ENTOMOLOGICAL NEWS 



AND 



PROCEEDINGS OF THE ENTOMOLOGICAL SECTION 



ACADEMY OF NATURAL SCIENCES, PHILADELPHIA. 



VOL. XX. 



JUNE, 1909. 



No. 6. 



CONTENTS: 



Fox A new species of Odontopsyllus 



a genus of the Siphonaptera 241 



Coolidge A new Thomisid 243 



Hertzog -A new Euceros 245 



Beutenmuller Descriptions of the new 



Cynipidae 247 



Hood A new genus and a new species 

 of North American Phloethripidae 



(Thysanoptera) 249 



Manee Some Observations in South- 

 ern Pines, N. Carolina 252 



Hayhurst Aphid Technique 255 



Cockerell Some Anthidiine Bees 261 



Weeks New So. American Butterflies 263 

 Brehme Notes on some New Jersey 



Lepidoptera 265 



Smith The Genitalia of the Group 

 Noctuidae of the Lepidoptera of 



the British Islands 272 



Houghlon Observations on the Mat- 

 ing Habits of Oecanthus 274 



Gillette American Snowball Louse 



Aphis viburnicola n. sp 280 



Editorial 286 



Notes and News 287 



Doings of Societies 288 



A New Species of Odontopsyllus a Genus of the 



Siphonaptera. 



BY PASSED ASSISTANT SURGEON CARROLL Fox, P. H. & M. H. 

 S., San Francisco, California. 



(Plate X.) 



Three male and ten female specimens from the California 

 field mouse (Microtus calif ornicus} collected in the Summer 

 of 1908. Mr. Rothschild pronounced this a new species, 

 closely related to O. telegoni and O. charlottcnsis. 



Odontopsyllus wymani spec, nov 



Head evenly rounded from the posterior margin of the occiput to 

 the anterior lower angle of the frons in the female; flattened on top 

 in the male. Frontal notch indistinct. Eye present. Antennal groove 

 reaches to top of head in both sexes. Gena acute at apex. Maxilla 

 triangular. Maxillary palpi almost as long as the labial palpi. Length 

 of joints as follows: 4-4-3-6. Labial palpi five jointed, extends two- 

 thirds the length of the anterior coxa. Antenna three jointed, the last 

 joint being divided into nine pseudo-joints, in which the separations 

 are more distinct on the upper surface. Second joint contains about 

 six hairs, while the first joint contains four or five small ones. The 

 frons contains two rows of bristles, the lower row of four larger ones, 

 the innermost one placed above the eye on the margin of the antennal 

 groove, the third is the smallest and placed above the eye. The upper 

 row consists of six smaller bristles. There is a row of small hnirs 



241 



