348 PROCEEDINGS OF THE NATIONAL MUSEUM vol.84 



1891, May 24, 1918, ^° December—, 1886, January 8, 1887, December 



27, 1887, January 16 and 23, 1892, March 20, 1892, December 5 and 

 20, 1889, November 23, 1889, May 3, 1890, February 17 and 28, 

 1888); Tampa Bay (September 8, 1899, April 30, 1880); Fort Myers 

 (January 16, 1892); Hernando County (December 1, 1880); Suwannee 

 Kiver, Lafayette County ; mouth of Suwannee River (March 27 and 30, 

 1890); Charlotte Harbor; Clearwater; Port Richey (May 26, 27, and 



28, 1918); 4 miles southwest of Punta Gorda (June 26, 1918); Anclote 

 Keys (June 5, 1918); mouth of Chassahowitzka River (May 30 and 

 31, 1918); 10 miles northwest of Palm Beach (May 28, 1920); Jupi- 

 ter (March 6, 1920, March 20, 1921); Goose Creek (March 13 and 16, 

 1920); East Goose Creek (November 22, 1917); St. Marks (May 18, 

 1926, nesthng and adult; January 3 and 12, 1920); Seven Oaks 

 (March 9, 12, and 15, 1910, June 1, 1899, October 21, 1903); Lukens 

 (January 1, 1906); Anclote (April 15 and 27, 1899; March 1 and 8, 

 1897; February 27, 1897). 



RALLUS LONGIROSTRIS INSULARUM VV. S. Brooks 



Mangrove Clapper Rail 



Rallus longirostris insularum W. S. Brooks, Proc. New England Zool. Club, 



vol. 7, p. 53, June 24, 1920 ("Big Pine Key, Florida"). 

 Rallus longirostris helius Oberhqlser, Proc. Biol. Soc. Washington, vol. 33, p. 33, 



July 24, 1920 ("Sixth Key in the Newfound Harbor Group, southwest of 



Big Pine Key, Florida"). 



Subspecific characters. — Similar to Rallus longirostris scottii, but 

 tail somewhat shorter; upper parts lighter, the edgings of the feathers 

 much paler, and much more clearly grayish, less ohvaceous; lower 

 surface much Ughter, less grayish; white bars on the flanks broader. 



Description.— Type of helius, adult male, U.S.N.M. no. 255254; 

 Sixth Key in the Newfound Harbor Group, southwest of Big Pine 

 Key, Fla., May 12, 1919 ; Paul Bartsch. Pileum olive brown, the cen- 

 ters of the feathers darker; liind-neck between Saccardo's umber and 

 sepia, mixed with grayish feather edgings, wliich posteriorly impart 

 a streaked appearance ; back and scapulars with the feathers centrally 

 sepia, marginally clear gray; rump and upper tail-coverts sepia, with 

 broad, dull, ohve-gray feather margins; tail between ohve brown and 

 fuscous, the shafts of the rectrices clove brown; wings dark ohve 

 brown, the outer and inner edges of the quills lighter, the superior 

 coverts still lighter and inchning to cinnamon, the inner coverts 

 washed wdth grayish; outer web of outermost feather of alula mottled 

 and partly edged with pale cinnamon; sides of head rather dark 

 neutral gray, the lores darker and more brownish, the supraloral 

 stripe and Une on the lower eyehd dull white; sides of neck Hght 

 neutral gray washed with buffy, posteriorly darker, less purely gray, 

 and indistinctly streaked with dull brown; chin and throat white; 



M Type. 



