X TABLE OF CONTENTS. 



Page. 



T\ssiN, Wirt. xSce under Merrill, George P Ti>-82, 24:1-244: 



Vaughan, T. Wayland. Some Madreporarisin Corals from 

 French Somaliland, East Africa, collected l)y Dr. Charles 

 Gravier.— No. 1526. April 18, 1907 « 249-266 



New sjieeies: I'luii-Oijyru sonialinisis, I'. ;,r(irieri, (iouUipura .toma- 

 liensix, (,'. iljihontiensis. 



Weckel, Ada L. The Fresh-water Amphipoda of North 



America.— No. loUT. February 4, 1;k»7 " 25-58 



New species: (lammaru^ ramellvii, G. c{ccu><. 



Weller, Stuart. Descriptions of New Species of Ordovi- 



cian Fossils from China.— No. 1549. June 15, 1907 « 557-563 



New species: Plectorthls urllUsi, CUtamhoniics dtinensis, Hemipronites 

 tenuistriata, Ampyx chinensis, Asaplms hlackuelden, A. taningen-'ii^, 

 A. asiaticH>!, A. licris, ,1. chinensiff, Megalaspk minor, Jllicnas bron- 

 troidra. 



Williams, Henry Shaler. A New Brachiopod, Kensse- 

 laeria mainensis, from the Devonian of Maine. — No. 1527. 



April 18, 1907" 267-269 



New species: Rensselaeria 7nahiensis. 



WiLLiSTON, Samuel W. The Skull of Brachauchenius, with 

 Observations on the Relationships of the Plesiosaurs. — 

 No. 1540. June 15, 1907 « 477-189 



Wilson, Charles Branch. Additional Notes on the Devel- 

 opment of the Argulida% with Description of a New 



Species.— No. 1531. May 23, 19<»7 « - - 411-121 



New species: Argnbia appendlcidosiiit. 



Date of publication. 



