60 Insecta. 
-XI. Insecta. 
[1921] 
1345. — Parker, J. B. Notes on the 
nesting habits of Tachytes. Proc. ent. 
Soc. Washington 23 1921 pp. 103-107. 
[ Hymenoptera .] 
1346. — Parker, R. N. Insects 
living in the snow at 14,000 feet. 
J. Bombay Nat. Hist. Soc. 27 1921 
pp. 639-641. [ Collembola .] 
1347. — Parrot, L. Sur une variete 
nouvelle de Phlebotomus minutus 
Rondani. Bull. Soc. hist. nat. Alger 
12 1921 pp. 37-40 1 fig. [ Diptera .] 
1348. — Parrot, L. Sur l’armure 
genitale des Phlebotomes du groupe 
minutus Rondani et sur Phlebotomus 
fallax, nov. sp. Arch. Inst. Pasteur 
Afrique du Nord Algiers & Tunis 
1 1921 pp. 99-102 9 figs. [Diptera.] 
1349. — Parrot, L. Notes sur les 
Phlebotomes. Arch. Inst. Pasteur 
Afrique du Nord Algiers & Tunis 1 
1921 pp. 269-278 10 figs. [Diptera.] 
1350. — Parshley, H. M. Essay on 
the American species of Aradus (Ilemi- 
ptera). Trans. Amer. Ent. Soc. Phila- 
delphia 47 1921 pp. 1-106 7 pis. 
1351. — Parshley, H. M. An instance 
of miscegenation in the Gerridae. 
Ann. Soc. ent. Belgique Bruxelles 61 
1921 pp. 42-44. [Heteroptera.] 
1352. — Parsf. Die Fichtengespin- 
stblattwespe ( Lyda hypotrophica Htg.) 
im Roggenburger Forst. Zs. angew. 
Ent. Berlin 3 1916 pp. 75-96. 
[Hymenoptera.] 
1353. — Patel, P. G. Note on the 
life-history of Culicoides oxy stoma, 
with some remarks on the early stages 
of Ceratopogon. Rep. 4th ent. meeting 
Pusa Calcutta 1921 pp. 272-278 
pi. xlvii. [Diptera. j 
1354. — Patton, W. S. Notes on the 
myiasis-producing Diptera of man and 
animals. Bull. ent. Res. London 
12 1921 pp. 239-261. 
1355. — Pauly, Maria. Die Mund- 
werkzeuge der Caraboidea. Arch. 
Natg. Berlin Abt. A 81 Heft. 2 1915 
pp. 1-102 57 figs. [Goleoptera.] 
1356. — Peile, H. D. The Butter- 
flies of Mesopotamia, J. Bombay 
Nat. Hist. Soc. 28 1921 pp. 50-70. 
[Lepidoptera,] 
1357. — Pennington, M. S. Notas 
sobre una pequena coleccion de Hemi- 
pteros Heteropteros de Rio Blanco. 
Rev. Chil. Hist. Nat. Santiago 22 
1919 pp. 172-175. [Hemiptera.] 
1358. — Perkins, R. C. L. Two new 
species of bees of the genus Sphecodes. 
Ent. Mag. London 57 1921 pp. 
9-11. [Hymenoptera.] 
1359. — Perkins, R. C. L. Variation 
in British Psithyrus and remarks on 
Bombus pomorum. Ent. Mag. 
London 57 1921 pp. 82-87. [Hymeno- 
ptera.] 
1360. — Perkins, R. C. L. Notes on 
Hawaiian Plagith my sides andAnobiides, 
with descriptions of new species. 
Proc. Hawai. ent. Soc. Honolulu 4 
1921 pp. 493-506. [Coleoptera.] 
1361. — Peschet, R. Description 
d’un Canthydrus (Coleoptera- Dytiscidae) 
nouveau des iles Philippines. Philip- 
pine J. Sci. Manila 18 1921 pp. 693-694. 
1362. — Peschke, R. Die Formen 
von Pam. apollo L. der Liptauer 
Alpen und der Beler Kalkalpen (Hohe 
Tatra). Int. ent. Zs. Guben 15 1921 
pp. 21-22 35-36. [Lepidoptera.] 
1363. — Petherbridge, F. R. Obser- 
vations on the life history of the wheat 
bulb-fly (Leptohylemyia coarctata). 
J. Agric. Sci. Cambridge 11 1921 pp. 
99-105 2 plates. [Diptera.] 
1364. — Petry, A. Erebia epiphron 
Kn. vom Altvater und Brocken. 
D. ent. Zs. Iris Dresden 33 pp. 122-133 
1919. [Lepidoptera.] 
1365. — Peyerimhoff, P. de. Nouveaux 
Cottopt&res du Nord-africain. Trente- 
septi6me note : r6coltes do MM. Ch. 
Alluaud et A. Thery dans lo Maroc 
occidental. Bull. Soc. ent. France 
Paris 1921 pp. 25-27. 
1366. — Peyerimhoff, P. de. Nou- 
veaux CoUopteres du Nord-africain. 
Trente-huiti^me note : Tenebrionidae. 
Bull. Soc. ent. France Paris 1921 pp. 
. 62 - 66 . 
1367. — Peyerimhoff, P. de. Nou- 
veaux Coleopteres du Nord-africain. 
Trente-neuvi^me note : faune sahari- 
enne. Bull. Soc. ent. France Paris 
1921 pp, 231-236, [OokopUra.] 
