(- way ~) 
PAOE 
XX. On the Persistence of Bacilli in the Gut of an Insect during 
Metamorphosis. By A. Bacor, F.E.S. nae ean oie 
XXI. On the British (and a few Continental) species of Scoparia, 
Hw. By T. A. Cuapman, M.D., F.Z.S. a jam aad 
XXII. Notes on the Genus Catasticta, with descriptions of new 
species. By Percy I. Larny, F.Z.S8., F.E.S., and W, F. H, 
RoOsENBERG, F.Z.S.,F.E.S.... tis ad ‘< eee b 
XXIII. South African A culeate Hymenoptera in the Oxford Museum. 
By the late Cor. C. T. Bincuam, F.Z.8. With Introduc- 
tion by Pror. E. B. Poutron, D.S8c., M.A., F.R.S. <i 
XXIV. A Contribution to the Life History of Hesperia sidae, Esp. 
By Harovp Powe tt, F.E.8. ... cis jus “aa <n 
XXV. Some Remarkable Ant-friend Lepidoptera of Queensland. By 
F. P. Dopp, F.E.8. With Supplement, by E. Meyrick, 
XXVI. An Enumeration of the Rhynchota collected during the Ex- 
pedition of the British Ornithologists’ Union to Central 
Dutch New Guinea. By W. L. Distanr = ity oe 
XXVII. Report on a collection of Bombyliidae (Diptera) from Central 
Africa, with description of new species. By Pror. Marto 
Bezzi1, Turin, Italy a ges tf ge aap ae 
XXVIII. Parthenogenesis in Worker Ants, with special reference to 
two colonies of Lasius niger, Linn, By W. C. Craw ey, 
B.A., F.ES. = +A as ot its a oe 
XXIX. Experiments on the Formation of Colonies by Lasius 
Suliginosus 92. By Horace Sr. J. K. DonisTHorPr, 
F.Z.S., and W. C. CRAWLEY, B.A. ... nie ede --. 664 
XXX. Descriptions of South American Micro-Lepidoptera. By 
E. Meyrick, B.A., F.R.S. Se = 5 oe (OTD 
XXXI. New species of Hawaiian Hymenoptera, with notes on some 
previously described. By R. C. L. Perkins, D.Sc., M.A., 
F.E.S. co : 719 
XXXII. Notes on Hawaiian Hemiptera, with descriptions of new 
species. By R. C. L. Perkins, D.Sc., M.A., F.E.S.... 728 
XXXTII. On the nictitans group of the Genus Hydroecia, Gn. By the 
Rev. C. R. N. Burrows, F.E.S. a4 weg vad a 
XXXIV. On the Dates of the Publications of the Entomological Society 
of London. By the Rev. GrorcE Wueeter, M.A.,F.Z.8. 750 
Proceedings for 1911 He wa ae ane ats =. a i-cx 
Annual Meeting... a af fas — eq aa wae exi 
President’s Address Ae “ee ie ae +c a fe exvii 
General Index ae xP 3a she = a Bi ay elvi 
Special Index oe xi a oo a py ae PAA elxii 
EXPLANATION OF PLATES, TRANSACTIONS. 
Plates I, II, See pages 15 | Plates XXXTII, XXXIV. 
Plates III-VI. 8 20 See pages 451 
Plate VII, VIII. * 47 | Plates XXXV-XLIV. ,, 516-518 
Plates IX, X. a 61 | Plates XLV, XLVI. uy 527 
Plates XI-X XVII. » 157-159 | Plate XLVIL. is 576 
Plate XXVIII. " 186 | Plate XLVIII. mn 590 
Plate XXIX. > 188 | Plate XLIX. Z 604 
Plates XXX, SEKI: |, 407 | Plate L. = 656 
Plate XXXII. ¥ 416 Plates LI-LVIII, Fa 749 
