. Bulletin. Natural history; Natural history -- Montana. BUTTERFLIES OF MONTANA. 121 with a shade of brown, head and abdomen wit'.^ still more brown. Larval period, eleven to twenty days, pupal period about eleven days. Distribution—It is found in the prairie lands of North Dakota, and the parts of Montana and Canada adjacent. It is not uncommon about Cal- gary. Wiley has collected many specimens around Miles City, and in 1894 sent eggs to Edwards to be hatched. Cooley has collected it at Bozeman. Taken by Coubeaux in Bear Paw Mountains. Genus NEOMINOIS, Scudder. RIDINGS SATYR, Neominois ridin


. Bulletin. Natural history; Natural history -- Montana. BUTTERFLIES OF MONTANA. 121 with a shade of brown, head and abdomen wit'.^ still more brown. Larval period, eleven to twenty days, pupal period about eleven days. Distribution—It is found in the prairie lands of North Dakota, and the parts of Montana and Canada adjacent. It is not uncommon about Cal- gary. Wiley has collected many specimens around Miles City, and in 1894 sent eggs to Edwards to be hatched. Cooley has collected it at Bozeman. Taken by Coubeaux in Bear Paw Mountains. Genus NEOMINOIS, Scudder. RIDINGS SATYR, Neominois ridingsii, Fig. 92B. Neominois ridingsii, natural size. Butterfly—Expanse, Male, to inches. Female, to 2 inches. Upper side dusky gray-brown, pale over the basal areas, beyond to margin dark; a common extra-discal series of buff spots, on primaries separated in the lower discoidal interspace; the four above this con- fluent, their outer extremities lanceolate, and being on the upper dis- coidal interspace a white pupiled black ocellus; the fifth spot is long, oval, narrower than the interspace—the upper median; the sixth is sub- oval, broad, and carries a second ocellus, usually equal to, but sometimes a little smaller than the other; the next two spots are sometimes com- pletely confluent, and are about half the length of the sixth; on second- aries the spots from a continuous band of nearly even width, the upper three more or less incised on the basal side; the outer ends serrate, or partly lanceolate; a small black patch near the outer edge of the spot in lower median interspace; occasionally a minute pupiled ocellus is present on the lower sub-costal interspace of primaries, outside the line of the principal ocelli; fringes fuscous, yellowish at the tip of the ner- vules. Under side paler; the cell of primaries and the basal and marginal areas of both wings covered with fine abbreviated dark streaks; the spots and ocelli of primaries repeated; the buf


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