JOURNAL OF ENTOMOLOGY AND ZOOLOGY 237 



anal region prevailingly brown, but with some black pigment to 

 be seen. 



The specimen is ^'ery common uncier mussels and in sea-weed 

 between tide-marks at Laguna. The type was taken under kelp 

 roots, June 28, 1911, by Prof. C. F. Baker. I have many others 

 in the Laguna collection, among which is a tokous female taken 

 June 27, 1914. 



[Coiitrilni1io?i from the Zoological Laboratory of Pomona College.) 



