VIII TABLE OF CONTENTS 



Article 



Rathbun, Mary J. Fossil crabs from the Republic of Haiti. 



No. 2477. pp. 1-6. April 28, 1923 ^ 9 



New species: Portunus (Portunus) haitensis. 



Shannon, Earl V. Crystallographic notes on Stephanite in 

 a silver ore from Mexico. No. 2479, pp. 1-6. April 12, 

 1923^ 11 



Van Duzee, M. C. Notes and descriptions of two-winged 

 flies of the family Dolichopodidae from Alaska. No. 2490, 

 pp. 1-16. January 4, 1924 1 21 



New species: Diaphorus brevinervis, Campsicnemus calcaratus, C. 

 americanus, Argyra ciliata, Porphyrops terminalis, P. borealis, P. 

 nudus, P. albibarba, Nothosympycnus cilifemoratus, Hydrophorus 

 minimus. 



Webber,RayT. (See Aldrich, J. M.) 17 



> Date of publication. 



