Horse Race Quarry, Gill: Hettangian - Sinemurian, Massachusetts
collected by Deane & Hitchcock 1830-1840
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
|
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Palaephemera mediaeva
|
Hitchcock 1865 | 4 specimens | |||||
Hoplichnus equus n. gen., n. sp.
Hitchcock 1858
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Hitchcock 1858 | ||||||
Reptilia
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Ornithopus gallinaceus
Hitchcock 1845
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Hitchcock 1848 | 4 specimens | |||||
synonym of Sillimanius tetradactylus | |||||||
Ornithopus loripes
Hitchcock 1848
|
Hitchcock 1848 | ||||||
synonym of Steropoides divaricatus | |||||||
Tridentipes insignis
Hitchcock 1858
|
Hitchcock 1858 | ||||||
synonym of Steropoides divaricatus | |||||||
Ornithoidichnites elegantior
Hitchcock 1841
|
Hitchcock 1841 | ||||||
synonym of Steropoides infelix | |||||||
Ornithichnites diversus
Hitchcock 1836
|
Buckland 1836 | 10 individuals | |||||
recombined as Steropoides diversus | |||||||
Ornithoidichnites elegans
Hitchcock 1841
|
Hitchcock 1841 | 1 specimen | |||||
synonym of Steropoides diversus | |||||||
Ornithoidichnites ingens n. sp.
(Hitchcock 1836)
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Hitchcock 1848 | 7 specimens | |||||
recombined as Steropoides ingens | |||||||
Ornithichnites ingens
Hitchcock 1836
|
Buckland 1836 | 1 individual | |||||
recombined as Steropoides ingens | |||||||
Reptilia
- Batrachopodidae
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Ornithoidichnites rogersi n. sp.
Hitchcock 1843
|
Hitchcock 1843 | ||||||
synonym of Batrachopus deweyi | |||||||
Macropterna rhynchosauroidea
Hitchcock 1848
|
Hitchcock 1848 | ||||||
synonym of Batrachopus deweyi | |||||||
Macropterna vulgaris
Hitchcock 1858
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Batrachopus deweyi | |||||||
Macropterna divaricans
Hitchcock 1848
|
Hitchcock 1865 | 3 specimens | |||||
recombined as Palamopus divaricans | |||||||
Sauroidichnites palmatus n. sp.
Hitchcock 1836
|
Hitchcock 1841 | ||||||
synonym of Palamopus anomalus | |||||||
Anisopus gracilis
(Hitchcock 1845)
|
Hitchcock 1865 | 99 specimens | |||||
original and current combination Batrachopus gracilis | |||||||
Reptilia
- Moyenisauropodidae
|
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Anomoepus crassus
(Hitchcock 1889)
|
Lull 1953 | ||||||
Corvipes lacertoideus
Hitchcock 1858
|
Hitchcock 1865 | 1 specimen | |||||
recombined as Anomoepus lacertoideus | |||||||
Reptilia
- Grallatoridae
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Grallator cuneatus
Hitchcock 1858
|
Lull 1915 | ||||||
synonym of Grallator tenuis | |||||||
Anchisauripus hitchcocki
Lull 1904
|
Lull 1953 | ||||||
synonym of Grallator tenuis | |||||||
Grallator parallelus
(Hitchcock 1837)
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Grallator cursorius | |||||||
Ornithichnites tuberosus
Hitchcock 1836
|
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recombined as Grallator tuberosus | |||||||
Brontozoum validum
Hitchcock 1858
|
Hitchcock 1865 | 3 specimens | |||||
synonym of Grallator tuberosus | |||||||
Brontozoum exsertum
Hitchcock 1858
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Grallator tuberosus | |||||||
Brontozoum minusculum
(Hitchcock 1837)
|
Hitchcock 1865 | 1 specimen | |||||
recombined as Eubrontes minusculus | |||||||
Brontozoum sillimanium
(Hitchcock 1843)
|
Hitchcock 1865 | 31 specimens | |||||
recombined as Eubrontes sillimani | |||||||
Brontozoum giganteum
(Hitchcock 1836)
|
Hitchcock 1848 | 2 specimens | |||||
recombined as Eubrontes giganteus | |||||||
Brontozoum approximatum
Hitchcock 1865
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Eubrontes giganteus | |||||||
Brontozoum divaricatum n. sp.
Hitchcock 1865
|
Hitchcock 1865 | 2 specimens | |||||
synonym of Eubrontes giganteus | |||||||
Reptilia
- Otozoidae
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Otozoum minus n. sp.
Lull 1915
|
Lull 1915 | ||||||
Reptilia
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Ornithichnites minimus
Hitchcock 1836
|
Buckland 1836 | 1 individual | |||||
recombined as Argoides minimus | |||||||
Argozoum paridigitatum
Hitchcock 1848
|
Hitchcock 1848 | 2 specimens | |||||
synonym of Argoides minimus | |||||||
Sauroidichnites tenuissimus
Hitchcock 1837
|
Hitchcock 1841 | 1 specimen | |||||
recombined as Harpedactylus tenuissimus | |||||||
Harpedactylus gracilis
Hitchcock 1848
|
Hitchcock 1848 | ||||||
synonym of Harpedactylus tenuissimus | |||||||
Harpedactylus concameratus
Hitchcock 1848
|
Hitchcock 1848 | 2 specimens | |||||
recombined as Platypterna concamerata | |||||||
Harpedactylus rectus
Hitchcock 1848
|
Hitchcock 1848 | ||||||
recombined as Platypterna recta | |||||||
unclassified
|
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Sauroidichnites abnormis n. sp.
Hitchcock 1844
|
Hitchcock 1844 | ||||||
recombined as Typopus abnormis | |||||||
Unisulcus marshi
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Herpystezoum | |||||||
Unisulcus minutus
|
Hitchcock 1865 | 1 specimen | |||||
synonym of Herpystezoum | |||||||
Unisulcus intermedius
|
Hitchcock 1865 | 108 specimens | |||||
synonym of Herpystezoum | |||||||
see common names |
Geography
Country: | United States | State/province: | Massachusetts | County: | Franklin |
Coordinates: | 42.6° North, 72.5° West (view map) | ||||
Paleocoordinates: | 24.3° North, 18.6° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Altitude: | 79 meters | ||||
Geographic resolution: | outcrop |
Time
Period: | Jurassic | Epoch: | Early/Lower Jurassic |
10 m.y. bin: | Jurassic 1 | ||
Key time interval: | Hettangian - Sinemurian | ||
Age range of interval: | 201.30000 - 190.80000 m.y. ago |
Lithology and environment
Primary lithology: | micaceous,gray sandstone |
Secondary lithology: | "shale" |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: 'shale' and gray micaceous sandstone | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | cast,mold/impression,trace |
Degree of concentration: | -multiple events |
Size of fossils: | macrofossils |
Spatial orientation: | life position |
Preservation of anatomical detail: | good |
Associated major elements: | many |
Disassociated major elements: | many |
Temporal resolution: | time-averaged |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection methods: | selective quarrying,surface (in situ),peel or thin section,field collection,observed (not collected) | ||
Reason for describing collection: | taxonomic analysis | ||
Collectors: | Deane & Hitchcock | Collection dates: | 1830s-1840s |
Metadata
Also known as: | The Race | ||
Database number: | 52985 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-08-30 10:48:51 | Last modified: | 2020-02-14 16:11:00 |
Access level: | the public | Released: | 2005-08-30 10:48:51 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
14325. | ETE | E. Hitchcock. 1836. Ornithichnology - description of the foot marks of birds, (Ornithichnites) on new Red Sandstone in Massachusetts. The American Journal of Science and Arts 29(2):307-340 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
31171 | ETE | W. Buckland. 1836. Geology and Mineralogy Considered with Reference to Natural Theology, Volume II. William Pickering, London 1-128 [M. Carrano/M. Carrano/M. Carrano] |
57057 | J. Deane. 1861. A memoir upon the fossil footprints and other impressions of the Connecticut River sandstone. Ichnographs from the Sandstone of Connecticut River 19-61 [M. Carrano/M. Carrano/M. Carrano] | |
30862 | ETE | C. H. Hitchcock. 1865. Appendix [B]. Descriptive catalogue of the specimens in the Hitchcock Ichnological Cabinet of Amherst College. In C. H. Hitchcock (ed.), Supplement to the Ichnology of New England. A Report to the Government of Massachusetts in 1863 43-96 [M. Carrano/M. Carrano/M. Carrano] |
71713 | C. H. Hitchcock and N. M. Grier. 1927. The Hitchcock Lecture upon ichnology, and the Dartmouth College ichnological collection. The American Midland Naturalist 10(7):161-197 [M. Carrano/M. Carrano] | |
71650 | E. Hitchcock. 1836. Beschreibung der Fuss-Spuren von Vögeln (Ornithichnites) [Description of the footprints of birds (Ornithichnites)]. Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrfakten-Kunde 1836:467-472 [M. Carrano/M. Carrano] | |
69420 | E. Hitchcock. 1841. Final Report on the Geology of Massachusetts xii-831 [M. Carrano/M. Carrano] | |
51495 | E. Hitchcock. 1843. Description of five new specie of fossil footmarks, from the red sandstone of the valley of the Connecticut River. Reports of the First, Second, and Third Meetings of the Association of American Geologists and Naturalists 1843:254-264 [M. Carrano/M. Carrano] | |
23652 | ETE | E. Hitchcock. 1844. Report on ichnolithology, or fossil footmarks, with a description of several new species, and the coprolites of birds, from the valley of Connecticut River, and of a supposed footmark from the valley of Hudson River. The American Journal of Science and Arts 47(2):292-322 [M. Carrano/M. Carrano] |
30909 | E. Hitchcock. 1848. An attempt to discriminate and describe the animals that made the fossil footmarks of the United States, and especially of New England. Memoirs of the American Academy of Arts and Sciences, new series 3:129-256 [M. Carrano/M. Carrano] | |
29531 | ETE | E. Hitchcock. 1858. Ichnology of New England. A Report on the Sandstone of the Connecticut Valley, Especially its Fossil Footmarks, Made to the Government of the Commonwealth of Massachusetts xii-214 [M. Carrano/M. Carrano/M. Carrano] |
30860 | ETE | E. Hitchcock. 1865. Supplement to the ichnology of New England. In C. H. Hitchcock (ed.), Supplement to the Ichnology of New England. A Report to the Government of Massachusetts in 1863 1-37 [M. Carrano/M. Carrano/M. Carrano] |
15230 | ETE | R. S. Lull. 1904. Fossil footprints of the Jura-Trias of North America. Memoirs of the Boston Society of Natural History 5(11):461-557 [M. Carrano/M. Carrano/M. Carrano] |
14628 | ETE | R. S. Lull. 1915. Triassic life of the Connecticut Valley. State of Connecticut State Geological and Natural History Survey Bulletin 24:1-285 [M. Carrano/M. Carrano/M. Carrano] |
14321 | ETE | R. S. Lull. 1953. Triassic life of the Connecticut Valley (revised). State of Connecticut State Geological and Natural History Survey Bulletin 81:1-336 [M. Carrano/M. Carrano/M. Carrano] |
60844 | R. T. McCrea, D. H. Tanke, L. G. Buckley, M. G. Lockley, J. O. Farlow, L. Xing, N. A. Matthews, C. W. Helm, S. G. Pemberton and B. H. Breithaupt. 2015. Vertebrate ichnopathology: pathologies inferred from dinosaur tracks and trackways from the Mesozoic. Ichnos 22(3–4):235-260 [M. Carrano/M. Carrano] | |
17178 | ETE | E. C. Rainforth. 2003. Revision and re-evaluation of the Early Jurassic dinosaurian ichnogenus Otozoum. Palaeontology 46(4):803-838 [M. Carrano/M. Carrano] |
68227 | T. C. Winkler. 1886. Histoire de l’Ichnologie. Étude Ichnologique sur les Empreintes de Pas d’Animaux Fossiles, Suivie de la Description des Plaques à Impressions d’Animaux qui se Trouvent au Musée Teyler [History of Ichnology. Ichnological Study of Fossil Animal Footprints, Followed by the Description of Slabs with Animal Impressions found in Teyler’s Museum] iv-200 [M. Carrano/M. Carrano] |