Range.—From Monterey, California, to South America.
BLACK-VENTED SHEARWATER.
93. Puffinus opisthomelas. 14 inches.
Similar to the previous, only smaller and somewhat lighter in color. Quite common in southern California and much more so in Lower California.
Range.—From northern United States to Lower California. A single white egg is laid (2.00 × 1.30).
TOWNSEND SHEARWATER.
93.1. Puffinus auricularis. 14 inches.
A more southern species; occurs occasionally on the lower California coast and islands.
