TITLES. 
Ins. 57 
1028. [Pj£ringuey, L.] Sixth contribution of the South African Coleo- 
pterous fauna. Description of new species of Coleoptera in the collection 
of the South African Museum. Ann. S. African Mus. iii, pp. 167-299, 
pi. xiii. 
1029. - — Some new Coleoptera collected by Rev. Henri A. Junod at 
Shilouvane, near Leydsdorp, in the Transvaal. Nov. Zool. xi, 
pp. 448-450. 
1030. Perkins, R. C. L. History of the occurrence of the sugar-cane leaf- 
hopper, Perkinsiella saccharicida Kirkaldy in Hawaii. Revised edition 
Rep. exp. Stat. Hawaii 1904, pp. 43-66. [. Homoptera .] 
1031. Perraud, J. Sur la perception des radiations lumineuses chez 
les Papillons nocturnes et 1’emploi des lampes-pi&ges. C.R; Ac. Sci. 
cxxxviii, pp. 992-994. [. Lepidoptera .] 
1032. . Sur la perception des radiations lumineuses chez les Papillons 
nocturnes et 1’emploi des lampes-pikges. C.R. Soc. Biol, lvi, pp. 619-691 . 
1033. Petersen, W. Uber indifferente Charaktere als Artmerkmale. 
Biol. Centrbl. xxiv, pp. 423-431 and 467-473. 
Relates to a review of his previous work by Jordan (cf. Zool. Rec. 1903) 
and includes that physiological considerations must be included in 
discussions as to the origin of species. 
1034. . Ueber Dendrolimus pini L. und D. segregatus Butl. ( Lepido- 
ptera , Lasiocampidce). Rev. Russe Ent. iv, pp. 163-166. 
1035. Petri, K. Beschreibung einiger neuer Lixus- Arten. Wien. ent. 
Zeit. xxiii, pp. 65-77. [Coleoptera.] 
1036. . Bestimmungs-Tabelle der mir bekannt gewordenen Arten 
der Gattung Lixus Fab. aus Europa und den angrenzenden Gebieten. 
T. c. pp. 183-198. [ Coleoptera .] 
1037. . Fiinf neue Lixus- Arten. Ann. Mus. Hungar. ii, pp. 233-236. 
[< Coleoptera .] 
1038. Petry, A. Nepticula thuringiaca n. sp. Ent. Zeit. Stettin lxv, 
pp. 179-181. [ Lepidoptera .] 
1039. . Beschreibung neuer Microlepidopteren aus Korsika. T. c. 
pp. 242-254. 
1040. . Zwei neue Gelechiiden aus den Central- Pyrenaen. Deutsche 
ent. Zeitschr. Iris xvii, pp. 1-6. [ Lepidoptera .] 
1041. Peyerimhoff, P. de. Description d’un nouveau Silphide cavernicole 
de l’Ard&che. Bull. Soc. ent. France 1904, pp. 185-187. [ Coleoptera .] 
1042. . CoUopth'es cavernicoles inedits recucillis dans les Basses- 
Alpes. T. c. pp. 201-203, and 214-216. 
1043. . fltudes sur le genre Ty elms Leach. Abeille xxx, pp. 169-180. 
[Coleoptera.] 
1044. . La larve des Insectes Metabola et les id^es de Fr. Brauer 
(Fin.). Feuille Natural, xxxiv, pp. 41-45. 
1045. Philiftschenko, J. Zur Anatomie der Campodea staphylinus 
Westw. Trudui St. Peterb. Obshch. xxxv, pp. 440-454 (in Russian); 
resume in German pp. 455, 456. 
1046. Phillips, E. F. Variation in Bees. — a reply to Mr Lutz. Biol. 
Bull, vii, pp. 70-74. 
