@ x xxviii ) 
Newstegap (R.). A Revision of the Tsetse-Flies (Glossina), based on a study 
of the male genital armature. 
{ Bull. Entom. Research, Vol. II, 1911.] 
———— On the genital armature of the males of Glossina medicorum, Austen, 
and Glossina tabaniformis, Westwood. 
[ Bull. Entom, Research, Vol. IT, 1911. ] 
———— Observations on African Scale Insects (Coccidae) (No. 3), and On a 
New Genus of Psyllidae from Nyasaland. 
[ Bull. Entom. Research, Vol. II, 1911.] 
—-— The Papataci Flies (Phlebotomus) of the Maltese Islands. 
{Bull. Entom. Research, Vol. II, 1911.] The Author. 
Opinions rendered by the International Commission on Zoological Nomen- 
clature, 30-37. 
[Smithsonian Publication 2013, July 1911.] 
The Smithsonian Institution. 
Osporn (Herbert). Remarks on the Genus Scaphotdeus, with a Revised 
Key and Description of new American Species. 
[Ohio Naturalist, Vol. XI, No. 3, Jan. 1911.] 
Ohio State University. 
PatnE (J. H.). [See Kutxroae (V. L.).] 
Parcu (Edith M.). Gall Aphids of the Elm. 
[Maine Agric. Exper. Station, Bull. No. 181, May 1910. ] 
——-—— Four rare Aphid Genera from Maine. 
[Maine Agric. Exper. Station, Bull. No. 182, June 1910.] 
———— Macrosiphum destructor and Macrosiphum solanifolit. 
[Maine Agric. Exper. Station, Bull. No. 190, June 1911.] 
Maine Agric. Exper. Station. 
PatreRSON (I.L.). Investigations into the Habits of certain Sarcophagidae, 
with an introduction by W. F. Fiske. 
[U. 8. Dept. Agric., Bureau Entom., Techn. Ser., No, 19, Pt. III, 
Marclr 1911. | U. 8. Dept. Agric. 
Paitiuirs (W. J.). The Timothy Stem-borer: a new Timothy Insect 
(Mordellistena ustulata, Lec.). 
[U.S. Dept. Agric., Bureau Entom., Bull. No. 95, Pt. 1, March 1911.] 
U.S. Dept. Agric. 
————(E.F.). Bees. 
[U. 8S. Dept. Agric., Farmers’ Bull. No. 447, 1911.] 
——_-— The Occurrence of Bee Diseases in the United States (Preliminary 
Report). 
[U. 8. Dept. Agric., Bureau Entom., Circular No. 138, May 1911.] 
—-—— The Treatment of Bee Diseases, 
[U. 8S. Dept. Agric., Farmers’ Bull. No. 442, May 1911.] 
U.S. Dept. Agric. 
Pirrce (W. Dwight). Notes on Insects of the order Strepsiptera, with 
descriptions of New Species. 
[ Proc. U. S. Nat. Mus., Vol. XL, pp. 487-511, 1911.] 
The Smithsonian Institution. 
PruatKau (Félix). Recherches experimentales sur les fleurs entomophiles 
peu visitées par les Insectes, rendues attractives au moyen de 
liquides sucrés odorants. 
[Mém. Acad. Royale Belg., Ser. 2, Tome II,1910.] By Exchange. 
PorENnoE (C. H.). The Indian-meal Moth and “ Weevil-cut”’ Peanuts. 
[U.S. Dept. Agric., Bureau Entom., Circular No. 142, Sept. 1911.] 
U.S. Dept. Agric. 
———— [See CuitTEenpEn (F. H.).] 
QuatnTance (A. L.) and Jenne (E. L.) and Scorr (BE. W.) and BraucHEerR 
(R. W.). The One-spray method in the control of the Codling 
Moth and the Plum Curculio. 
(U.S. Dept. Agric., Bureau Entom., Bull. No. 80, Pt. 7 (revised), 
March 1911, ] U.S. Dept. Agric. 
