Publikationen und Referate. 137 



Patch, E. M. (1). A study in antennal Variation. Ann. Ent. 

 Soc. Amer., Bd. VI, p. 233—236, Tal. XXIV— XXVI. Columbus, 

 Ohio. — Variation der Fühlerringzahl bei Schizoneura [Ulmus, 

 Pyrus, Crataegus). Hat 1243 Fühler untersucht. 



— (2). Plant-Lice, Aphidae. In Johannsen (1). 1. c, Bull. 207, 

 p. 448—450. Orono. 



— (3). A note on two Elm leaf parasites. Journ. Econ. Ent., 

 Bd. VI, p. 316 — 318. Concord N. H. — Schizoneura ulmi u. 

 Seh. lanigera an Ulmen: Fühlerabbildungen. 



— (4). Aphid pests of Maine. Pt. 2. Willow family. Maine 

 Agr. Exp. Stat., Bull. 213. p. 73—92, Taf. (1—4). Orono. 



* — (5). Macrosiphum destructor and M. solanifolii. 1. c, 

 Bull. 190, 11 pp., 1 Taf. Orono 1912. 



— (6). Woolly Aphid of the Apple. 1. c, Bull. 217 p. 173 — 

 188, 6 Tafeln. Orono, Maine. — Lebenszyklus u. Migrationen der 

 Blutlaus in Amerika. 



— (7). Woolly Aphids of the Elm. 1. c, Bull. 220, p. 259—273, 

 6 Tafeln. Orono, Maine. 



— (8). Food plant Catalogue of the Aphidae of the World. 

 Part II. Salicaceae. 1. c. Bull. 217, p. 93—100. Orono, Maine. 

 — Fortsetzung zu Patch 1912 (3). 



— (9). Id. Part III. Myricaceae, Juglandaceae, Betulaceae, 

 Fagaceae, Urticaceae etc. 1. c, Bull. 220, p. 274 — 298. Orono, Maine. 



Peacock, A. D. Entomological Pests and Problems of Southern 

 Nigeria. Bull. Ent. Res., Bd. IV, p. 191—220, Taf. XXIII— 

 XXVIII. London. — Schädlinge der Baumwolle, des Kakaos, 

 Kaffees etc. Bekämpfung. 



Peneau, J. Notules hemipterologiques. Bull. Soc. Sc. Nat. 

 Ouest Fr., Bd. XXII, p. 91—99. Nantes 1912. — Larven einiger 

 Heteropteren kurz beschrieben. Drei neue Varietäten. 



Perkins, R. C. L. Fauna Hawaiensis. Introduction. Being a 

 Review of the Land-fauna of Hawaiia. Fauna Haw., Bd. I, Pt. VI, 

 p. XV— CCXXVIII, Taf. I— XVI. Cambridge. — p. XV— LXXII, 

 Das Land u. seine Flora; Beziehungen zur Fauna. Origin der 

 einheimischen Fauna, p. CXC — CCXI, Übersicht der Rhynchoten- 

 fauna; einheimische Formen (37 Gattungen, 235 Arten). 



Persons, A. C. A small series of Phromnia superba Melich. 

 Trans. Ent. Soc. Lond., 1912, Proc, p. LXXXVIII— XC. London. 



*Picado, C. Les Bromeliacees epiphytes, considerees comme 

 milieu biologique. Bull. Sc. Fr. Belg., Bd. (7) XLVII, p. 215—360, 

 Taf. (1—19). Paris. 



Pierantoni, ü. Struttura ed evoluzione dell'organo simbiotico 

 di Pseudococcus citri, Risso, e ciclo biologico del Coccidomyces 

 dactylopii, Buchner. Arch. f. Protist., Bd. XXXI, p. 300—316, 

 Taf. XX— XXII. Jena. 



*Pionneau, P. (1). Apercu sur les HemiptÄres-Heteropteres 

 et Homopteres du Departement du Card. II. — Miscell. Entom., 

 Bd. XXI, p. 2—4. Narbonne. 



8. Heft 



