Bird Migration in the Mississippi Valley. 33 



on April 4, at which time possibly the bulk of the species was here. Last seen 

 on April 11. 



Chewink (P. erythrophthalmus). St. Louis. — Summer resident and sojourner. 

 Three birds seen on December 30,, and they stayed through January and Feb- 

 ruary, both male and female. On March 14th calls were heard in three places 

 and on March 16 saw only four males. The bulk of the species were here 

 on April 5, and the height of the season was from April 9 to 15, and longer. 

 On April 15 they commenced building. Jefferson. — Summer sojourner. First 

 saw three males on April 21, and on the 25th were heard several males. May 

 3. — Xot more than twenty seen so far this Spring, and no females. On May 

 10 a few females arrived, and by the 12th it was almost at the height of the 

 season. May 17.— Bulk of the females arrived, and the height of the species. 

 On May 19 the height was past and are building. 



Cardinal Grosbeak (G. mrginianus). St. Louis. — Summer resident. Was 

 seen every day, single or in pairs. Jefferson. — Does not occur. 



Rose-breasted Grosbeak (Z.ludoviciana). St. Louis.— Summer sojourner. On 

 April 22 first saw two males in song at old stands. The bulk of the species 

 was here from April 25 to 29, on the last of which dates they were the most 

 conspicuous and noisy birds. The females have arrived, and old males are 

 back in full numbers. Jefferson. — Summer sojourner. On May 6 first saw 

 four ; all males. May 7. — About one-tenth are here, and on May 8 they were 

 somewhat more numerous. May 10. — Females arrived, but only a few. May 

 12.— About the height of the season for males, and on the 17th was the height 

 for females. May 19. — About in full numbers, and most of them mated. 



Indigo Bunting (P. cyanea). St. Louis — Summer sojourner. First saw a 

 flock of about eight males on April 21. This species and the next were to- 

 gether and in company with v>hite-crowns feeding on ploughed ground, along- 

 side a hedge, which borders a pond. May 1. — Are scarce, but have met with 

 singing males once or twice each day. May 2. — Bulk of the species. First 

 females and many males in song. May 3. — Wandering troops. Jefferson — 

 Summer sojourner. First saw one male on May 17, and again on the 19th 

 several were seen, but no females. May 29. — First female. 



Black-throated Bunting (S. americana). St. Louis— Summer sojourner. On 

 April 21 first saw a party of twenty singing males. April 29. — In small flocks, 

 which dispersed during the morning hours of warm days; re-entering old 

 stands. May 1. — The bulk of the species and they are now very conspicuous 

 in the mornings, singing or flying singly, or in parties calling. Jefferson. — 

 Occurs only as a rare straggler, but not seen. 



Bobolink (D. oryzivorus). St. Louis. — Transient. On May 2, in the evening, 

 great numbers were seen going north in five large flocks. May 3. — Two males 

 were seen in company with redwings, and by the 5th they were present in 

 large numbers, and from the 15th to the 17th I noted a flock of a hundred and 

 fifty males and females. Last one was seen on May 21. Jefferson. — Summer 

 sojourner. First saw one flying and singing on May 5 and on the 6th two 

 more. May 7. — There was a slight increase; about a dozen seen, and on the 

 10th there was a still greater increase, but they were not yet common. The 

 bulk arrived on May 12, and on the 19th. was the height for males, though 

 not for females. On May 26 the first females came and on June 1 they were 

 thinking about building. 



