ENTOMOLOGICAL NEWS 



AND 



PROCEEDINGS OF THE ENTOMOLOGICAL SECTION 



ACADEMY OF NATURAL SCIENCES, PHILADELPHIA. 



VOL. XXVI. 



FEBRUARY, 1915. 



No. 2. 



CONTENTS: 



Watson New Thysanoptera from Flo- 

 rida 49 



Girault New Fragments on some well- 

 known Insects (Col., Hym., Hem.) 53 



Lyon and Cal vert Miscellaneous Notes 

 on Odonata 56 



Cresson Descriptions of new Genera 

 and Species of the Dipterous Fam- 

 ily Ephydridae II 68 



Rust Three new species of Aphelinus 

 (Hym.) 73 



Severin Experiments in Destroying 

 Fruit Infested with Fruit Fly Mag- 

 gots ( Dipt. ) 78 



The Seventieth Birthday of Prof. Mets- 

 chnikoff 83 



Editorial Selection of Papers for Sci- 

 entific Meetings 84 



Change of Address 85 



Entomologists in the War 85 



Identification of Specimens 85 



Entomological Literature 86 



H. S. Review of Fletcher's Some South 

 Indian Insects and Other Animals of 

 Importance Considered Especially 

 from an Economic Point of View. . . 88 

 H. S. Review of Herrick's Insects In- 

 jurious to the Household 89 



H. S. Review of Slingerland and Cros- 

 by's Manual of Fruit Insects 89 



Doings of Societies The Convocation 



Week Meetings 90 



Obituary John Muir 95 



William Warren 96 



Dr. Daniel Elmer Salmon... 96 

 Erratum 96 



New Thysanoptera from Florida. 



By J. R. WATSON, ( lainesville, Florida. 



(Plate II) 



The types of the new species here described are in the col- 

 lection of the Florida Agricultural Experiment Station and 

 cotypes will be placed in the U. S. National Museum. 



Cryptothrips pini n. sp. (PI. II, figs. 1-4). 



General color very dark brown, almost jet Mack by reflected light. 

 9 . Total length 1.7 mm.; head .24 mm. long, .16 mm. in breadth; 

 prothorax, length .14 mm., width .22 mm.; mesothorax, width .29 mm.; 

 abdomen, width .31 mm. ; tube, length .12 mm., width at base .069 mm. ; 

 antennae: i, 24.3; 2, 46.6; 3, 61.4; 4, 56; 5, 47; 6, 40; 7, 41 ; 8, 30; total 

 length 3/3 microns. 



Head one and one-half times as long as broad ; cheeks slightly 

 rounded and bearing a few very weak and short spines. Eyes reddish 

 brown, slightly bulging ; posterior ocelli situated far forward near the 

 anterior ends of the eyes with the inner margins of which they are 

 contiguous. Mouth cone large and rounded at the apex, reaching 

 nearly to the posterior margin <>f the prothorax. Antennae eight-seg- 

 mented, one and one-half times as long as the head ; segments I and _ 

 dark brown, nearly as dark as the head; 3 brownish yellow, 4 varying 

 from yellowish brown to light brown, 5-8 light brown; hairs weak and 

 inconspicuous, a pair of heavy cones on segments 4 and 5. 



49 



