1026 The American Naturalist. [November, 
this month, remaining till very late in the fall. Mr. McMillan, who has 
studied this insect in Nebraska, says, ''Rupee, however, is sometimes 
three-brooded,— a last brood- appearing some time in September. In 
rare instances they pass the winter in the perfect rtate. I have upon 
two occasions caught males of this species in January, both times in a 
barn loft. They seemed dead, but upon being brought near the fire 
soon revived. I have also reared three broods artificially during the 
summer of 1885. , Eggs were taken from the cabbage in May, and 
from these imagines were reared, appearing the middle of July, and 
from this second brood other imagines appeared in September. I 
have also seen fresh insects in September, indicating that this is natural 
10. Nathalis /<?/^.— Saffron-yellow Butterfly. Dodge and Nemaha. 
Abundant and found rather late in the fall. 
II. — Anthocharis olympia. Yellow-green-banded Butterfly. Dodge. 
Mentioned by Mr. E. A. Dodge and by Prof. French, but not observed 
by us. 
12. Callidryas eubule.—CitroD. Butterfly. Dodge and Nemaha. 
Somewhat rare, but has been found as early as May and as late as Sep- 
13. C. agarithe.—OxdiXigQ Butterfly. Dodge. Mentioned by Mr. E. 
A. Dodge and by Prof. French as occasional in Nebraska. Not observed 
by us. 
14. Colias ccBsonia. — Dog's Head Butterfly. Adams, Dawes, Dodge, 
Nemaha and Sheridan. Does not appear till the last of May or first 
of June, but remains till late in October. Quite common. 
15. C. ^z/ry/Zi^^.— Bordered Yellow and Orange Butterfly. Brown, 
Dawes, Dodge, Nemaha and Sheridan. Appears as early as the first 
of May, becoming abundant by the middle of this month, remaining 
till some time in October. Several forms. 
16. C. phiiodice.—Bordtxed Yellow Butterfly. Brown, Dawes, 
Dodge, Nemaha and Sheridan. Appears as early as the first and com- 
mon by the middle of May ; remains till some time in October. 
17. Terias «/«>/.f.— Black-bordered Orange Butterfly. Dodge. 
Mentioned by Mr. Dodge as uncommon. Not observed by us. 
18. T. mexicana.—Utx\c3in Butterfly. Dodge. Mentioned by Mr. 
Dodge as uncommon, and by Prof. French as '' occasional in Nebras- 
ka." Not collected by us. 
19. r. //>a.— Little Bordered Yellow Butterfly. Dodge and Nemaha. 
Somewhat common iii certain localities. 
