141 Insecta. 
Subject Index. — Physiology. 
Spermatogenesis, Acridiidae, short 
note ; McClung. 
Spermatogenesis of the honey bee ; 
Mark and Copeland. 
Chromosomes in the spermatogenesis of 
the Hemiptera Heteroptera ; new terms; 
Montgomery, 1. 
Terminology of aberrant chromosomes 
and their behaviour, Hemiptera ; Mont- 
gomery, 2. 
Spermatogenesis, Papilio rutuluH ; 
Munson. 
Samenbildung bei Locusla viri- 
disslma ; Otte, 1, 2, 3. 
Spermatogenesis, Part 2, hetero- 
chromosomes, Coleoptera, Hemiptera 
and Lepidoptera ; sex determination; 
Stevens, 1. 
Spermatogenesis, Coptocycla, sex- 
determination ; Nowlin. 
Spermatogenesis, Apis mcllijica ; 
Doncaster, 2. 
(Studies on chromosomes. I. The 
behaviour of the idiochromosomes in 
Hemiptera ; Wilson, 3.) 
(Studies on chromosomes. II. The 
paired microchromosomes, idiochromo- 
somes and heterotropic chromosomes in 
Hemiptera ; Wilson, 4.) 
Embryology. 
Of Triehoptera ; Silfvenius, 5. 
Of Anurida maritima ; Imms, 2. 
Of Bombyx mori (Japanese) ; Ikeda. 
Of Catocala nupta ; Hirschler. 
Organogeny. 
Alimentary canal in stages of Culex ; 
Thompson. 
Bildung der Mitteldarmanlage, Phyllo- 
dromia ( Blatta ) germanica ; Nusbaum 
und Fuliriski. 
Entsteliung ' der Keimblatter und 
Bildung des Mitteldarms, Coleoptera , 
Donacia, etc. ; Friederichs, 2. 
Experimental embryology. 
Abnormale Gravitationswirkung auf 
die Embryonalentwicklung bei Hydro- 
pliilas aterrimus ; Megusar, 2. 
Temperature in the development of 
ants ; Fielde, 3. 
Metamorphosis. 
Histogenesis and histolysis vide 
Physiology. 
(Pierre, 2 ; Eclosion des ceufs de 
Lestes viridis.) 
Metamorphosis in Tliysanura , new 
terms ; Heymons, 2. 
Biologic larvaire et metamorphose de 
Siphona cristata Fabr., adaptation d’une 
Tachinaire & un hote aquatique dipt&re ; 
un nouveau cas d’ectoparasitisme in- 
terne ; Roubaud, 4. 
Changes in the hypodermis and cuti- 
cula of Coleoptera during eedysis ; 
Tower, 1. 
Eedysis, abnormal, Amorplia popidi ; 
Chapman, 4. 
Exuvial glands, vide Structure, p. 
Post-embryonic, solitary bees ; Semi- 
chon, 1. 
Oenocytes during matamorphosis ; 
Weissenberg. 
Hypermetamorphosis, Ips ; Mjbberg, 
5. 
Phipiphoridae anomalous, early stages ; 
Silvestri, 1. 
Le triongulinide de Myiodes subdi- 
pterus Bose ; Chobaut, 4. 
Triongulinide de Maerosiagon tricus- 
pidata ; Chobaut, 5. 
Flugelbildung Kaferlarve Tenebrio 
molitor ; Neureuter. 
Entwicklung der Gonapophysen der 
Odonaten ; Wede, 5. 
Forjiculidae, increase of antennal 
segments ; Terry. 
Remplacement des muscles vibrateurs 
du vol par des colonnes d ’adipocytes 
chez les Fourmis, apres le vol nuptial ; 
Janet, 1. 
Platypsyllas larva ; Mingaud, 1. 
Entwicklung einiger bekannter Kafer ; 
Rey. 
Metamorphosis niederer Insecten ; 
(Russ.); Filiptschenko. 
. Postembryonic ontogeny, Rhinoestrus 
purpureus (Russ.); Portschinsky,,3, : 
