55 Insecta. 
Titles. 
3500 
Lucas, D. Contribution & l’etudc des 
LtpidopQres maroecains. Bull. Soc. 
ent. France Paris 1920 (253 <fc 254). 1139 
Lucas, P. Contribution h l’6tudo dcs 
L&pidoptfocs du Maroc. Bull. Soc. ent. 
Franco Paris 1920 (297 & 293). 1140 
Lucas, R. Catalogus alphabcticus 
generum et subgenerum Coleopterorum 
orbis terrarum totius. Pars i 1 Berlin 
1920 R. Strieker (xxvi -f- 096). 1141 
Lucas, W. J. A monograph of the 
British Orthoptera. London Ray. 
Society 1920 (xi + 2G4) 25 pis. 1142 
Lucas, W. J. Notes on British 
Orthoptera, 1919. Entomologist Lon- 
don 53 1920 (128-131). 1143 
Lucas, W. J. Notes on British 
Odonata, 1919. Entomologist London 
53 1920 (205-209). [ Paraneuroptera .] 
1144 
Lucas, W. J. Notes on British 
Neuroptera in 1919. Entomologist 
London 53 1920(254 & 255). 1145 
Lucas, W. J. Leucorrhinia dubia 
Vanderlinden. Lancash. & Chesh. 
Natural. 13 1920 (12-17) pi. 1146 
Ludlow, C. S. Siberian Anopheles. 
Psyche Boston 27 1920 (74-78). [Di- 
pteral 1147 
Lundbeck, W. New species of Aphio- 
chaeta from Denmark (Phoridae. Di - 
ptera). Kobenhavn Nath. Medd. 71 
1920 (1-34). 1148 
Lundbeck, W. Remarks on Para- 
spiniphora maculata. Meig., notata Zett., 
bergenstammi Mik and domcstica Wood, 
together with change of names of three 
newly described species of A phiochaeta. 
Kobenhavn Nath. Medd. 71 1920 (125- 
132) 2 figs. [Diplera. J v 1149 
Lundblad, O. To lidet kendte danske 
Vandtseger. Mesovelia jurcata Muls. & 
Rey and Hydrometra gracilenta Horv. 
Contributions to the knowledge of two 
Danish Hydrometridae. Kobenhavn 
Flora og Fauna 1920 (57-60) Remarks 
by O. Jacobsen (75). [ Iieteroptera .] 
1150 
Lundblad, O. Einar Sellman. Ent. 
Tidskr. Uppsala 41 1920 (141-143) 
portr. 1151 
Lutz, F. E. and Cockerell, T. D. A. 
Notes on the distribution and biblio- 
graphy of North American bees of the 
families Apidae.Meliponidae, Bombidae, 
Euglossidae, and Anthophoridae. Bull. 
Amer. Mus. New York 42 1920 Art. xv 
(491-641). [Hymenoplera.] 1152 
Lyle, G. T. Contributions to our 
knowledge of British Braconidae. No. 
5 Sigalphidae. Entomologist London 
53 (66-60). 1153 
Lyle, G. T. Contributions to our 
knowledge of the British Braconidae. 
No. 6, Agathidae. Entomologist Lon- 
don 53 1920 (177-186, 227-230, 248- 
250). [Hymenoplera.'] 1154 
Lynch, Clara J. An analysis of cer- 
tain cases of intra-specific sterility. 
Genetics Princeton N. J. 4 1919 (501- 
533). [Diplera.] 1155 
McAtee, W. L. Key to the nearctic 
species and varieties of Erythroneura 
( Homoptera , Eupterygidae). Trans. 
Amer. ent. Soc. Philadelphia 46 1920 
(267-321) pi. xii. 1156 
McAtee, W. L. Cercopidae of the 
vicinity of Washington, D.C., with 
descriptions of new varieties of Clasto - 
ptera. Proc. biol. Soc. Washington 33 
1920 (171-176). [Homoptera.] 1157 
McAtee, W. L. Specific, subspecific 
and varietal categories of insects and the 
naming of them. Ent. News Philadel- 
phia 31 1920 (46-55, 61-65). 1158 
McAtee, W. L. vide Alexander & 
McAtee. 
McAtee, W. L. and Banks, N. Dis- 
trict of Columbia Diplera : Asilidae. 
Proc. ent. Soc. Washington 22 1920 (13- 
33). 1159 
McCarthy, T. Banana root borer 
( Cosmopolites sordidus Germar). Agric. 
Gaz. N.S.W. Sydney 31 1920(865-872) 
pis. i-ii. [Coleoplera.] 1160 
McColloch, J. W. vide Hayes & 
McColloch. 
MacDowell, E. C. Bristle inheritance 
in Drosophila, iii. Correlation. Joum. 
Exper. Zool. Philadelphia 30 1920 
(419-460). [Diptera.] 1161 
McDunnough, J. Remarks on 
Hubrer’s Tentamen. Ent. Rec. London 
32 1920 (11 & 12). [Lepidoptera.] 1162 
McDunnough, J. H. Studies in 
North American Cleorini ( Oeometridae ). 
Bull. Canada Dep. Agric. Ent. Ottawa 
18 1920 (1-64) pis. i-xi. [Lepidoptera.] 
1163 
