[1921] 
XI. Insecta. 
Insecta. 71 
1604. — Sheldon, W. G. Oxigrapha 
literana L. : its life-cycle, distribution 
and variation. Entomologist London 
54 1921 pp. 129-135 157-161 187-190 
209-211 pi. i. [ Lepidoptera .] 
1605. — Sheldon, W. G. The life- 
cycle and habits of Cydia leguminana 
Z., with a note on its synonymy. 
Entomologist London 54 1921 pp. 
225-229. [ Lepidoptera .] 
1606. — Sheljuzhko, L. Einige 
Ergiinzungen zu meinen Arbeiten. 
I), ent. Zs. Iris Berlin 32 pp. 130-133 
1919. [Lepidoptera.] 
1607. — Shestakov, A. De duabus 
speciebus novis exoticis generis Cer- 
ceris Latr. ( Hymenoptera , Crabronidae). 
Rev. Russe ent. Petrograd 16 1917 
pp. 316-318. 
1608. — Shestakov, A. Notice sur 
les esp6ces du genre Cerceris Latr. de 
Finlande. Rev. Russe ent. Petrograd 
16 1917 p. 410. [Hymenoptera.] 
1609. — Siegel, A. Pamphila palae- 
mon Pall. nov. ab. habeneyi Sgl. Int. 
ent. Zs. Guben 15 1921 p. 144. [Lepi- 
doptera.] 
1610. — Siegel, A. Odezia atrata L. 
Int. ent. Zs. Guben 15 1921 p. 160. 
[Lepidoptera.] 
1611. — Sihler, .D. Die Gespinstmotte 
Hyponomeuta evonymellus und ihre 
Tatigkeit als Papiermacherin. Jahresh. 
Ver. Wurtt. 76 1920 pp. xxiv— 
xxvii 4 figs. [Lepidoptera.] 
1612. — Sikord, H. Zur Bedeutung 
der Riickendriise des J bei der Ktichen- 
schabe ( Phyllodromia germanica). Zs. 
angew. ent. Berlin 4 1918 pp. 374-375. 
[Orthoptera.] 
1613. — Silvestri, F. A new species 
of Termitaphis ( Hemiptera-Heteroptera ) 
from India. Rec. Ind. Mus. Calcutta 
22 1921 pp. 71-74 3 text-fig. 
1614. — Silvestri, F. Prima notizia 
sulla presenza della mosca delle olive 
e di un parassita di essa in India. 
Mem. Acc. Lincei Roma 25 1916 pp. 
424-427 [Diptera, Hymenoptera.] 
1615. — Silvestri, F. Descrizione 
di alcuni Tisanuri indo-malesi. Boll. 
Lab. Portici Portici 11 1916 ? pp. 
85-119. [ Aptera .] 
1616. — Silvestri, F. Gustavo 
Leonardi. Boll. Lab. Portici Portici 
11 1921 pp. 291-298. 
1617. — Silvestri, F. Contribuzioni 
alia conoscenza biologica degli Imeno- 
ttzri parassiti. V. Sviluppo del Platy- 
gaster dryomyiae Silv. Boll. Lab. 
Portici Portici 11 1921 pp. 299-326 
pis. v-vii. 
1618. — Silvestri, F. Contribuzioni 
alia conoscenza degli insetti damnosi e 
dei loro simbionti. V. La Cocciniglia 
del nocciuolo ( Eulecanium coryli L.). 
Ann. Scuola Portici 2 Ser. 15 Paper 
No. 24 1919 pp. 1-74 figs. 1-34. [Homo- 
ptera.] 
1619. — Sjostedt, Y. Acridiodea 
Australica. Monographic der bisher 
von Australien bekannten Heu- 
schrecken mit kurzen Fiihlern. ►Stock- 
holm Vet. Ak. Handl. 62 1921. No. 3 
pp. 1-318 figs. [Orthoptera.] 
1620. — Skaife, S. H. On a species 
of Microdon fly ( Diptera ) from Natal. 
Trans. Roy. Soc. S. Afric. Cape Town 9 
1921 pp. 221-222 pi. xiii. 
1621. — Skaife, S. H. On Braula 
caeca , Nitzsch, a dipterous parasite of 
the honey bee. Trans. R. Soc. S. 
Africa Cape Town 10 1921 pp. 41-48 
figs. 1-11. 
1622. — Skaife, S. H. A Tachinid 
parasite of the honey-bee. S. Afr. J. 
Sci. Johannesburg 17 1921 pp. 196- 
200 3 text-fig. [Diptera.] 
1623. — Skaife, S. H. Some factors 
in the natural control of the wattle 
bagworm. S. Afric. Journ. Sc. 
Johannesburg 17 1921 pp. 291-301 
15 text-fig. [Lepidoptera.] 
1624. — Skinner, H. Moths collected 
at Hot Springs, Virginia. Ent. 
News Philadelphia 32 1921 pp. 66-71 
[ Lepidoptera .] 
1625. — Skinner, H. A new species 
of Melitaea from Montana. Ent. 
News Philadelphia 32 1921 p. 89. 
[Lepidoptera.] 
1626. — Skinner, H. Two new species 
of Hesperidae. Ent. News Phila- 
delphia 32 1921 p. 236. [Lepidoptera.] 
1627. — Sloane, T. G. Revisional 
notes on Australian Carabidae. Part 
vi, Tribe Bembidiini. Proc. Linn. 
Soc. N. S. Wales Sydney 46 1921 pp. 
192-208. [Coleoptera.] 
