yellow-bellied toad (Bombina variegata), European fire-bellied toad (Bombina bombina), common midwife toad (Alytes obstetricans), common spadefoot (Pelobates fuscus) Artist Christian Votteler (1840–1916)  
Description
1. 2. Gelbbauchige Bergunke (Bombinator pachypus). 3. 4. Rothbauchige Unke (Bomb. bombinus). 5. Junge Geburtshelferkröte (Alytes obst.). 6. Larve derselben. 7. Junge Knoblauchskröte (Pelobates fuscus). 8–10. Larven derselben.
Date by 1897
Medium reproduction: template:color print, original: watercolor
Source/Photographer Bruno Dürigen: Deutschlands Amphibien und Reptilien. Eine Beschreibung und Schilderung sämmtlicher in Deutschland und den angrenzenden Gebieten vorkommenden Lurche und Kriechthiere. Magdeburg, Creutz'sche Verlagsbuchhandlung 1897
Source: https://commons.wikimedia.org/wiki/File:D%C3%BCrigen,_1897,_T02.JPG
The yellow-bellied toad (Bombina variegata) belongs to the order Anura, the archaeobatrachial family Bombinatoridae, and the genus of fire-bellied toads. The yellow-bellied toad dwells in mountainous and hilly countries in middle and southern Europe.
The European fire-bellied toad (Bombina bombina) is a fire-bellied toad native to mainland Europe.
The common midwife toad (Alytes obstetricans) is a species of midwife frog in the family Alytidae (formerly Discoglossidae).
Pelobates fuscus is a species of toad in the family Pelobatidae, native to an area extending from Central Europe to Western Asia. It is commonly known as the common spadefoot, garlic toad, the common spadefoot toad and the European common spadefoot.