20 



Journal New York Ent. Soc. 



[Vol. II. 



Outef spot on primaries narrow 

 Outer spot on primaries broad, ovate . 

 Spots on secondaries yellow .... 



Spots not divided by the veins. 



Four patches, the outer spot divided 

 Three patches, outer spot complete, lunate 

 Primaries witli two patches. 

 Secondaries with two spots. 



Spots of primaries yellow, of secondaries white. 



Without distinct costal enlargement on cj primaries. 

 Spots well rounded. 



Basal spot of secondaries large, extensive 

 Basal spot small, rounded .... 



Spots elongate, resembling transverse bands . 

 With a distinct costal enlargement in (^ 

 Spots all yellow ....... 



Spots all white ....... 



Secondaries with one spot, or rarely traces of a second . 



mac=cullochii. 



rate- lorquinii. 



similis. 



mariposa. 

 T(ir. lunata. 



octomaculata. 

 var. albomaculata. 

 wittfeldii. 

 disparata. 

 dipsaci. 

 brannani. 

 langtonii. 



A. ridingsii Grofe. 



1S64 — Alypia ridingsii GuOTE, Proc. Ent. Soc. Phil., Vol. Ill, p. 521. 



Black, without costal swelling. Collar yellow at the sides. 

 Fore tibiee black, middle ones orange. Three yellow spots on 

 primaries and two on secondaries, as in mac-cullochii ; variable in 

 size from small and well separated to large or even confluent. 

 E.xpanse, 30 mm. 



Habitat^ Rocky Mountain region and mountnins of California. 



A. mac-cullochii Kirby. 



1S37 — Alypia mac-cullochii Kirhy. Faun. Bor. Amer. , Vol. IV, p. 301. 



race lorquinii Grotc ^ Robinson. 



1868 -Alvpia lc>rt/ui;iii GroteSc Robinson, Trans. Am. Ent. Soc, Vol. I, p.328. 



Black. Costa of ^^ with a subViyaline enlargement. Fore and 

 middle tibite orange. A basal triangular, round, discal spot and 

 outer ovate yellow patch on primaries, divided by the veins. Two 

 white patches on secondaries, separated by a large black discal 

 dot, divided by the black veins. Patagia and two dots on collar 

 covered by yellowish hairs. Expanse, 25 mm. 



Habitat., Canada, Rocky Mountains. 



A. si mil is Stretch. 



•i?>']2- Alypia similis Stretch, Zyg. and Bomb. N. A., p. 14. 

 1874 — Alypia edwariisii BoiSDUVAL, Rev. Zool. (3), Vol. II, p. 63. 



var. conjuncta Hy. Edwards. 



1883 — Alvpia similis var. conjuncta Hv. Edwards, Pap., Vol. Ill, p. 34. 



