States. 



Genus CHLORASPILATES Packard 



(i) Chloraspilates bicoloraria Packard, form arizonaria, 

 Plate XLIII, Fig. 34, <5 . 



The moth is found in the region of the Rocky Mountains. 



Genus PHYSOSTEGANIA Warren 



. (i) Physostegania pustularia Guenee, Plate XLIII, Fig. 

 35.3. 



A native of the Atlantic States, ranging westward into the 

 Valley of the Mississippi. 



Genus DEILINEA Hubner 

 (i) Deilinea variolaria Guenee, Plate XLIII, Fig. 36, ?. 



Syn. inletltata Packard. 



338 



