A comparative study of the visual system in the diurnal ground squirrel, Citellus tridecemlineatus tridecemlineatus and in the nocturnal guinea pig, Cavia cobaya Prabhaker Gopal Vaidya OriginalPaper Pages: 505 - 521
L'ultrastruttura delle cellule della granulosa nelle varie fasi di maturazione del follicolo ooforo M. P. FranceschiniA. SantoroP. Motta OriginalPaper Pages: 522 - 532
Electron microscopic observations on the development of S-A and A-V nodal tissues in the human embryonic heart Akio Yamauchi OriginalPaper Pages: 562 - 587
Die vorgeburtliche Entwicklung der Gonaden der Ratte W. SchmidtTh. v. Kreybig OriginalPaper Pages: 588 - 600