Howe Quarry 2: Kimmeridgian, Wyoming
collected by Siber & Siber 1989–1997

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Theropoda
Theropoda indet. Marsh 1881
Lockley et al. 1998 3 specimens
tracks
Reptilia
Allosaurus sp. Marsh 1877
Ayer 1999
teeth
Diplodocidae indet. Marsh 1884
Ayer 1999 450 specimens
"H.Q.1.", "H.Q.2"; SMA 0004
    = Kaatedocus siberi n. gen., n. sp. Tschopp and Mateus 2013
Tschopp and Mateus 2013
SMA 0004, nicknamed ‘HQ 2’: holotype neck and associated skull bones including both braincase and rostral elements; referred specimens: AMNH7530, SMA D16-3
see common names

Geography
Country:United States State/province:Wyoming County:Big Horn
Coordinates: 44.5° North, 107.8° West (view map)
Paleocoordinates:39.7° North, 52.3° West
Basis of coordinate:based on nearby landmark
Altitude:4219 feet
Geographic resolution:outcrop
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Kimmeridgian 10 m.y. bin:Jurassic 5
Key time interval:Kimmeridgian
Age range of interval:154.80000 - 149.20000 m.y. ago
Stratigraphy
Formation:Morrison
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:lenticular,fine silty sandstone
Includes fossils?Y
Environment:fluvial indet.
Geology comments: poorly drained floodplain environment
Taphonomy
Modes of preservation:body,mold/impression,trace,soft parts
Lagerst�tten type:concentrate
Degree of concentration:-bonebed
Size of fossils:macrofossils,mesofossils
Spatial orientation:life position
Preservation of anatomical detail:good
Articulated whole bodies:some
Associated major elements:some
Disassociated major elements:some
Disassociated minor elements:some
Fragmentation:occasional
Temporal resolution:time-averaged
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:selective quarrying,mechanical,field collection
Reason for describing collection:general faunal/floral analysis
Collectors:Siber & Siber Collection dates:1989–1997
Metadata
Also known as:Sauriermuseum
Database number:46462
Authorizer:M. Carrano, R. Benson Enterer:M. Carrano, R. Benson
Modifier:M. Carrano Research group:vertebrate
Created:2005-01-13 11:41:41 Last modified:2023-11-21 16:40:33
Access level:the public Released:2005-01-13 11:41:41
Creative Commons license:CC BY
Reference information

Primary reference:
77733. B. H. Breithaupt. 1996. The discovery of a nearly complete Allosaurus from the Morrison Formation, eastern Bighorn Basin, Wyoming. Resources of the Bighorn Basin. Wyoming Geological Association Forty-Seventh Guidebook 309-313 [M. Carrano/M. Carrano]

Secondary references:

12389ETE J. Ayer. 1999. The Howe Ranch Dinosaurs: 10 Years of Dinosaur Digging in Wyoming. Sauriermuseum, Aathal, Switzerland 1-95 [M. Carrano/M. Carrano/M. Carrano]
17771ETE S. A. Czerkas. 1995. The history and interpretations of sauropod skin impressions. In M. G. Lockley, V. F. dos Santos, C. A. Meyer, & A. P. Hunt (eds.), Aspects of Sauropod Paleobiology. GAIA 10:173-182 [M. Carrano/M. Carrano/M. Carrano]
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]
65404 J. R. Foster and M. G. Lockley. 2006. The vertebrate ichnological record of the Morrison Formation (Upper Jurassic, North America). In J. R. Foster, S. G. Lucas (eds.), Paleontology and Geology of the Upper Jurassic Morrison Formation. New Mexico Museum of Natural History and Science Bulletin 36:203-216 [M. Carrano/M. Carrano]
30808ETE E. P. Kvale, D. L. Mickelson, S. T. Hasiotis and G. D. Johnson. 2004. The history of dinosaur footprint discoveries in Wyoming with emphasis on the Bighorn Basin. Ichnos 11(1):3-9 [M. Carrano/M. Carrano]
86556 R. Lei, E. Tschopp, C. Hendrickx, M. J. Wedel, M. A. Norell and D. W. E. Hone. 2023. Bite and tooth marks on sauropod dinosaurs from the Morrison Formation. PeerJ 11:16327:1-34 [M. Carrano/M. Carrano]
51114 M. G. Lockley, J. R. Foster, and A. P. Hunt. 1998. A short summary of dinosaur tracks and other fossil footprints from the Morrison Formation. In K. Carpenter, D. J. Chure, and J. I. Kirkland (eds.), The Upper Jurassic Morrison Formation: An Interdisciplinary Study. Modern Geology 23(1–4):277-290 [M. Carrano/M. Carrano]
15171ETE M. G. Lockley, C. A. Meyer, H.-J. Siber and B. Pabst. 1998. Theropod tracks from the Howe Quarry, Morrison Formation, Wyoming. Modern Geology 23(1-4):309-316 [M. Carrano/M. Carrano]
19326ETE I. Michelis. 1997. Taphonomie des Howe Quarrys; Bighorn Country, Wyoming, USA [Taphonomy of the Howe Quarries, Bighorn County, Wyoming, USA]. In S. Sachs, O. W. M. Rauhut, & A. Weigert (eds.), Terra Nostra. 1. Treffen der deutschsprachigen Paläoherpetologen Düsseldorf 21.-23.02.1997 14-16 [M. Carrano/M. Carrano]
56593 E. Tschopp and O. Mateus. 2013. Clavicles, interclavicles, gastralia, and sternal ribs in sauropod dinosaurs: new reports from Diplodocidae and their morphological, functional and evolutionary implications. Journal of Anatomy 222(3):321-340 [M. Carrano/M. Carrano]
43977 E. Tschopp and O. Mateus. 2013. The skull and neck of a new flagellicaudatan sauropod from the Morrison Formation and its implication for the evolution and ontogeny of diplodocid dinosaurs. Journal of Systematic Palaeontology 11(7):853-888 [R. Benson/R. Benson/P. Mannion]
55026 E. Tschopp, O. Mateus, and R. B. J. Benson. 2015. A specimen-level phylogenetic analysis and taxonomic revision of Diplodocidae (Dinosauria, Sauropoda). PeerJ 3:e857 [P. Mannion/P. Mannion]
70881 E. Tschopp, J. Russo, and G. Dzemski. 2013. Retrodeformation as a test for the validity of phylogenetic characters: an example from diplodocid sauropod vertebrae. Palaeontologia Electronica 16(1):21T:1-23 [M. Carrano/M. Carrano]