Geometridse 
and ranges from the Atlantic to the Mississippi and beyond. 
The larva feeds on chickweed. 
SUBFAMILY STERRHIN/E 
Genus ERASTRIA Hiibner 
(i) Erastria amaturaria Walker, Plate XLIII, Fig. 22, $. 
This insect, which is not likely to be mistaken for anything 
else, is a native of the Appalachian subregion. It is common in 
Pennsylvania. 
Genus PIGEA Guenee 
(1) Pigea mutilineata Hulst, Plate XLIII, Fig. 3, $. 
The insect is found in Arizona. The specimen figured is one 
of the types of the species which was loaned to Dr. Hulst, and 
upon which he based his description. 
Genus COSYMBIA Hiibner 
(1) Cosymbia lumenaria Hiibner, Plate XLIII, Fig. 12, ?. 
Syn. pendulinaria Guenee ; quadriannulata Walker. 
This is a common species in the Atlantic subregion. 
Genus SYNELYS Hulst 
This is a small genus containing eight or nine species, all of 
which are found in the Southern States, except two. 
(1) Synelys alabastaria Hiibner, Plate XLIII, Fig. 5, ?. 
Syn. reconditaria Walker; ennucleata Packard (non Guenee). 
The moth is very common in the Appalachian subregion. 
Genus LEPTOMERIS Hiibner 
(1) Leptomeris quinquelinearia Packard, Plate XLIII, Fig. 
9, ?. (The Five-lined Geometer.) 
A common species everywhere in the United States. 
(2) Leptomeris sentinaria Hiibner, Plate XLIII, Fig. 14 , $ . 
Syn. spuraria Christoph ; gracilior Butler. 
The habitat of this insect is the northern portion of the Ap¬ 
palachian subregion. 
(3) Leptomeris magnetaria Guenee, Plate XLIII, Fig. 8, $ . 
(The Magnet Moth.) 
Syn. rubrolinearia Packard; rubrolineata Packard. 
The insect is found in the Pacific subregion. 
333 
