INTRODUCTION Ixxv 



Charitonetta albeoia : Buffle-head. — One taken in December near Tucson, 



and one on San Pedro in January. 

 Erismatura jamaicensis : Ruddy Duck. — Not uncommon about Tucson at 



times. 

 Branta canadensis (subsp. ?): Canada Goose. — Three seen on pond near 



the San Pedro in January. 

 Plegadis autumnalis: Glossy Ibis. — Not infrequent about bottom lands 



near Tucson (Brown). 

 Plegadis guarauna : White-faced Glossy Ibis. — Common in May near 



Tucson. 

 Tantalus loculator : Wood Ibis. — Rather common on (jila and San Pedro 



rivers most of the. year. 

 Botaurus lentiginosus : Bittern. — Rare about Tucson (Brown). 

 Ardea herodias : Great Blue Heron. — Rather common resident. 

 Ardea egretta : Egret. — Rather common about Tucson in May. 

 Ardea candidissima : Snowy Heron. — Five seen near Tucson in May. 

 Ardea virescens anthoni/i : Anthony Green Heron. — Rather rare about 



Tucson (Brown). 

 Nycticorax ni/cticorax nceviits : Black-crowned Night Heron. — Rather 



rare about Tucson (Brown) ; found on the Santa Cruz in May. 

 Ealliis virginianus : Virginia Rail. — One seen on the San Pedro in Jan- 

 uary. 

 Porzana Carolina: Sora. — One taken at Tucson in April (Brown). 

 Gallinula galeata : Florida Gallinule. — Not uncommon about Tucson 



(Brown) ; rare on San Pedro in late January. 

 Ftdica americana : Coot. — Common except in summer. 

 Steganopus tricolor : Wilson Phalarope. — Common during migration about 



Tucson. 

 Becurvirostra americana : Avocet. — Common at times in fall migration 



near Tucson (Brown). 

 Gallinago delicata : Wilson Snijje. — Common in migrations about Tucson. 



a few wintering- there and in San Pedro River region. 

 Tringa minntilla : Least Sandpiper. — Common about Tucson in migra- 

 tions (Brown). 

 Tringa alpina pacijica : Red-backed Sandpiper. — Flocks seen in April 



near Tucson. 

 Erennetes occidentalis : Western Sandpiper. — Common migrant about 



Tucson, 

 Limosa fedoa: Marbled Godwit(?). — A godwit probably of this species 



seen in January on San Pedro River. 

 Totanus riulanoleucus : Greater Yellow-legs. — Two taken by Mr. Brown 



near Tucson in October. 

 Helodroinas solitarius cinnainomens : Western Solitary Sandpiper. — Not 



unconmion about Tucson in migrations. 

 Actitis macularia : Spotted Sandpiper. — Occasional about Tucson in 



spring. 

 Ntnuf nius lonf/iro.^tris : Lonu-l)illed Curlew. — Not common in migrations 



al>out Tucson (Broun). 

 ^■Ktji(dilis vorifrrii: Killdeer. — Common about Tucson in spring and fall. 



bn*eding in small numbers in the San Pedro region. 

 zEglalitis senti/ialmata : Scmipalniated Plover. — Doubtless common about 



Tucson in niigratioiis. 

 Colinits ridiiHdi/i : Masked Dob-w liitf. — Found by Mr. Bntwu in the 



Barbo([uivari Mount. lins. 

 Callipepla sf/iiainatft : Scab'd P.iit ridge. — Most al)undant on the dry mesjus 



of the San Pedro slope ot the Sauta Catalina Mountains. 



