Two new ophthalmosaurids (Reptilia: Ichthyosauria) from the Agardhfjellet Formation (Upper Jurassic: Volgian/Tithonian), Svalbard, Norway

P. S. Druckenmiller, J. H. Hurum, E. M. Knutsen, and H. A. Nakrem

2012

Article

Norwegian Journal of Geology 92:311-339

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Taxa discussed in this work:

• Cryopterygius
• Cryopterygius kristiansenae
• Palvennia
• Palvennia hoybergeti

Taxonomy:

• Palvennia hoybergeti belongs to Palvennia - Druckenmiller et al. (2012)