G6 Insecta. 
XI. Insecta. 
[1921] 
1487. — Rober, J. Ueber bekannte 
und neue Schmetterlinge. Ent. 
Rundsch. Stuttgart 38 1921 pp. 4-5 
7-8 11. [ Lepidoptera .] 
1488. — Roberts, A. W. R. On the 
life history of wireworms of the genus 
Agriotes Esch., with some notes of that 
of Athous haemorrhoidalis. Ann. 
appl. Biol. Cambridge 8 1921 pp. 
193-215 pi. iv. [ Coleoptera .] 
Roberts, E. vide Detlefsen and 
Roberts. 
1489. — Roemer, M. Wichtige 
Fragen der Bienenziichtung. Zs. 
atigew. Ent. Berlin 4 1918 pp. 267- 
273. [ H ymenoptera .] 
1490. — Roepke, W. Eine neue 
Dodona aus dem West-Javanischen 
Hochgebirge : Dodona aponata van- 
leeuwenii. Treubia Buitenzorg 2 
1921 pp. 84-88 1 pi. [ Lepidoptera .] 
1491. — Rohwer, S. A. Descriptions 
of new Philippine wasps of the sub- 
family Pseninae. Philippine J. Sci. 
Maniia 18 1921 pp. 309-323. [Hyrneno- 
ptera .] 
1492. — Rohwer, S. A. Some 
Philippine wasps of the family Chry- 
sididae. Philippine J. Sci. Manila 
18 1921 pp. 691-692. [H ymenoptera.] 
1493. — Rohwer, S. A. The Philip- 
pine wasps of the subfamilies Scoliinae 
and Elidanae. Philippine J. Sci. 
Manila P.1. 19 1921 pp. 75-90. [ Hymeno - 
ptera.] 
1494. — Rohwer, S. A. Descriptions 
of new Chalcidoid flies from Coim- 
batore, South India. Ann. Nat. 
Hist. London 7 1921 pp. 123-135. 
[ Hymenoptera .] 
1495. — Rohwer, S. A. Notes on 
sawflies, with descriptions of new 
genera and species. Proc. U.S. nat. 
Mus. Washington 59 No. 2361 1921 
pp. 83-109. [H ymenoptera.] 
1496. — Rohwer, S. A. Notes and 
descriptions of neotropical sawflies 
of the subfamily Perreyiinae. Proc. 
U.S. nat. Mus. Washington 59 No. 
2366 1921 pp. 161-167. [Hymenoptera.] 
1497. — Rohwer, S. A. Some notes 
on wasps of the subfamily Nyssoninae, 
with descriptions of new species. 
Proc. U.S. nat. Mus. Washington 59 
No. 2374 1921 pp. 403-413. {Ilymeno- 
ptera.] 
1498. — Rolet, A. La lutte contre 
les criquets ravageurs des recoltes. 
Rev. gen. sci. Paris 31 1920 pp. 718- 
727. [Orthoptera. J 
1499. — Roman, A. Henning 
Nordenstrom. Ent. Tidskr. Uppsala 
41 1921 pp. 139-141 photo. 
1500. — Ross, E. Ueber das Vor- 
kommen fremdlandischer Coleopteren 
im mitteleuropaischen Gebiet, Int. 
ent. Zs. Guben 14 1921 pp. 169-170 
177-178 193-194 15 1921 pp. 1-2 
41-46 57-58 73-74 89-90 105-106 
121-122 134-136. 
1501. — Ross, W. A. Notes on the 
control of the Rose Midge. Ann. 
Rep. Ent. Soc. Ont. Toronto 51 1921 
pp. 63-66. [Diptera.] 
Ross, W. A. vide Caesar and Ross. 
1502. — Roth, M. P. Curieuse 
anomalie dans la nervation des ailes 
d’un Pelop ee(Pelopaeusspirifex, Linne). 
Bull. soc. hist. nat. Alger 11 1920 
p. 140. [Hymenoptera.] 
1503. — Roth, P. Sur quelques 
variations de couleur d ' Ammophila 
nasuta , V. Bull. soc. hist. nat. Alger 
11 1920 pp. 15-16 86-87. [Hymeno- 
ptera.] 
1504. — Roth, P. Au sujet des 
victimes de Bembex mediter.anea Handl. 
Bull. Soc. hist. nat. Alger 12 1921 
pp. 130-131. [ Hymenoptera .] 
1505. — Rothschild, the Lord. Cap- 
tain Angus Buchanan’s Air Expedition, 
v. On the Lepidoptera collected by 
Captain A. Buchanan in northern 
Nigeria and the southern Sahara in 
1919-1920. Novit. Zool. Tring 28 
1921 pp. 142-170 215-229. 
1506. — Rothschild, the Lord. Moths 
of Mesopotamia and N.W. Persia. 
Part I. Noctuidae, Lemoniidae and 
Pyralidae. J. Bombay Nat. Hist. 
Soc. 28 1921 pp. 170-183. [Lepi- 
doptera.] 
1507. — Rothschild, N. C. Siphona- 
ptera from Juan Fernandez. The 
natural history of Juan Fernandez 
and Easter Island ed. by C. Skottsberg 
3 1921 pt. 1 p. 48 Uppsala. 
