June, 1902. CHECK-LIST OF CALIFORNIA BIRDS 23 



109 (191) Ardetta exilis (Gmelin) Gundlach. 



Least Bittern. 



Syn. — Ardea exilis\ Ardeola exilis; Botaurns exilis. 



Status — Fairly common summer visitant to the interior valleys; known to breed in Los 

 Angeles County. 



1 10 (194) Ardea herodias herodias Linnaeus. 



Great Blue Heron. 



Status — Abundant resident in suitable localities throughout the State; breeds at many 

 points in the interior. 



111 (196) Ardea egretta Gmelin. 



American Egret. 



S\'tf.—Het'odias egretta; Herodias alba egretta; Herodias egretta var. californica; Ardea 



occidentalts. 

 Status — Formerly of common occurrence in suitable localities throughout the State; now 



notably scarce. 



112 (197) Ardea candidissima Gmelin. 



Snowy Heron. 



S Y N . — Garzetta candidissima. 



vStatus — Fairly common in summer in the interior valleys. 



113 (201 b) Ardea virescens anthonyi Mearns, 



Anthony Green Heron. 



Syn. — Ardea virescetis; Butorides virescens. 



Status — Common migrant throughout the State; breeds along the larger streams of the 

 interior valleys. 



114 (202) Nycticorax nsevius (Boddaert) Gray. 



Black-crowned Night Heron. 



Syn. — Nycticorax nycticorax ncrvius; Nycticorax nycticorax ; Nyctiardea grisea ncevia; 



Nycticorax griseus ncrvius; Nyctiardea gardeni. 

 Status — Abundant resident throughout the State; breeds at many points. 



115 (206) Grus mexicana (Muller) Vieillot. 



Sandhill Crane. 



Syn. — Grus canadensis, part; Grus canadensis mexicana. 



Status — Common migrant and winter visitant to the interior valleys; a few pass the sum- 

 mer in the alpine meadows of the northern Sierras, where they are said to breed. 



116 (210, part) Rallus obsoletus Ridgway. 



California Clapper Rail. 



Syn. — Rallus clegans, part; Rallus elegans var. obsoletus. 



Status — Resident on the salt marshes around San Francisco Bay, where it breeds abund- 

 antly; Humboldt Bay? 



