ENTOMOLOGICAL NEWS 



AND 



PROCEEDINGS OF THE ENTOMOLOGICAL SECTION 



ACADEMY OF NATURAL SCIENCES, PHILADELPHIA. 



VOL. XXV. 



FEBRUARY, 1914. 



No. 2. 



CONTENTS: 



Williamson Gomphus pallidus and 



two new related species (Odonata) 49 



To our Subscribers 58 



Schroers Preliminary List of Hetero- 



cera Captured in and around St. 



Louis, Missouri 59 



Crawford A Recently Described Psyl- 



lid from East Africa ( Hemip. ) 62 



The Latest Work of Prof. O. M. Reuter 65 

 Memorials to Alfred Russel Wallace... 65 



Notice to Authors 65 



Girault Standards of the number of 



eggs laid by Spiders (Aran.). Ill 66 

 Robertson Origin of Oligotropy of 



Bees (Hym.) 67 



Editorial The Influence of Insects on 



Civilization 74 



Entomological Literature 75 



Review of Legros' Fabre, Poet of Sci- 

 ence 8 r 



Review of Shelford's Animal Commu- 

 nities in Temperate America 8 2 



Review of Adams' Guide to the Study 

 of Animal Ecology 82, 85 



Notice of Transactions of the 2nd Inter- 

 national Congress of Entomology 87 



Review of Picado's Les Bromeliacees 

 Epiphytes 87 



Doings of Societies Feldman Collect- 

 ing Social (Dipt., Col., Hym., Lep.) 88 

 Convocation Week Meetings 92 



Obituary Dr. George William Peck- 

 ham 96 



Gomphus pallidus and Two New Related Species 



(Odonata). 



By E. B. WILLIAMSON, Bluffton, Indiana. 



( Plates IV and V. ) 



Recently in identifying some dragon flies from Florida col- 

 lected by my father, L. A. Williamson, I had occasion to study 

 a pair of Gomphus taken in copulation by him at Salt Lake, 

 St. Petersburg, Florida, March 31, 1913. These were evidently 

 (r. pallidus Rambur, but they certainly differed from speci- 

 mens from Texas and Oklahoma which I had at an earlier date 

 also determined as pallidus. When the Florida material was 

 first studied I had referred all my material from Texas and 

 Oklahoma to one species, and, with this idea in mind, I sent 

 rough sketches of the two species to several students in the 

 hopes of learning more of their distribution. Later, when the 

 southwestern material was studied, two species were found to 

 be included in it, to only one of which, submedianus n. sp., my 



49 





