Rieppel,
O. 1993. Status of the Pachypleurosauroid Psilotrachelosaurus toeplitschi
Nopcsa (reptilia, Sauropterygia) from the Middle Triassic of Austria.
Fieldiana: geology, N.S., 27, 1-17.
Rieppel,
O. 1994. The status of the sauropterygian reptile Nothosaurus juvenilis
from the middle Triassic of Germany. Palaeontology, 37,
(4), 733-745.
Rieppel,
O. 1997. Part 2: Sauropterygia. Introduction. 107-119. In Callaway,
J. M and Nicholls, E.L. (eds). Ancient Marine Reptiles. Academic
press. London. 501pp.
Rieppel,
O. 1998. Corosaurus alcovensis Case and the phylogenetic interrelastionships
of Triassic stem-group Sauropterygia. Zoological Journal of the Linnean
Society, 124, 1-41.
Rieppel,
O and Wernberg, R. 1998. A new species of the sauropterygian Cymatosaurus
from the Lower Muschelkalk of Thuringia, Germany. Palaeontology,
41, (4), 575-589.
Rieppel,
O. 1999. Phylogeny and Palaeobiogeography of Triassic Sauropterygia:
problems solved and unreseolved. Palaeogeography, Palaeoclimatology,
Palaeoecology, 153, 1 -15.
Rieppel,
O. 2002. Feeding mechanics in Triassic stem-group sauropterygians: the
anatomy of a successful invasion of Mesozoic seas. Zoological Journal
of the Linnean Society, 135, 33-63.
Robinson, J, A. 1975. The locomotion of plesiosaurs. Neues Jahrbuch für Geologie un Paläontologie – Abhandlungen, 149, 286–332.
Robinson, J. A. 1977. Intracorporal force transmission in plesiosaurs. Neues Jahrbuch für Geologie un Paläontologie – Abhandlungen, 153, 86–128.