PIERINAE: EURYMUS INTEKIOR. 1105 



Table of species, based on the imayo. 



Males normally with a iian-ow lilai'k l)order to the fore wings above, in the middle not so 

 broad as the width of an interspace; usually witli no discal spot on same wings. Females 

 with no blac-k or gray border on hind wings above, or at most a few scales in the subcostal 

 region interior. 



Males normally with a broad black border to fore wings above, in the middle at least as broad 

 as the iwidtli of an interspace; always with a discal spot on same wings. Females with a 

 black or gray bonier on hind wings above, thiin^h ill-ili-lincd, extending beyond subcostal 

 region. 



Colors normally yellow philodice. 



Colors nornnilly orange eury theme. 



EURYMUS INTERIOR.— The pink edge . 



[The pink edge (Sciidder) ; bordered green butlerliy (Maynard) ; Cape Breton butterfly 



(Maynard).] 



Colias interior Scudd., Proc. Best. soc. Col. ii-iii, last page of text (1876); — H. Edw., 



nat. hist., ix: 108-109, fig. (1862);— [Graef- Pac. coast Lep., 12.3 [24:7] (1877);— May u., 



Tepp.], Bull. BrookI.ent. soc, i: [90] (1879); Butt. N. E., 44^45 (1S8C). 

 — Edw., Syn.N. A. butt., [5] (1882):— Hagcu, Colias pelidne Streck., Lep., 69(1874);— 



Proc. Bost. .soc. nat. hist., xxii: 159-161, 166- Mayu., Butt. N. E., 43-44; pi. 8, figs. 56, 56a 



167, 174-175 (18.S3);— Feru., Butt. Me., 34 (1SS6). 



(1884);— French. Butt. east. U.S., 135-136 Colias pelidne var. interior S:tTQX'k.,'Lep\i. 



(1886) ;— Elwes, Trans, ent. soc. Lond., 1884, 133(1877); Cat. Amer. Macrolep., 81(1878). 

 17-19 (1884). Figured also by Glover, lU. N. A. Lep., pi. 



Eurymus philodice var.laurentina Scudd., 32, tig. 3 (ined.). 

 Proc. Bost. soc. nat.hist.,xviii : 189-190 (1876). (Not Colias philodice God., nor C. pelidne 



Colias laurentina Edw., Butt. N. A., ii, Boisd.) 



Yellow butterflies flutter and float. 

 Jeweled humming-birds glitter and glow, 



And scorning tlie ways of such idle things 

 Bees flit busily to and fro. 



Mr.s. iloiTLTOi^.— Morning Glory. 



Imago (7 : 7, 10; 15 : 8). Head covered above with reddish pink hairs, with inter- 

 mingled infuscated and blackish ones, which are especially conspicuous just outside 

 the antennae, in the middle of the posterior half of the summit supplanted in the ^ 

 occasionally, in the ? always, by pale yellowish hairs; in the latter sex the external 

 hairs of the front are also yellow ; behind the eye clothed in both sexes with yellow 

 scales, next the summit changing to pink. Palpi greenish yellow, scarcely tinged with 

 orange in the <J , in the ? sometimes pale at the base. The lower fringe a little 

 brownish apically, the apical joint dark pink, yellowish toward the base, especially 

 beneath, above sometimes with intermingled black scales ; apical half of middle joint 

 also dark pink above. Antennae reddish pink, beneath almost carmine; the upper sur- 

 face flecked indistinctly and slightly with fuscous, some of the basal joints tipped 

 faintly beneath with dusky ; the club considerably infuscated above, especially ou 

 apical half, rather narrowly bright luteous in a naked space below, the last two or three 

 joints wholly naked, dull yellowish luteous. 



Prothorax covered with rather long, pale reddish pink hairs, the middle ones mostly 

 pale, sometimes tinged with greenish at base. Thorax black, furnished above with 

 long, pale, silky, iron green gray hairs, next the prothorax tinged a little with pink, 

 J)eneatli covered with yellow hairs, tinged with pink on the coxae ; femora bright pink 

 anteriorly, yellow above and posteriorly; tibiae and tarsi pink, flecked a little, espe- 

 cially posteriorly, with yellowish, beneath yellow; spines pale yellow; spurs pale 

 green, the apical third reddish; claws pale luteous, palest at base. 



Wings above bright greenish yellow, slightly less vivid in the female than in the 



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