(EN) Peter Pritchard, Occurrence of Mesoplastra in a Cryptodiran Turtle, Lepidochelys olivacea, in Nature, vol. 210, n. 652, 7 maggio 1966, DOI:10.1038/210652a0.
«Mesoplastral bones, a characteristic feature of most amphichelid turtles, are to-day restricted to members of the Pleurodiran family Pelomedusidae. Of the three genera of this family, two (Podocnemis and Pelomedusa) have the mesoplastra reduced to small, widely spaced bones separating the hyoplastra and hypoplastra at the outer part of their common suture. Only in Pelusios are they retained in their pristine contiguous condition»
[N.d.R., attualmente il genere