BIOLOGY, VARIATION. 
Ins. 85 
Variation of Lepidoptera in N. Scotland, Orkneys, and Shetland, Han- 
bury, Ent. Mag. 1895, pp. 1-12. — The most variable species of British 
insects, Dale, pp. 255 & 25G, Entomologist, 1895. — Many notices of varr. 
of British Lepidoptera in Ent. Rec. vi & vii. 
Etnydia cribrum , var. Candida , reared in England, Tutt, p. xxxviii, 
P. ent. Soc. London, 1895. 
On Wasmann’s & Spencer’s views as to nature of caste and varietal 
forms in insects, Wagner (1 178). 
Discussion of the nature and origin of the ergatogynous [worker-liko 
females] forms of ants, Wasmann (1189). 
General remarks on insect variation, Moffat (766). 
Causes of variation and aberration in imago stage of Lepidoptera , 
Standfuss (1098, 1099). 
Discontinuous variation, note on in reference to a case of double 
abnormality in Pterodela pedicularia , Giard (426). 
Variation of sexual organs and heredity, Finot, p. 60, Ann. Soc. cut. 
France, 1895. 
Temperature experiments on Lepidopterous pupae, Merrifield, 
pp. 11 & 12, P. ent. Soc. London, 1895. — Experiments as to effects of 
changes of temperature in variation of Vanessce , Fischer (372). — Effects 
of heat and cold during metamorphosis on Lepidoptera , Jourdheuille, 
pp. lxvii-lxx, Bull. Soc. ent. France, 1895.— Descriptive and critical 
remarks on Standfuss’ temperature experiments, and on Dixey’s phylo- 
genetic views on this point, Ris (969). — Rearing larva) under coloured 
glass dons not affect imago of Vaneem io ) Blanchard (1 17). 
Dodnition of terms variety, aberration, &«,, Ottolengih (830). 
Grossing Spilosoma mend lea and its var. rmlicd , Tott, pp. 75-77, Ent. 
Rec. vii. 
Proportions of the two forms of V. e-alb um in a brood from one female, 
Frohawk, p. xiii, P. ent. Soc. London, 1895. 
One-third of a brood with peculiarly formed wings, Porritt, p. xli, 
P. ent. Soc. London, 1895. 
Dimorphic Papilios reared from one brood of eggs, Edwards (323). 
Seasonal dimorphism, Butler (162) ; of butterflies in Natal, Barker 
(71) ; in some European Rhopalocera , its phenomena and nature, Weis- 
mann (1229). 
Increasing melanism in British Geometridce , Barrett & Tugyvell, 
Ent. Mag. 1895, pp. 198 & 225, Wainwrigiit, t. c. p. 241.— Melanie 
larva of Saturnia pavonia , Carpenter, p.119, t. c. — Melanie Fhigalia 
pilosaria , Porritt, Naturalist, 1895, p. 132.— Dark coloration of northern 
or autumnal Lepidoptera , Begin (84). 
White forms of various species of Planema, Butler (169). 
Number of joints of antennae of workers of Borylus Icevigatus 
correlative with size of individual, Emery, p. 451, Ann. Mus. 
Genova, xxxiv. 
Variation in size of parts of Colcopteva correlative with inutility, 
Sharp, P. ent. Soc. London, 1895, p. xxiv. 
