Hosselkus Limestone

Hosselkus Limestone
Type Geological formation

The Hosselkus Limestone is an Upper Triassic fossiliferous marine micritic limestone formation that outcrops in Plumas and Shasta Counties, California.[1]

Paleofauna

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
 Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.
Vertebrates of the Hosselkus Limestone
Genus Species Location Member Abundance Notes Images

Merriamia[2]

M. zitteli[2]
Thalattosaurus and Nectosaurus
Shastasaurus

Nectosaurus[3]

N. halius[4]

Shastasaurus[5]

S. alexandrae[6]

Now referred to S. pacificus.[7]

S. altispinus[6]

Now referred to S. pacificus.[7]

S. careyi[7]

Remains formerly attributed to S. careyi are now thought to be from an indeterminate species of Shonisaurus.[8]

S. osmonti[6]

Now referred to S. pacificus.[7]

S. pacificus[6]

Shonisaurus[8]

Indeterminate.[8]

Thalattosaurus[2]

T. alexandrae[2]

T. perrini[2]

T. shastensis[2]

Toretocnemus[9]

T. californicus[6]

T. perrini[9]

Footnotes

  1. ↑ Noble, Paula; Paul Renne (March 1990). "Paleoenvironmental and biostratigraphic significance of siliceous microfossils of the Permo-Triassic Redding Section, Eastern Klamath Mountains, California". Marine Micropaleontology. 15 (3-4).
  2. 1 2 3 4 5 6 "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 267
  3. ↑ "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) pp. 265-267
  4. ↑ "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) pp. 266-267
  5. ↑ "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) pp. 267-270
  6. 1 2 3 4 5 "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 270
  7. 1 2 3 4 "4: The Marine Reptiles; Triassic Ichthyosaurs; Shastasauria," in Hilton (2003) p. 88.
  8. 1 2 3 "4: The Marine Reptiles; Triassic Ichthyosaurs; Shastasauria," in Hilton (2003) p. 88. Misspelled as "Shonosaurus" in "Appendix: Summary of the Mesozoic Reptilian Fossils of California," Hilton (2003) p. 270
  9. 1 2 "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 270-271

References

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