_Fall migration._--Late dates of departure are: Oregon, Forest Grove, September 28, Malheur Lake, October 26, and Klamath Lake, November 6; Alberta, Veteran, September 8; Montana, Fort Custer, September 9, and Great Falls, October 2; Idaho, Rupert, October 21; Wyoming, Fort Bridger, October 10; Utah, Provo, November 26; Colorado, Denver, October 3, and Mosca, October 20; New Mexico, Glenrio, October 11, Las Palomas, October 12, and Mesilla Park, November 9; Manitoba, Margaret, September 15; South Dakota, Harrison, October 28; Wisconsin, Waupaca County, October 21; Nebraska, Gresham, September 10, Long Pine, October 9, and Lincoln, October 27; and Kansas, Emporia, August 25. The arrival of avocets in the fall has been noted in the Valley of Mexico in August and September. _Casual records._--The avocet has on a number of occasions been reported or taken at points far outside of its normal range. Some of these records are: Cuba, once in the market at Havana and at Cardenas in August; Jamaica, reported in winter; Barbados, one in the fall of 1880 and again on October 1, 1888; Florida, one killed at Palm Beach Inlet in 1916; Georgia, St. Marys, October 8, 1903; North Carolina, six noted at Fort Macon on September 12, 1870; Virginia, two taken at Wallops Island in September, 1925; New Jersey, Barnegat, May 30, 1880; New York, Ponquoque, one in 1844, Carnarsie Bay, one in 1847, Long Beach, May 20, 1877, near Tuckerton, last of August, 1886, Renwick, September 16, 1909, and Ithaca, September 16, 1909; Connecticut, near Saybrook, 1871; Massachusetts, three at Ipswich Neck, September 13, 1896, Lake Cochituate, October 19, 1880, Natick, October 29, 1880, and Salisbury, May 23, 1887; Vermont, St. Albans, fall of 1875; Maine, Cape Elizabeth, November 5, 1878, and Calais, spring of 1862; New Brunswick, Quaco, in 1880; Louisiana, New Orleans, November 12, 1889, and November 7, 1819, Derniere Island, April 16, 1837, and Johnsons Bayou, November 26, 1882; Arkansas, a specimen was taken some time previous to 1847; Missouri, St. Louis, October 28, 1878, and Stotesbury, April 8, 1894; Illinois, St. Clair County, October 28, 1878, and two at Chicago, May 5, 1889; Indiana, one was taken at Calumet Lake; Ohio, St. Marys Reservoir, November 10, 1882, Oberlin, November 4, 1907, and March 16 to 21, 1907, Sandusky, May 24, 1914, and near Columbus, November 10, 1882; Michigan, St. Clair Flats, in 1874; Ontario, Toronto, last of May, 1881 and September 19, 1901; Mackenzie, Birch Lake, July 15, 1910, and Fort Rae; British Columbia, Okanagan, April 28, 1908, and mouth of the Fraser River, October 20, 1915. Avocets also have been reported from Greenland, but the records lack confirmation. _Egg dates._--Saskatchewan: 27 records, May 18 to June 16; 14 records, May 29 to June 14. Utah: 52 records, April 10 to June 15; 26 records, May 6 to 16. California: 35 records, April 22 to June 25; 18 records, May 5 to 29. HIMANTOPUS MEXICANUS (Müller) BLACK-NECKED STILT HABITS