Genus: Maraapunisaurus CARPENTER, 2018
Etymology: Southern Ute, Ma-ra-pu-ni, "huge" and Greek, sauros, "lizard": The Garden Park area was traditionally Ute tribal territory before they were displaced by settlers in the mid-1800s. The name was recommended by the Southern Ute Cultural Department, Ignacio, Colorado.

Species: fragillimus (COPE, 1878) CARPENTER, 2018
Etymology: Latin, fragillimus, "very fragile."
= Amphicoelias fragillimus COPE, 1878
= Amphiocelas fragillissimus COPE, 1881 (sic)
= Amphicoelias fragilissimus HAY, 1901 (sic)
= Amphicoelias fagillisimus OSBORN & MOOK, 1921 (sic)

Holotype: AMNH 5777
Note: Lost?

Locality: Garden Park, 8 miles north to northeast of Canon City, Fremont County, Colorado.

Horizon: Member? Morrison Formation.

Biostratigraphy: Zone?

Age: Age?, Stage?, Malm Epoch, Late Jurassic.

Material: An almost entire neural arch.

Referred material:

CARPENTER, 1988

Locality: Cope’s Quarry 1-7, at Cope’s Nipple or Saurian Hill, Fremont County, Colorado.

Horizon: Upper Brushy Basin Member, Morrison Formation.

Biostratigraphy: Zone 4.

Age: Upper Part, Comobluffian age, Tithonian Stage, Uppermost Malm Epoch, Late Jurassic.

Material:

Number: Not given: