104 Inseda. 
XII. Insecta. 
[1920] 
III.— SYSTEMATIC. 
General. 
Introduction to Entomology 2nd ed., 
Comstock Ithaca 1920. 
Publication and systematic entomo- 
logy, Heller pp. 167-171 Ent. Blatt. 
16. 
Importance of distribution in dis- 
tinction of species and variety, Meyer 
Ent. Mitt. 9 pp. 1-9. 
Species, subspecies and varieties, 
and their naming, McAtee Ent. News 
SI pp. 46-55 & 61-65. 
A chemical test of affinity in Insects, 
Collier Zcitschr. wiss. Insbiol. 16 
pp. 1-5. 
Evolution . of arthropods, Insects, 
Crampton Amer. Nat. 53 pp. 143-179 
1919. 
Handlirsch on fossil insects and 
phjdogeny Schroder Handbuch vol. 3- 
Phylogeny of the orders, Crampton 
pp. 116-127 figs. Psyche 27. 
Keys to the orders, Balfour- 
Brown e Cambridge 58 pp. 
Instructions for the formation and 
preservation of collections, 206 pp., 
Arnold Munchen 1920. 
Note on some amber insects, Caziot 
Rivier. sci. 1 pp. 45 & 46. 
Male genitalia, comparative anatomy, 
Crampton pp. 34-45 Psyche 27 pi. iv. 
Terminal structures of abdomen in 
male of winged insects, Crampton 
pp. 178-183 pi. vi Canad. Ent. 52. 
Origin of germ-cells, Gatenby Q. J. 
microsc. Sci. 64 pp. 133-153. 
Origin of sex (specially in Lep.), 
Schulze Deutsche ent. Zeitschr. 1919 
pp. 393-404. 
Eyes, ocelli, ocellulae, ocellanae, 
MacGillivray pp. 97-99 Ent. News 
31, Crampton T.c. pp. 153-155. 
Iridescent colour, Onslow Nature 
106 pp. 149 181 215, figs. 
Kolbe considers mutation in the 
case of various dimorphic forms, 
D.E.Z. 1920 pp. 386-408. 
Census of soil insects, Cheshire, 
3,586,088 per acre, Morris Ann. appl. 
Biol. 7 pp. 141-155. 
Foam -making larvae, Schumacher 
D.E.Z. 1918 pp. 408 & 409. 
The life cycle of insects, Forbes 
pp. 193-201 Ann. Ent. Soc. Amer. 13. 
Life cycle of orthopteroid insects, 
Walker Ann. ent. Soc. Amer. 13 
pp. 137-141. 
Mimicry, new terms, Heikertinger 
Zeitschr. wiss. Insbiol. 15 pp. 162-174. 
Sexual selection, in New Zealand, 
Hudson pp. 431-438 Tr. N. Zeal. Inst. 
52. 
The insects of Rodrigues, Snell & 
Tams P. Cambridge Phil. Soc. 19 
pp. 283-292. 
Insects as food of spiders, Bilsing 
O hio J. Sci. 20 pp. 215-260. 
The importance of collecting, Sharp 
p. 976 Rep. Pusa 3' 3. 
Collecting and preserving insects, 
Fletcher Rep. Pusa 3 3 pp. 936-974 
16 pis. 
Rearing insects in hot climates, 
Fletcher Rep. Pusa 3 3 pp. 875-894 
pis. 
North American entomology, histori- 
cal, Holland Ann. ent. Soc. Amer. 13 
pp. 1-15. 
Insects connected with Oenothera in 
New Jersey, Dickerson & Weiss J. N. 
York ent. Soc. 28 pp. 32-71 3 pis. 
Fungus insects in North America, 
Weiss & West P. biol. Soc. Washington 
33 pp. 1-20. 
Entomological notes from Leipzig, 
etc., Hesse pp. 24-35 Zeitschr. wiss. 
Insbiol. 16. 
Insects of Lake Victoria, pp. 305-318, 
Carpenter Naturalist on Lake Victoria. v 
The coloration of insects, Carpenter 
pp. 195-241 figs. T.c. 
C0LE0PTERA. 
General. 
Catalogue of such genera and sub- 
gneera of Coleoptera as have appeared 
in Wytsman’s genera and Schenkling’s 
Catalogue, Part i, Lucas Berlin 1920. 
