"""iVo'"'] PROCEEDINGS OF THE NATIONAL MUSEUM. 133 



I. Clakion Island. 



Speotyto rostrata sp. nov. 

 Clarion Island Burrowing Owl, 



Sp. char. — Adult male : Readilj' distinguished from S. cuniciilaria 

 hypogea by its larger and more elongated beak, larger feet, shorter 

 wings and tail, barred markings on tail much narrower, markings on 

 top of head less distinct. Wing, G.40; tail, 2.90; culmen, .05; tarsus, 

 1.90. 



Type, No. 117531, 5 , U. S. Nat. Mus. Clarion Island, off Lower 

 California, March 4, 1889. C. H. Townsend. 



Common ; live specimens obtained. 



Zenaidura clariouensis sp. nov. 



Sp. char. — Adult male : Resembles Z. macroura, but has larger bill 

 and feet, shorter wings and tail, vinaceous colors of under parts more 

 intense and extending farther back, dark spot below auriculars smaller 

 and less conspicuous, upper parts less spotted with black. Wing, 5Ao ; 

 tail, 4.86 ; culmen, .65 ; tarsus, .90. 



Type, No. 117525, ^ , U. S. Nat. Mus. Clarion Island, March 4, 1889. 

 C. H. Townsend. 



Abundant among the bushes on the higher parts of the island, but 

 not easily obtained on account of the extensive tracts of cactus which 

 effectually bar one's progress in every direction. We found it almost 

 impossible to move on Clarion Island without a " machete " or some 

 other sword like instrument to clear the way.. Six si>ecimens saved. 



Troglodytes tanneri sp. nov. 



Sp. char. — Adult female : Probably more nearly related to T. 

 insularis from Socorro Island than auj^ other species of the genus, but 

 very distinct in its larger size and darker coloration. Wings much 

 larger, feet larger, bill slightly heavier, upper parts rnsty, below creamy 

 or buffy. Wing, 2,25; tail, 1.85; culmen, .60; tarsus, .80. 



Type, No. 117515, 9 , U. S. Nat. Mus. Clarion Island, March 4, 1889. 

 C. H. Townsend. 



This is the most abundant bird on the island. It is named for Lieut. 

 Commander Z.'L, Tanner, U. S. Navy, with whom, during various voy- 

 ages of the Albatross to the West Indies, South America, and Alaska, 

 I have sailed more than 50,000 miles. Ten specimens obtained. 



Puffinus auricularis sp. nov. 



Sp. Char. — Adult female : Not unlike P. opisthomelas iu general ap- 

 pearance. Bill and feet smaller ; colors of upper parts darker, nearly 

 black ; black of head extending below eye to level of mouth ; black of 

 wing extending well over edge of wing to the under surface ; sides of 



