C. P. Ekeheien, L. L. Delsett, and A. J. Roberts, J. H. Hurum. 2018. Preliminary report on ichthyopterygian elements from the Early Triassic (Spathian) of Spitsbergen. Norwegian Journal of Geology 98(2):219-237
DOI ↗
T. Wintrich, H. Hagdorn, and P. M. Sander. 2017. An enigmatic marine reptile—the actual first record of Omphalosaurus in the Muschelkalk of the Germanic basin. Journal of Vertebrate Paleontology 37(6):e1384739
DOI ↗
P. M. Sander and C. Faber. 2003. The Triassic marine reptile Omphalosaurus: osteology, jaw anatomy, and evidence for ichthyosaurian affinities. Journal of Vertebrate Paleontology 23(4):799-816
DOI ↗
P. M. Sander and C. Faber. 1998. New finds of Omphalosaurus and a review of Triassic ichthyosaur paleobiogeography. Palaeontologische Zeitschrift 72(1/2):149-162
DOI ↗
J.-M. Mazin and H. F. R. Bucher. 1987. [(Omphalosaurus nettarhynchus, a new Omphalosaurid species (Reptilia, Ichthyopterygia) from the Spathian of the Humboldt Range, Nevada, USA)]. Comptes rendus de l'Académie des sciences. Série 2, Mécanique, Physique, Chimie, Sciences de l'univers, Sciences de la Terre 305(9):823-828
J. C. Merriam. 1906. Preliminary note on a new marine reptile from the Middle Triassic of Nevada. University of California Publications in Geological Sciences 5(5):71-79