Hosselkus Limestone

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Hosselkus Limestone
Hosselkus limestone.jpg
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[edit]

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]

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[edit]

  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. ^ a b c d e f "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. ^ a b c d e "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 270
  7. ^ a b c d "4: The Marine Reptiles; Triassic Ichthyosaurs; Shastasauria," in Hilton (2003) p. 88.
  8. ^ a b c "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. ^ a b "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 270-271

References[edit]

  • Hilton, Richard P. 2003. Dinosaurs and Other Mesozoic Reptiles of California. Berkeley: University of California Press. 318 pp.