igiS. Catalogue of Birds of the Americas — Cory. 41 



*Speotyto cunicularia brachyptera* (Richmond). Short- winged 

 Burrowing Owl. 

 Speotyto brachyptera Richmond, Proc. U. S. Nat. Mus., XVIII, 1896, p. 663 



(Margarita Island, off Venezuela). 

 Speotyto cunicularia brachyptera Ridgway, Bull. U. S. Nat. Mus., No. 50, VI, 

 1914, p. 814, in key. 



Range: Margarita Island, off Venezuela. 

 I : Margarita Island. 



*Speotyto cunicularia arubensis*' Cory. Aruba Island Burrowing 



Owl. 



Speotyto cunicularia arubensis Cory, Field Mus. Pub., No. 182, Orn. Ser. I, 

 No. 8, 1915, p. 299 (Aruba Island, Dutch West Indies). 



Range: Aruba Island, Dutch West Indies, off Venezuela. 

 4: Aruba Island, including type of subspecies. 



*Speot3rto cunicularia hypogaea (Bonap.). Burrowing Owl. 



Strix hypogaea Bonaparte, Am. Orn., I, 1825, p. 72 (Platte River, U. S. A.). 

 Speotyto cunicularia becki Rothschild and Hartert, Nov. Zool., IX, 1902, 



p. 405 (Guadeloupe Island, Lower California). 

 Speotyto cunicularia hypogaea Ridgway, Bull. U. S. Nat. Mus., No. 50, VI, 1914. 



p. 814; Brewster, Bull. Mus. Comp. Zool., XLI, No. i, 1902, p. 93 (Lower 



California). 



Range: Unforested parts of North and Middle America, from 

 British Colombia and Saskatchewan to Panama, and in United States 

 from the Pacific coast (and islands of Santa Barbara, Guadeloupe, etc.) 

 east to eastern border of the Great Plains. 



127: Colorado 4; Texas 3; New Mexico 9; Arizona i; California 5; 

 Mexico (Vera Crux) 2; Guatemala i; and locality? 2. 



Speotyto cunicularia rostrata (Townsend). Clarion Island Burrow- 

 ing Owl. 



Speotyto rostrata Townsend (C. H.), Proc. U. S. Nat. Mus., XIII, 1890, p. 133 

 (Clarion Island, Revillagigedo Group, off western Mexico); Ridgway, Bull. 

 U. S. Nat. Mus., No. 50, VI, 1914, p. 820. 



Range : Clarion Island, off western Mexico. 



• Speotyto cunicularia brachyptera Richmond : Coloration averaging lighter than 

 minor and size larger; wing, averaging 147; tail, about 64; thighs and flanks paler. 



•> Speotyto cunicularia arubensis Cory: Approaches 5. c. brachyptera Richmond, 

 but is larger and brown markings darker (more umber brown); outer tail feather 

 dull white, washed slightly with pale buff on the inner web, and having two or three 

 very pale brown irregular spots confined to the middle of the feather; entire outer 

 portion of the outer web white, for at least half of its width, as well as the greater 

 portion of the inner web; several other differences; wing, female, 164; tail, 72; 

 average measurements of 5 specimens (males) wing, 159; tail, 73 ram.; (females) 

 wing, 163; tail, 75 mm. 



