TABLE OF CONTENTS 



Article 



Aldrich, J. M. New species of two-winged flies of the family 

 Cyrtidae,[with a new genus^from the Phihppines. No. 2705, 

 pp. 1-4. October 13, 1927 1 9 



New genus: Rhysogaster. 



New species: Lasia colei, L. rostrata, Rhysogaster implicata. 



Redescription of types of American muscoid 



flies in the collection of the Vienna Natural History Museum, 

 with incidental notes. No. 2703, pp. 1-35. December 31, 

 1927 1 7 



New genus: Pammaerus. 



New species: Euantha interrupta. 



Alexander, Charles P. Undescribed crane flies from the 

 Holarctic region in the United States National Museum 

 No. 2698, pp. 1-17. November 2, 1927 ^ 2 



New species : Brithura nyviphica, Eriocera grahami, E. fumipennis, 

 E. cybele, E. arrogans, Limonia nitidiuscula, Dicranomyia penicil- 

 lata, D. negligens, Dicranoptycha occidentalis, Limnophila (Ephelia) 

 aldrichi, L. {Phylidorea) columbiana, L. (P.) microphallus, L. 

 nigrofemorata, Ulomorpha aridela, Tricyphona stenoptera. 



Bassler, Ray S. {See Ganu, Ferdinand) 14 



Berry, Edward W. The flora of the Esmeralda formation in 

 Western Nevada. No. 2719, pp. 1-15. December 19, 

 1927 ' 23 



New species: Azolla tertiaria, Potamogeton knowltoni, Salix knowl- 



toni, Ceratophyllum fossilium. Vaccinium ellipticum. 

 New variety: Quercus simulata truncata. 



Canu, Ferdinand, and Ray S. Bassler. Fossil and recent 

 bryozoa of the Gulf of Mexico region. No. 2710, pp. 1-199. 

 March 9, 1928 ' 14 



New species: Quadricellaria caraibica, Flustra {Carbasea) capitata, 

 Aplousina tuberosa, Hincksina periporosa, Membrendoecium stridor- 

 ostris, Vibracellina laxibasis, Antropora pustulata, Alderina{f) 

 pyriformis, Gephyrotes spinosum, Marssonopora uncifera, Callopora 

 pumicosa, C. caudata, C. tenuissima, Cauloramphus opertus, Mem- 

 braniporella petasus, Cribrilina lineata, Acanthocella clypeata, 

 Dendrobeania lamellosa, Tremogasterina granulata T. ventricosa, 



1 Date of publication. 



