No. 2. Mollusca of Santa Barbara County, California. 37 



times in that way preventing serious illness from ex- 

 cessive drinking of bad water. It is valued as a poul- 

 tice and the seeds are sometimes placed in the eye to 

 form a mucilage by means of which foreign bodies may 

 be removed from that organ. 



Quantities of these seeds have been found buried in 

 graves several hundred years old, proving that the use 

 of the seed, reaches back into the remote past. 



Marrubium, vulgare, Linn., (the common hoar- 

 hound,) is abundant on road sides, and waste dry 

 grounds, much used for coughs and lung diseases. 



Triclostema lanata Benth., (Black Sage) a small shrub 

 found in the coast range and cultivated in gardens of 

 the Californians, is valued as a stimulant. 



Chenopodium ambrosioides, Linn., (Order Chenipo- 

 diacese) a common weed in many parts of the world, is 

 used as a vermifuge under the name of "Worm-seed." 



Anemopsis Californica, Hook., is the "Yerba Mansa," 

 of the Californians. Common in swampy localities, from 

 near the coast to the mountains. 



It has a thick, strongly pungent, astringent and aro- 

 matic root stock, valued for the healing of ulcers, both 

 of the mucous membrane, and the outer surface. 



Datisca glomerata, Benth. and Hook., (Order Datis- 

 cacese) is found on dry stream banks. The root is a 

 bitter tonic known as "Durango root." 



THE MOLLUSCA OF SANTA BARBARA COUNTY, CALIFORNIA. 



BY LORENZO G. YATES, F. L. S.'.-F. G. S. A. 



Member of the American Association of Conchologists, &c, &c. 

 (For description and illustrations of new species, see subsequent article.) 



THE County of Santa Barbara, from its peculiar sit- 

 uation, its unrivalled extent and variety of sea 

 coast, presents an extremely interesting field for the 

 Conchologist. 



Although it does not furnish individual species in 

 so large numbers as some of the faunal regions 



