Embryogeny: An Account of the Laws Govering the Development of the Animal Egg As Ascertained Through ExperimentReginald Crundall PunnettEsaurito4,3Avvisami
Klassen Und Ordnungen Des Thier-Reichs Wissenschaftlich Dargestellt in Wort Und BildHans PrzibramEsaurito4,3Avvisami
