NMMNH L-555, San Ysidro Camarasaurus Quarry: Late/Upper Kimmeridgian - Tithonian, New Mexico
collected by W. Johnstone, J. Rigby, B. Kues 1978

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Allosaurus cf. fragilis Marsh 1877
1 individual
isolated teeth
    = cf. Allosaurus sp. Marsh 1877
Gillette 1991
    = Allosaurus sp. Marsh 1877
Heckert et al. 2003
Reptilia - Camarasauridae
Camarasaurus cf. supremus Cope 1877
1 individual
NMMNH P-21094
    = Camarasaurus supremus Cope 1877
Lucas and Hunt 1985
    = Camarasaurus sp. Cope 1877
Gillette 1991
    = Camarasaurus grandis Marsh 1877
Ikejiri et al. 2005
NMMNH P21094
see common names

Geography
Country:United States State/province:New Mexico County:Sandoval
Coordinates: 35.5° North, 106.8° West (view map)
Paleocoordinates:31.5° North, 54.7° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Key time interval:Late/Upper Kimmeridgian - Tithonian
Age range of interval:152.20000 - 145.00000 m.y. ago
Stratigraphy
Formation:Morrison Member:Brushy Basin
Stratigraphic resolution:bed
Stratigraphy comments: ca. 27 m below base of overlying Jackpile Sandstone
Lithology and environment
Primary lithology:pebbly conglomerate
Secondary lithology: "shale"
Includes fossils?Y
Includes fossils?Y
Lithology description: "shales and clay-pebble conglomerates"
Environment:dry floodplain
Geology comments: well-drained floodplain
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Associated major elements:many
Fragmentation:frequent
Collection methods and comments
Collection methods:selective quarrying,surface (float),surface (in situ),mechanical,field collection,survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:NMMNH
Collectors:W. Johnstone, J. Rigby, B. Kues Collection dates:1978
Metadata
Also known as:San Ysidro 1, Rigby's Camarasaurus, NM-3
Database number:68099
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2007-01-03 08:34:19 Last modified:2023-08-23 11:06:19
Access level:the public Released:2007-01-03 08:34:19
Creative Commons license:CC BY
Reference information

Primary reference:
57359. J. K. Rigby. 1982. Camarasaurus cf. supremus from the Morrison Formation near San Ysidro, New Mexico—the San Ysidro dinosaur. In S. G. Wells, J. A. Grambling, & J. F. Callender (eds.), New Mexico Geological Society, 33th Field Conference, Albuquerque Country II 33:271-272 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

15179ETE J. R. Foster. 2003. Paleoecological analysis of the vertebrate fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain region, U.S.A. New Mexico Museum of Natural History and Science Bulletin 23:1-95 [M. Carrano/M. Carrano]
13886ETE D. D. Gillette. 1991. Seismosaurus halli, gen. et sp. nov., a new sauropod dinosaur from the Morrison Formation (Upper Jurassic/Lower Cretaceous) of New Mexico, USA. Journal of Vertebrate Paleontology 11(4):417-433 [M. Carrano/M. Carrano/M. Carrano]
28253ETE A. B. Heckert, J. A. Spielmann, S. G. Lucas, R. Altenberg, and D. A. Russell. 2003. An Upper Jurassic theropod dinosaur from the Section 19 Mine, Morrison Formation, Grants Uranium District. In: S. G. Lucas, S. C. Semken, W. Berglof, & D. Ulmer-Scholle (eds.), Geology of the Zuni Plateau. New Mexico Geological Society, Fall Field Conference Guidebook 54:309-314 [M. Carrano/M. Carrano]
13903ETE A. P. Hunt and S. G. Lucas. 1993. Jurassic vertebrates of New Mexico. New Mexico Museum of Natural History and Science Bulletin 2:71-75 [M. Carrano/M. Carrano/M. Carrano]
52132 T. Ikejiri. 2005. Distribution and biochronology of Camarasaurus (Dinosauria, Sauropoda) from the Jurassic Morrison Formation of the Rocky Mountain region. In S. G. Lucas, K. E. Ziegler, V. W. Lueth, D. E. Owen (eds.), New Mexico Geological Society, 56th Field Conference, Geology of the Chama Basin. New Mexico Geological Society Guidebook 56:367-379 [M. Carrano/M. Carrano/P. Wagner]
19566ETE T. Ikejiri, V. Tidwell, and D. L. Trexler. 2005. New adult specimens of Camarasaurus lentus highlight ontogenetic variation within the species. In K. Carpenter and V. Tidwell (eds.), Thunder-Lizards: The Sauropodomorph Dinosaurs. Indiana University Press, Bloomington 154-179 [M. Carrano/M. Carrano]
21437 B. S. Kues. 1982. Fossils of New Mexico 1-226 [G. Webster/G. Webster/M. Carrano]
81460 S. G. Lucas and A. B. Heckert. 2000. Jurassic dinosaurs in New Mexico. In S. G. Lucas & A. B. Heckert (ed.), Dinosaurs of New Mexico. New Mexico Museum of Natural History and Science Bulletin 17:43-45 [M. Carrano/M. Carrano]
81506 S. G. Lucas and A. P. Hunt. 1985. Dinosaurs from the Upper Jurassic Morrison Formation in New Mexico. New Mexico Journal of Science 25:1-12 [M. Carrano/M. Carrano]
13281ETE C. E. Turner and F. Peterson. 1999. Biostratigraphy of dinosaurs in the Upper Jurassic Morrison Formation of the Western Interior, U.S.A. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:77-114 [M. Carrano/M. Carrano/M. Carrano]