Nicholls, Elizabeth L.; Manabe, Makoto (2004). "Giant ichthyosaurs of the Triassic—a new species of Shonisaurus from the Pardonet Formation (Norian: Late Triassic) of British Columbia". Journal of Vertebrate Paleontology. 24 (4): 838. doi:10.1671/0272-4634(2004)024[0838:GIOTTN]2.0.CO;2. ISSN0272-4634. S2CID130274656.
semanticscholar.org
api.semanticscholar.org
Nicholls, Elizabeth L.; Manabe, Makoto (2004). "Giant ichthyosaurs of the Triassic—a new species of Shonisaurus from the Pardonet Formation (Norian: Late Triassic) of British Columbia". Journal of Vertebrate Paleontology. 24 (4): 838. doi:10.1671/0272-4634(2004)024[0838:GIOTTN]2.0.CO;2. ISSN0272-4634. S2CID130274656.
worldcat.org
Nicholls, Elizabeth L.; Manabe, Makoto (2004). "Giant ichthyosaurs of the Triassic—a new species of Shonisaurus from the Pardonet Formation (Norian: Late Triassic) of British Columbia". Journal of Vertebrate Paleontology. 24 (4): 838. doi:10.1671/0272-4634(2004)024[0838:GIOTTN]2.0.CO;2. ISSN0272-4634. S2CID130274656.