Mesonacis fremonti Walcott 1910 (trilobite)

Trilobita - Redlichiida - Olenellidae

Alternative combinations: Fremontia fremonti, Olenellus (Fremontia) fremonti, Olenellus fremonti

Full reference: C. D. Walcott. 1910. Cambrian geology and paleontology. No. 6 - Olenellus and other genera of the Mesonacidæ. Smithsonian Miscellaneous Collections 53(6):231-422

Belongs to Mesonacis according to B. S. Lieberman 1999

See also Harrington 1956, Lochman 1952, Palmer and Halley 1979, Resser 1928, Riccio 1952 and Walcott 1910

Sister taxa: Mesonacis bonnensis, Mesonacis cylindricus, Mesonacis eagerensis, Mesonacis hamoculus, Mesonacis vermontanus, Mesonacis wileyi, Fremontia canadensis

Ecology: fast-moving low-level epifaunal deposit feeder


• Cambrian of Canada (2: Newfoundland collections), Mexico (1), United States (19: California, Nevada)

Total: 22 collections each including a single occurrence

Show more details

Specimen images are retrieved through the ePANDDA API.

Click image to enlarge. Click to access iDigBio record.