TABLE OF CONTENTS 



Article 



Aldrich, J. M. Five new parasitic flies reared from beetles 



in China and India. No. 2753, pp. 1-7. October 19, 1928 ^_- 8 



New genus: Sigelotroxis. 



New species: Campylocera hirsuta, Adapsilia flaviseta, Sigelo- 

 troxis parvus, Pexomyia genalis, Centeter unicolor. 



. Further studies of types of American muscoid flies 



in the collection of the Vienna Natural History Museum. 



No. 2764, pp. 1-34. February 25, 1929 ' 19 



New species: Copecrypta orbitalis. 



New diptera or two-winged flies from South America. 



No. 2746, pp. 1-25. December 1, 1928 ^ 



New genera: Callesthes, Daeialeus, Reedia, Piriona. 

 New species: Odontomyia tremolerana, Ocnaea gigas, 0. falcifer, 

 Ophyra villosa, Hydrotaea fuscisquama Opsidia intonsa, Pachy- 

 ophthalmus ornaticmida, Brachycoma ruficauda, Callesthes 

 histrio, Daeialeus purpureas, Incamyia spinicosta, I. striata, I. 

 chilensis, Reedia robusta, Echinopyrrhosia trophocyon, Chaeto- 

 craniopsis argenticeps, Selenomyia virens, S. plena, S. facialis, 

 Piriona fasciculata. 



Three new species of two-winged flies of the family 



Bombyliidae from India. No. 2747, pp. 1-3. October 26, 

 1928^ 2 



New species: Aphoebantus clauseni, A. seratus, Exoprosopa sipho. 



CusHMAN, R. A. A revision of the North American Ichneu- 

 mon-flies of the genus Mesostenus and related genera. No. 

 2761, pp. 1-58. February 20, 1929 1 16 



New genera: Agonocrypius, Messatoporus, Acerastes. 



New species: Messatoporus rufiventris, M. compressicornis, M. 

 major, Listrognathus multicolor, L. agnatus, Crypturopsis 

 abdominalis, Diapeiimorpha rufigaster, D. confederata, D. 

 alabama, D. acadia, Mesostenus melanurus, Polycyrtidea limi- 

 tis, Polistiphaga zonata. 



New varieties: Listrognathus albomaculatus rufitibialis, L. a. 

 multimaculatus. 



New combinations: Agonocryptus discoidaloides, Messatoporus 

 discoidalis, Mallochia strigosa, Crypturopsis audax, C. saundersi, 

 C. armatus, Diapeiimorpha orba, D. iniroita, Derocenirus 

 macilentus (Mesostenus) Polycyrtidea pusillus, {Agrypon) 

 Polycyrtidea flavopicius, Acerastes pertinax. 



New name: Diapeiimorpha cinctiventris. 



' Date of publication. 



