Reconstruction of Pappochelys rosinae （圖片來源：Rainer Schoch，採用  CC BY-SA 4.0  授權） Age Triassic（Ladinian） 240 Ma Taxonomy Kingdom: Animalia Phylum: Chordata Class: Sauropsida Clade: Pantestudines Genus: Pappochelys Species: Pappochelys rosinae Morphological description Pappochelys rosinae was a small stem-turtle, with an estimated adult total length of less than about 20 cm. Its overall body outline had already shifted clearly toward the turtle body plan, but it still lacked a

Reconstruction of Ocepechelon bouyai （圖片來源：Bardet N et al. (2013)，採用  CC BY 2.5  授權） Age Cretaceous（Maastrichtian） ~67 Ma Taxonomy Kingdom: Animalia Phylum: Chordata Class: Sauropsida Order: Testudines Suborder: Cryptodira Family: Protostegidae Genus: Ocepechelon Species: Ocepechelon bouyai Morphological description The fossil of the narrow-snouted phosphate turtle Ocepechelon bouyai  is based on a gigantic skull. The skull measures roughly 70 cm in length and about 43 cm in