Fig. 1 in Carapace bone histology in the giant pleurodiran turtle Stupendemys geographicus: Phylogeny and function

Fig. 1. Phylogenetic working−hypothesis of the sampled pelomedusoid turtle taxa (Pleurodira: Pelomedusoides) based on Antunes and Broin (1988), Broin (1988), Meylan (1996), and Tong et al. (1998). Fossil taxa are indicated by a small cross in parentheses and numbers are applied for higher taxa names. 1, Pelomedusoides; 2, Podocnemoidae; 3, Bothremydidae; 4, Podocnemidae.