ANATOMY, PHYSIOLOGY, BIOLOGY. 
Ins. 65 
of low temperature on young larva of Ilyponomeuta, Bugnion (113). — 
The freezing of living insects, KociiS (477). — Effect of change of climate 
on period of emergence of Lepidoplerct from pupa, Mathew (569). — 
Insects at the hotsprings in Yellowstone Park, Hubbard (420) ; in the 
great salt lake at Utah, Sciiwarz (777).— Delay by cold in development 
of Hymenoptera , Nicolas (622). 
Reproduction of lost limbs, Watson (940). 
Cave insects, Berg (54). — Freshwater insects, Zacharias (972). — 
Relations of beetles and ants, Wasmann (929). — Ants’-nest beetles, 
Wasmann, (928, 932) ; Emery (240). — The relations of ants’-nest beetles 
to different colonies and species of ants, Wasmann (930). — Myrme- 
copliilous insects, Brinkmann (93) ; Wasmann (928). — Termitophilous 
beetles, Wasmann (934). — Associated ants, Wasmann (927). — Wasp-nest 
insects, Newstead (618). — Hymenoptera that are usual internal 
parasites become external parasites on larva that feed internally, 
Riley, Ins. Life, iii, p. 276. 
Luminous insects, additions to list of, Failla-Tedaldi, Nat. Sicil. x, 
pp. 84-86. — Luminous Dipterous larva, Hudson & Skuse (425). — Migra- 
tory flights of butterflies, Pjepers (657). — Migration of butterflies in 
Jamaica, Plaxton (659). — Migration of Callidryas enbule , Davis, Ins. 
Life, iii, p. 335 ; of Uranidia fulgens , Druce, Biol. Centr. An\. Heter. ii, 
p. 3. — Spreading of habitat, Hofmann, Ent. M. M. (2) ii, p. 21. — Terres- 
trial locomotion of insects, Demoor (177). — Pedestrian locomotion in 
insects, Dixon, Nature, xliii, p. 223. — Photography of insects in move- 
ment, Marey (560). 
Colour-varieties in Lcpidoptera, Cockerell, Ent. xxiv, p. 229. — Varie- 
ties of common Lcpidoptera , Oberthur, Bull. Soc. Ent. Fr. 1891, p. clxii. 
— Variation of some Lcpidoptera, Fuchs (308). — Formation of tail of 
Lcpidoptera , Oberthur, Etudes, xiv, p. 5 ; similar varr. of Parnassius 
apollo , id. pi. iii, figs. 19-21. — Varieties of British Noctuidce , preceded by 
some notes on their causation or correlation, Tutt (884 ). — Ilepialus 
humuli , $ with $ coloration, Brants, Tijdschr. ent. xxxiv, p. cxvi. — 
Ampliidasys betularia and Chimabacche fagella , black varr., Snellen, 
Tijdschr. Ent. xxxiv, p. xvi . — Ilepialus lupulinus, light var., Maxsted, 
Ent. xxiv, p. 197.— S.janira vaf., Renshaw, Ent. xxiv, p. 266 — E.jahira 
var., and Vanessa c-album var., Palmer & Froiiawk, Ent. xxiv, p. 216. — 
Varieties of Epinephele janxra and hyperanthus , Froiiawk, p. xx, P. E. 
Soc. 1891. — Variation in neuration in Hydriomcna pluv.dra , Meyiiick, 
p. 861, P. Linn. Soc. N.S.W. (2) v . — Plotheia frontalis, Wlk., great varia- 
tion in,HAMrsoN, P. E. Soc. 1891, p. vii . — Zygoma filipendulcc , variation 
of, South, Ent. xxiv, p. 233 .— Zygoma filipcndulai , var. cer intis, Robson, 
Ent. xxiv, p. 296 . — Cidaria reticulata var., IIodgkinson, Ent. xxiv, p.266; 
Lycana corydon , Sykes, t. c. p. 266. — Varieties of a large number of 
species of British Lepidopiera are specially noticed in Ent. Rec. ii, passim. 
— Larval varieties, Soule, Psyche, vi, p. 149. — Variation of larva of 
Smerinthus astylus, Soule, Psyche, vi. p. Sl.—Satyi'us megeera , var. of 
pupa, Hawes, Ent. xxiv, p. 195 . — Plusia gamma, variation of pupa, 
1891 . [vol. xxvin.] e 5 , 
