APPENDIX. 
COUES KEY, 1884. 
453. Melanerpes erythrocephalus. 
454. formicivorus bairdii. 
455. formicivorus angustifrons. 
456. Asyndesmus torquatus. 
457. Colaptes auratus. 
458. chrysoides. 
459. mexicanus. 
000. [Not admitted in the Key. ] 
459 bis. 
Add: Colaptes mexicanus rufipileus. 
881 
UNION LIST, 1886. 
406. Melanerpes erythrocephalus. 
407. formicivorus bairdi. 
407a. formicivorus angustifrons. 
408. torquatus. 
412. Colaptes auratus. 
414. chrysoides. 
413. cafer! 
45a. cafer saturatior.} 
415. rufipileus. 
GUADALUPE Fricker. Resembling 
C. mexicanus: terminal black of the tail broader, occupying 2.50 instead of about 2.00 
inches. 
tawny anteriorly, instead of grayish. 
5.90-6.25 ; tail 4.75-5.25 ; bill 1.385-1.60. 
some respects, as the color of the crown. 
460, Conurus carolinensis. 
461. Aluco flammeus pratincola. 
462. Bubo virginianus. 
000. | Not admitted in the Key. ] 
463. Bubo virginianus arcticus. 
464. virginianus pacificus. 
465. Scops asio. 
466. asio kennicotti. 
466a. asio bendirii. 
467. asio maxwelle. 
468. asio macealli. 
469. asio floridanus. 
470. trichopsis ? 
471. flammeola. 
472. Asio wilsonianus. 
473. accipitrinus. 
474. Strix cinerea. 
475. cinerea lapponica. 
476. nebulosa, 
477 nebulosa alleni. 
478. occidentalis. 
479. Nyctea scandiaca. 
480. Surnia funerea. 
481. funerea ulula. 
482. Nyctala tengmalmi richardsoni. 
453. acadica. 
484. Glaucidium gnoma. 
485. ferrugineum. 
486. Micrathene whitneyi. 
487. Speotyto cunicularia hypogea. 
488. cunicularia floridana. 
Rump of a pale pinkish shade instead of pure white. 
Wings and tail much shorter ; bill longer. 
An insular form approaching C. chrysoides in 
Guadalupe Island, Lower California. 
Crown cinnamon, becoming 
Wing 
382. Conurus carolinensis. 
365. Strix pratincola. 
375. Bubo virginianus. 
37 5a virginianus subarcticus, 
37 5b virginianus arcticus. 
37 5¢ virginianus saturatus. 
373. Megascops asio. 
373d. asio kennicottil. 
373¢. asio bendirei. 
373¢. asio maxwellie. 
3730. asio mccallii. 
3794, asio floridanus. 
3737. asio trichopsis. 
S74. flammeolus. 
366. Asio wilsonianus. 
367. accipitrinus 
370. Ulula cinerea. 
[370a]. cinerea lapponica. 
368, Syrnium nebulosum. 
368a. nebulosum alleni. 
369, occidentale. 
376. Nyctea nyctea. 
377a. Surnia ulula caparoch 
(377. | ulula. 
371, Nyctala tengmalmi richardsoni. 
372. acadica. 
379. Glaucidium gnoma. 
380. phalcenoides. 
381. Micrathene whitney. 
378. Speotyto cunicularia hypogea. 
378a. eunicularia floridana. 
1 An alleged dark-colored form occurring on the North West coast, from the Columbia River to Sitka, —a 
region of heavy rain-fall, where the tendency of the whole ornis is to acquire heavier coloration. See Pr. Biol. 
Soc. Washn., ii., Apr. 1884, p. 90. 
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