ANATOMY, PHYSIOLOGY, BIOLOGY. 
LlS. 61 
2. Nervous System, Organs of Sense and Psychology. 
The eyes of the larvse of Lepidoptera and Trichoptera , Pankrath 
( 595). — Disposition of the pigment of eyes in light and darkuess, 
Stefanowska (831). — Structure and origin of the ommatidium, Patten 
( 597). — Sense of sight, Plateau (610). — Hairy eyes in Hymenoptera , 
Howard (382). 
Morphology of eyes, Watase (886) — Sight, Focke & Lemmer- 
mann (268). 
Sense of smell, discussion on, Bull. Soc. Ent. Fr. 1890, pp. cliii, &c. ; 
in Lepidoptera , Alpheraky (7) ; in Pleocoma , Rivers (703). 
Sense of taste, Packard (589). 
Nervous shock causing detachment of legs of Orthoptera , Conte- 
jean (142). 
3. Muscular System. 
Nothing. 
4. Organs and Function of Nutrition. 
Histology of alimentary canal of Ptyclioptera ( Diptera ), Gehuciiten 
( 298). — New excretory organs (cutaneous) in silkworm, Verson (862). — 
Rectal glands in Coleoptera , Fernald (254). — Elimination of urea and 
urates, Marciial (509). — The fluid ejected by newly-emerged Lepi- 
doptera , Frenzf.l (283). — Quantitative research on respiratory and 
excretory matters in Lepidoptera , Ureoh (856) & Verson (864). 
5. Circulation and Respiration. 
Terminations of tracheae and nerves in muscles, Cajal (106). — Res- 
piration of Orthoptera , Contejean (141). — The condition aDd function 
of the stigmata in larvae of Odonata, Dewitz (166). — On the question 
of the closed condition of the tracheal system in the early stages of 
Odonata and Ephemeridce , Dewitz (167). — Terminations of tracheal 
capillaries, Wistinghausen (921). — Stigmata of Ugimyia larva, Mei- 
nert (522). 
6. Sexual Organs and Embryology. 
Ovaries of Anthophora parietina, Wesenberg-Lund (906). — External 
sexual organs of $ Butalis, Hofmann (371 ). — Cryptus samice, structure 
of ovipositor, Riederer, J. N. Y. Micr. Soc. vi, pp. 99-101, pi. xxv. — 
Malo structures in Pcntatomidoc, SiiARr (780). 
Histology of eggshell of Pliy Ilium, IIenneguy (355). 
Indications of sex in the chrysalis of Lepidoptera , Jackson (391, 392) ; 
also Fernald, Zool. Anz. xiii, p. 47. — Post-embryonal development of 
female sexual organs, Jackson (392). 
Embryology of Hydrophilus piceus } Heider (353). — Remarks on 
Heider’s embryology of Hydrophilus, Graber (320), reply by Heider 
