BIOLOGY. 
Ins. 71 
Brachypterism of Perla maxima £ on the Swiss Rhine, Ris, p. 427, 
Mt. Schweiz, ent. Ges. ix. 
Colour- variation of (Edipoda miniata and other Acridiidce , Burr, pp. 
xv & xvi, P. ent. Soc. London, 1897. — Variation of colour in wings of N. 
American (Edipodince , Morse, p. 7, Psyche, viii. — Variation of colour in 
Locustidw, Scudder, p. 54, Psyche, viii. — Brachypterism in Nemobius, 
Dominique (264). 
Variation of Instinct in Chermes , Cholodkovsky, p. 43, Horse Soc. ent. 
Ross. xxxi. 
Crossing Zygcena ochsenheimeri and filipendula;, Tutt, p. 115, P. S. 
London ent. Soc. 1897. — Crossing Tephrosia bistortata and crepuscularia, 
Tutt (1106). — Interbreeding Spdosoma mendixa and var. rustica , Adkin, 
p. 205, Entomologist, 1897. — Crossed varr. of Spilosoma, Caradja, Deutsche 
cut. Zoitschr. Lop. x, pp. 371-373. 
Heredity in the dimorphic forms of Polygonia , Howard, p. 49, Bull. 
Dep. Agric. Ent. vii. — Callimorpha hera , v. lutescens , heredity in variation, 
Joannis, p. 234, Bull. Soc. ent. France, 1897. 
Superior attractions of female var. of Satyrus prieuri, Nicholl, p. lvi, 
P. ent. Soc. London, 1897. 
Tcratological antenna in Mclolontha vulgaris, Oudemans, Tijdschr. ent. 
xl, Verslag p. 23. — Some monstrosities, Coleoptera, Failla Tedaldi, pp. 
1-3, Boll. Natural, xvii. — Deformations of the wings of Lepidoptera , 
Oauckler (394). — Anomalous forms of the wings of Lepidoptera, Gauckler 
(394). — Additional appendages in Lepidoptera, 7th leg in a Smerinthus, 
Schultz (980). — Lepidoptera with supernumerary and odd-shaped wings, 
Wiskott (1195). — Xixuthrus bufo, with malformed legs, Planet, p. 287, 
Naturaliste, 1897. — Larva? of Anthrenus varius, with anticipatory wing- 
pads, Busck, p. 123, P. ent. Soc. Washington, iv. — Pentodon bipunctatum, 
with enlarged head, Viturat, p. 98, Misc. ent. v. — Abnormal antenna in 
Carabus granidatus, Carrentier, p. 326, Bull. Soc. Nord France, xii. — 
Teratological notes on some Coleoptera, Pic, pp. 224 & 225, Rev. ent. 
franc. 1897. 
Hybrids. 
List of .cases of hybridisation, Ackermann (5). — Hybrid Geometridce , 
Oberthur (797). — Hybrids of Smei'inlhus popidi and occellatus, Bacot, 
pp. 299-302, Ent. Record, 1897. — Hybrids of Biston hirtarius and pomona- 
riits , Huni-Inauen, p. 4, Mt. Schweiz, ent. Ges. x. — Hybridising Zygceivx, 
Tutt, p. iii, P. ent. Soc. London, 1897. — Hybrids of Dorcadion cethiops , 
Reitter, p. 49, Wien. ent. Zeit. xvi. — Hybridising Cimbex fagi and lutea, 
Van Rossum, Tijdschr. ent. xl, Verslag pp. 44-48. 
Colour. 
Colour from the point of view of design and pattern, Brunner (138), 
Bles (87). 
The occurrence of black-pigment in Insects, aetiology, Verhoeff (1124). 
Melanism on one rock-island off Kerry, Kane, p. 44, Irish Natural, vi. 
Color of Libellago, its variation, Forster (355). 
Value of colour to Lepidoptera, Lucas (697). 
The pigment of the wing-scales of Lepidoptera, Chapman (167). 
Experiments on colour of Vanessa as influenced by ligature of pupa, 
Urech (1109). 
Colouration of Sphingidce larva?, and of other Lepidopterous larva?, its 
utility and nature, Piepers (868, 867). 
Protection. 
Protective resemblances, Moffat (758). 
