Geometridae 
Genus CCENOCALPE Hiibner 
This is a moderately large genus, almost all the species of 
which are found in the Pacific subregion or in the southwestern 
portions of the United States. 
(1) Coenocalpe gibbocostata Walker, Plate XLII 1 , Fig. 16, $. 
Syn. costinotata Walker; strigularia Minot; ceneiformis Harvey. 
The moth is one of the few species of the genus found in the 
Atlantic States. 
(2) Coenocalpe fervifactaria Grote, Plate XLI 1 I, Fig. 4, & . 
This rather pretty insect is found in the region of the Rocky 
Mountains. 
Genus MARMOPTERYX Packard 
(1) Marmopteryx marmorata Packard, Plate XLIII, Fig. 
1, 6 . (The Marble-wing.) 
The insect ranges from Colorado in the east to California in 
the west. 
Genus GYPSOCHROA Hiibner 
(1) Gypsochroa designata Hufnagel, Plate XLII, Fig. 44, 6 . 
Syn. propugnata Denis & Schiffermuller; propugnaria Treitschke. 
The moth occurs in both Europe and North America. 
(2) Gypsochroa sitellata Guenee, Plate XLII, Fig. 37, $ . 
Syn. hcesitata Guenee; impauperata Walker; albosignata Packard. 
The species is quite widely distributed throughout the United 
States. 
SUBFAMILY MONOCTENIIN/E 
Genus PAOTA Hulst 
(1) Paota fultaria Grote, Plate XLIII, Fig. 27, 
The habitat of the species is Arizona. 
Genus H^EMATOPSIS Hiibner 
(1) Hsematopsis grataria Fabricius, Plate XLIII, Fig. 2, $. 
(The Chickweed Moth.) 
Syn. saniara Hiibner; successaria Walker. 
This common but none the less beautiful little moth is often 
seen by the roadsides, where it has the 'habit of clinging to the 
stems of grasses, and of flying up when the footsteps of the 
passer-by approach. It is a native of the Appalachian subregion, 
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