TABLE OF CONTENTS. 



Page 



AsHMEAD, William H. Some Parasitic Hymeiioptera from Lower 



California 122 



Brandegee, Katharine. Studies in PortnlacaceiB 86 



Studies in Ceanothus 1^3 



Calvert, Philip P. The Odouata of Baja California 463 



Cramer, Frank. Descriptiou of a Little Known Agonoid Fish, Hip- 



pocephalns Japonions 147 



Cooper, J. G. On Land and Fresh Water Mollusca of Lower Cali- 

 fornia. No. 4 130 



On Some Pliocene Fresh Water Fossils of California 166 



Eastwood, Alice. Two Species of Aqnilegia from the Upper Sonoran 



Zone of Colorado and Utah 559 



Fox, William J. Keport on Some Mexican Hymenoptera, Principally 



from Lower California 1 



Second Report on Some Hymenoptera from Lower California, 



Mexico 92 



Hartley, Flora. Description of a New Species of Wood-Eat from 



Arizona 157 



Holmes, Samuel J. Notes on West American Crustacea 563 



Horn, George H. The Coleoptera of Baja California 302 



Jordan, David Starr. Description of Evermannia, a New Genus of 



Gobioid Fishes 592 



Jordan, David S. and Charles H. Gilbert. Description of a New 

 Species of Ribbon Fish, Trachypterus Eexsalmonorum, 

 from San Francisco 144 



Merriam, C. Hart. Descriptions of Four New Pocket Mice from 



Lower California, collected by Walter E. Bryant 457 



Pergande, Theo. On a Collection of Formicidas from Lower Califor- 

 nia and Sonora, Mexico 26 



Formicidaj of Lower California, Mexico .- 161 



Price, W. W. Descriptiou of a New Wood-Rat from the Coast Range 



of Central California 154 



RiTTER, William E. Tunicata of the Pacific Coast of North Amer- 

 ica. I. — Perophora Annecteus n. sp 37 



