BIOLOGY. 
Ins. 73 
Resemblance of parasitic larva to an egg of the ovary on which it feeds, 
Pantel (819). 
Spiny Insects on spiny plants, discussion, P. ent. Soc. Washington, iv, 
p. 173. 
Mimicry amongst oak-galls, Thomas (1080). 
Resemblance of a Mantis , Rhyllocrania illudens , to dead leaves, Burr, 
p. lv, P. ent. Soc. London, 1897. 
Phytogeny, Evolution, Heredity. 
Selection, utility, etc., Emery (291). 
Account, with discussion, of Eimer’s views, Linden (684, 685). — Eimer’s 
views on the origin of species, etc., Marchal (715). 
Natural selection and Social Insects, Aurivillius (36). 
Origins of parasitic bees, P^rez (826). 
Relation of natural selection to the Biology of Cecidomyia , Marchal, 
Ann. Soc. ent. France, 1897, p. 40 ; origin of a species by pcecilogony, id. 
t. c. p. 51. 
Rapidity of development of cavernicolous characters, discussion, P. ent. 
Soc. Washington, iv, p. 59. 
Mimicry as evidence for Natural selection, Poulton (878). 
Bionomic importance of Lepidoptera, Seitz (999). 
The causes of disappearance of an Insect, Forbes, pp. 45-50, Rep. Ins. 
Illinois, xx. 
Causes of variation, notes on recent experiments, Dixon (257). 
Bearing of Palaeontology on evolution, Meunier (741). 
Origin of wings, Jaworowski (552). 
Phylogeny of the Orders, Smith (1035). — Phylogeny of Diptera, Bengts- 
son (66). 
Relation of Thysanura to higher Insects, Heymons, Zeitschr. wiss. Zool. 
lxii, pp. 614-618. 
Phylogeny and classification of Lepidoptera , Rhopalocera , Grote (429). — 
Phylogenetic tree of Rhopalocera, Grote (430). — Phylogeny of Saturniides , 
Grote (432). 
Etiology of colouration in Lepidoptera, Mayer (728). 
Coloration of Sphinqidce larvae not protective ; the horn and phylogeny, 
Piepers (867, 868). 
Wing-nervures, evolution of changes in, Grote (431). — Phylogeny of 
wing nervures of butterflies, Grote (435). 
Phylogeny of elytral sculpture in Carahidce, Diez (242). 
Phylogeny of Carabus, Lapouge (651). 
Causation of ergatogynous forms of Formicidce, Marchal (713). 
Evolution of instinct, Wasmann (1158). 
Design in Insect-colouration, Brunner (138), Bles (87). 
Critical resum^ of Standfuss’ views as to fertility of hybrids, heredity in 
varieties, etc., Dixey, pp. 1-liii, P. ent. Soc. London, 1897. 
Heredity in Termitidce , Grassi, p. 32, note, Q. J. Micr. Soc. xl. 
Reproduction of wasps and heredity, Latter (658). 
Heredity in varieties, cf. p. 7i. 
Galls. 
General information, Trail (1092). — Interim nomenclature for galls, 
Patton (821). 
Anatomy of galls, Fockeu, Rev. Soi. 1897, ii, p. 370. 
Characters of Cynipid galls, Kieffer (574). — N. American Cynipid 
galls, Ashmead (32). 
Gall-mimicry, Thomas (1080). 
