<p>?euerkrÖlen (Terrarienbild). <br></p>
1. Rotbauchige Unke, Bombinator igneus Laiir. — 2. Gelbbauchifle Unke, Bombinator pachypus ßp.
Bibliographisches Institut Leipzig.; Brehm, Alfred Edmund; Heck, Ludwig; Hempelmann, Friedrich; Heymons, Richard; Marshall, William; Werner, Franz; Zur Strassen, Otto
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