No. 1.] CAUFIELD — LEPIDOPTERA OF MONTREAL ISLE. 25 



LIST OF DIURNAL LEPIDOPTERA OF THE ISLAND 

 OF MONTREAL. 



By F. B. Caufield. 



PAPILIONIL\£. 



1. Papilio asterias Drury. — Not common in the vicinity of 

 the city ; more abundant inthe open country. May to end of 

 August. 



2. Papilio turnus Linn. — Generally common ; end of May 

 to middle of July. 



PIERIL^E. 



3. Pieris oleracea Harris. — Not common ; May and June. 

 I have not seen an August brood. 



4. Pieris rapae Linn. — Very common, although not so abun- 

 dant as a few years ago, owing to the attacks of Ptcromalus 

 puparum. May to end of September. Yar. novanglia Scudd., 

 not common, but appear throughout the season. 



5. Colias eurytheme Boisd. — Very rare ; a male in fine con- 

 dition, taken last season (1874)by Mr. C. W. Pearson. 



6. Colias philodice Godart. — Generally abundant ; last sea- 

 son very scarce ; June to October ; white females very rare ; 

 August. 



DANAID^E. 



7. Danais archippus Cram. — Generally common ; some years 

 very scarce ; May to end of September. 



NYMPHALID^E. 



8. Argynnis cybele Fabr. — Common ; end of June to middle 

 of August. 



9. Argynnis aphrodite Fabr. — Not so common as the last 

 species ; end of June to middle of August. 



10. Argynnis atlantis Edwards. — Very rare ; I took one 

 example in 1872. 



11. Argynnis myrina Cram. — Very common in damp mea- 

 dows; May, June and August. 



12. Melitea phaeton Drury. — Rare ; June. 



13. Phyciodes Harrisii Scud. — Very rare; taken by Mr. P. 

 Kuetzing. 



14. Phyciodes nycteis Doubled. — Rare; July. 



