1 1 Insecla. 
Titles 
. 3500 
Ausien, E. E. Two new species of 
Tabanus from the Anglo-Egyptian 
Sudan. Bull. ent. Res. London 2 
1911 (173-177). [Diptera.] 71 
Austen, E. E. On the occurrence in 
North America of the European Eris- 
talis oestraceus L. Ent. Mag. London 47 
1911 (63 & 64). [Diptera.] 72 
Austen, E. E. A handbook of the 
Tsetse-flies (Genus Olossina). London 
Brit. Museum 1911 (x + 110) pis. i-x. 
73 
B., C. J. S. Dr. Samuel Hubbard 
Scudder. Canad. Entom. London Can. 
43 1911 (253 & 254). 74 
Bachmann, Max. Beobachtungen 
iiber bliitenbesuchende Insekten in der 
Eichstatter Alp. Munchen Mitt. ent. 
Ges. 2 1911 (74-80 91-94). 75 
Back, E. A. vide Morrill, A. W. 
Bacot, A. On the persistence of 
bacilli in the gut of an insect during 
metamorphosis. London Trans. Entom, 
Soc. 1911 (497-500). [Diptera.] 76 
[Baehr, W. von.] EepT>, B. <J)oitl. 06- 
pa30Banie ceiccya.jibiitix'B kjiLtokt, h 
onpejvhJienie nojia j Alphididae. [Ueber 
die Bildung der Sexualzellen und die 
Bestimmung des Geschlechtes bei den 
Aphididen. Diss.] St. Petorburg 1910 
(133) 4 Taf. 20 cm. 77 
Bagnall, R. S. Preliminary notes on 
the importance of the new family 
Urothripidae Bagnall in the study of 
the Thysanoptera. Congr. internat. 
Ent. Mem. Bruxelles 1 1911 (283-288). 
78 
Bagnall, R. S. Descriptions of three 
new Scandinavian Thysanoptera (Tubu- 
lifera). Ent. Mo. Mag. London 47 1911 
(60-63). 79 
Bagnall, R. S. Notes on some new 
and rare Thysanoptera (Terebrantia), 
with a preliminary list of the known 
British species. J. econ. Biol. London 
6 1911 (1-11). 80 
Bagnall, R. S. On two new species of 
Trichothrips from the Derwent valley. 
Newcastle Trans. Nat. Hist. Soc. 
Northumb. 3 1911 (661-663). [Thysano- 
ptera]. 81 
[BalaSov, A.] Bajiainoin,, A. O cito- 
coOiioctii nue-iti, iiepeiiociiTb jihukh. 
[Ueber die Befahigung der Bienen ihre 
Eier an andere Stellen zu tragen.] 
Pcelov. zizni Viatka 6 1911 (650-651). 
[Hymenoptera.] 82 
Balfour-Browne, F. The aquatic 
Coleoptera of the North Ebudes. Ann. 
Scott. Nat. Hist. Edinburgh 20 1911 
(149-157 210-217). 83 
Balfour-Browne, F. The aquatic 
Coleoptera of the Isle of Man with some 
remarks on the origin of the fauna. 
Naturalist London 36 1911 (131-136 
154-163). 84 
Ball, E. D. Additions to the jassid 
fauna of N. A. ( Homoptera ). Canad. 
Entom. London Can. 43 1911 (197-204). 
85 
Bankes, E. R. Notes on the life- 
histories of Dioryctria abietella Fab. 
and D. splendidella H.-S. Ent. Mo. 
Mag. London 47 (23-30). [Lepidoptera.] 
86 
Bankes, E. R. vide Porritt, G. T. 
Banks, Nathan. Notes on African 
Myrmeleonidae. Ann. Ent. Soc. Amer. 
Columbus Ohio 4 1911 (1-29) pis. i-ii. 
[Neuroptera.] 87 
Banks, N. Four new species of 
Asilidae. Canad. Entom. London Can. 
43 1911 (128-130). [Diptera.] 88 
Banks, Nathan. Cases of phoresie 
Ent. News Philadelphia 22 1911 (194- 
197). 89 
Banks, Nathan. Vsammocharidac. 
Classification and descriptions. Now 
York N.Y. J. Ent. Soc. 19 1911 (219- 
237). [Hymenoptera.] 89a 
Banks, Nathan. Descriptions of new 
species of North American Neuropteroid 
insects. Philadelphia Trans. Amer. 
Ent. Soc. 37 1911 (335-360) pis. xi-xiii. 
90 
Banks, Nathan. Notes on Indian 
Neuropteroid insects. Washington 
D.C. Proc. Ent. Soc. 13 1911 (99-106) 
pi. vi. 91 
Banks, Nathan. A note on Asco- 
dipteron. Washington D.C. Proc. Ent. 
Soc. 13 1911 (i 49-1 50) pi. xiii. [Di- 
ptera.] 92 
Banks, Nathan. A curious habit of 
one of our phorid flies. Washington 
D.C. Proc. Ent. Soc. 13 1911 (212-214). 
[Diptera.] 93 
Banks, Nathan. A tendency towards 
posterior erythrization in tho Psam- 
mocharidae. Washington D.C. Proc. Ent. 
Soc. 13 1911 (238). [Hymenoptera.] 94 
