BIRDS OF KOKTH AND MIDDLE AMERICA. 653 



SALPINCTES GUTTATUS Salvin and Godman. 

 SALVADOR ROCK WREN. 



Allied to S. oisoletus, but above slightly darker, whole abdomen 

 distinctly spotted, and bill longer; total length, 139.7; wing, 68.6; 

 tail, 49.5; bill from rictus, 23.9; tarsus, 21. 6. « 



Volcan de San Miguel, Salvador, 4,000 feet altitude; Volcan de Con- 

 chagua, Salvador?; Volcan de Miravalles, Costa Rica?* 



(?) Salpinctes obsoletus {not Th-oglodytes ohsoletus Say) Salvin and Godman, Biol. 

 Centr.-Am., Aves, i, 1880, 71, part (Volcan de Conchagua, Salvador, 

 4,000 ft.). 



Salpinctes guUatus Salvin and Godman, Ibis, sixth ser., iii, Oct., 1891, 609 (Vol- 

 can de San Miguel, Salvador, 4,000 ft. alt.; coll. Salvin and Godman). 



(??) Salpinctes guttatus Underwood, Ibis, 1896, 433 (Volcan de Miravalles, Costa 

 Rica). 6 



SALPINCTES FASCIATUS Salvin and Godman. 



NIOARAGUAN ROCK WREN. 



Similar to the preceding \_S. guttatus] and body beneath densely but 

 riot heavily spotted, the feathers with a single distinct subapical band 

 of black, their base also black; bill long; total length, 139.7; wing, 66; 

 tail, 47; bill from rictus, 25.4; tarsus, 24.1.'' 



Volcan el Viejo, Nicaragua, at 6,500 feet altitude. 



Salpinctes fasciatus Salvin and Godman, Ibis, sixth ser., iii, Oct., 1891, 610 (Vol- 

 can el Viejo, Nicaragua, at 6,500 ft. alt.; coll. Salvin and Godman). 



Genus CATHERPKS Baird. 



Catherpes Baikd, Rep. Pacific R. R. Surv., ix, 1858, 356. (Type, Thryothorus^ 

 mexicanus Swainson. ) 



Medium-sized Troglodytidse with inner toe (without claw) reaching 

 to but not beyond penultimate joint of middle ^oe, tail nearly three 

 times as long as tarsus (the latter less than one-third as long as wing), 

 ninth primary not shorter than secondaries, and tail rufous distantly 

 barred with black.- 



Bill about as long as head, very slender, very faintly decurved or 

 nearly straight; exposed culmen equal to tarsus or slightly longer, 

 practically straight for most of its length or very gradually (almost 

 inappreciably) decurved for terminal half, the tip, however, decidedly 



3 Free translation of the original description, with measurements (in inches and 

 tenths) converted to millimeters. 



* It would be very remarkable should the bird from the Volcan de Miravalles, 

 Costa Rica, be really the same as that from the Volcan de San Miguel in Salvador, 

 especially since the evidently distinct form from the Volcan el Viejo in Nicaragua 

 (S. fasciatus) comes between. I strongly suspect the distinctijess of the Costa Rican 

 birds, and suggest the desirability of careful reexamination and comparison. 



« Free translation of the original description, with measurements (in inches and 

 tenths) converted into millimeters. 



