NORTH AMERICAN BUTTERFLIES. 73 



marginal band on hind wings below, are rounded, not crescent-shape. 

 Expands, l.oOtol.UO. Habitat, California, Nevada, Oregon, Colorado, 

 and IMontana. 



173. MELITAEA GABBII Beiir. 

 Garb's Checker. 

 Similar to jNI. palla above, but the spots on hind wings below are 

 more or less frosted with silver. Expands, 1.55 to 1.00. Habitat, 

 Southern California, Utah, and Arizona. 



174. MELITAEA IIABRISII Scud. 

 Harris' Butterfly. 

 Above, rather dull reddish orange, with dark brown markings as 

 follows, and occupying rather more than one half the surface. There is 

 a broad border to both wings, one on hind containing a r(jw of not very 

 clearly defined crescents, within this is a narrower band, followed, on 

 fore wings, by a wider band, within which, on base of wing, is a some- 

 what intricate pattern, Fig. 20, f, and the base of hind Avings is wholly 

 dark, excepting two reddish spots in central cell. Beneath, reddish 

 orange, with a sub-marginal row of whitish crescents, within which, on 

 fore wing, is a row of dots, two wider bands of buff, and two spots in 

 central cell. On hind wing, within crescents, is a confluent, triple row 

 of spots, and about five spots on basal half of wings, all spots on both 

 wdngs being black-encircled. Ex])ands, 1.30 to 1.40. Habitat, North- 

 ern New England to New York, Illinois, INlichigan, Wisconsin, Ontario, 

 and Quebec. Rare in Eastern INIass. 



175. INIELITAEA ULPtICA Edw. 



Ulrica Checker. 

 Above, similar to M. vesta in spottings and markings. Beneath, 

 the outer fourth of fore wings is black, crossed by a sub-marginal Ijand 

 of confluent, yellowish orange spots, beyond which is a series of white 

 dots. Second row of spots seen above, repeated but the spots within this 

 are so greatly enlarged as to occupy the entire basal area. Hind wings^ 

 with a marginal band of yellowish, then a series of large white spots, 

 then a black area, within which is a row of yellowish red spots, not cross- 

 ing the wing. Across middle of wing is a row of white dots and a con- 

 tinuous white band. Basal area, yellowish red, with a white spot in 

 central cell, a white bar near base, and one at base. Expands, .85 to 

 .05. ITa.)itat, South-western Texas. 



