CALIFORNIA ACADEMY OF SCIENCES. 



285 



is particularly true of these isolated genera of the Aleochariui, 

 and the species placed below in Phytosus and Tachyusa 

 may possibly necessitate the creation of two or more new 

 genera; their present position is assigned them only provis- 

 ionally, and because these genera appear to approximate 

 more closely to the observed characters than any others 

 which have been hitherto described. 

 San Francisco, Nov. 14th, 1885. 



The species described in the present paper are the follow- 



Note. — The Arabic numerals placed 

 of specimens from each respectively. 



after the various localities indicate the number 



FALAGRIA Mann. 



F. OCCidua n- sp. — Rather slender; body dark brownish-piceous, legs 

 paler, uniformly yellowish-testaceous, antennas piceous, basal joint, the 

 tenth partially, and the eleventh testaceous; pubescence very fine, rnoder- 



