Roswell Field's Orchard, Gill: Hettangian - Sinemurian, Massachusetts
collected by D. Marsh, E. Hitchcock 1830-1855

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Saltator bipedatus n. sp.
2 specimens
Sphaerapus magnus
Hitchcock 1865 2 specimens
Sphaerapus larvalis
Hitchcock 1865
few
Stratipes latus n. gen., n. sp.
Hitchcock 1865 2 specimens
Plantae indet. Haeckel 1866
Hitchcock 1865
Coniferophyta indet.
Hitchcock 1865 1 specimen
Reptilia
Helcura caudata Hitchcock 1858
Hitchcock 1865 2 specimens
Argozoum paridigitatum Hitchcock 1848
Hitchcock 1865
synonym of Argoides minimus
numerous
Platypterna varica Hitchcock 1858
Hitchcock 1865 5 specimens
synonym of Platypterna concamerata
Platypterna digitigrada n. sp. Hitchcock 1858
3 specimens
Plectropterna gracilis n. sp. Hitchcock 1858
11 specimens
Plectropterna minitans (Hitchcock 1837)
Hitchcock 1865 1 specimen
Plectropterna angusta n. sp. Hitchcock 1858
5 specimens
Plectropterna lineans Hitchcock 1858
Xiphopeza triplex Hitchcock 1848
Hitchcock 1865 6 specimens
Reptilia - Grallatoridae
Brontozoum tuberatum Hitchcock 1858
Hitchcock 1865 2 specimens
synonym of Eubrontes minusculus
Amblonyx lyellianus (Hitchcock 1843)
4 specimens
recombined as Eubrontes lyellii
Brontozoum sillimanium (Hitchcock 1843)
Hitchcock 1865 12 specimens
recombined as Eubrontes sillimani
Amblonyx giganteus n. gen., n. sp. Hitchcock 1858
3 specimens
recombined as Eubrontes platypus
Hyphepus fieldi Hitchcock 1858
Hitchcock 1865 1 specimen
recombined as Eubrontes fieldi
Grallator cuneatus Hitchcock 1858
Hitchcock 1865 1 specimen
synonym of Grallator tenuis
Grallator formosus Hitchcock 1858
Hitchcock 1865 1 specimen
    = ? Grallator formosus Hitchcock 1858
Lull 1915
synonym of Grallator tenuis
Grallator cursorius Hitchcock 1858
6 specimens
Grallator parallelus n. sp. (Hitchcock 1837)
Hitchcock 1865 4 specimens
synonym of Grallator cursorius
Grallator ? gracilis (Hitchcock 1837)
Lull 1915
    = Grallator gracilis Hitchcock 1837
Lull 1953
synonym of Grallator tuberosus
Brontozoum exsertum Hitchcock 1858
Hitchcock 1865 8 specimens
synonym of Grallator tuberosus
Brontozoum validum Hitchcock 1858
Hitchcock 1865 18 specimens
synonym of Grallator tuberosus
Reptilia - Sauropodidae
Sauroidichnites barrattii n. sp. Hitchcock 1837
Lull 1915
recombined as Sauropus barrattii
Reptilia - Moyenisauropodidae
Anomoepus sp. Hitchcock 1848
Hitchcock 1865 1 specimen
Corvipes lacertoideus Hitchcock 1858
Hitchcock 1865 1 specimen
recombined as Anomoepus lacertoideus
Anomoepus scambus Hitchcock 1848
Lull 1915
Anomoepus intermedius Hitchcock 1862
Hitchcock 1865 5 specimens
synonym of Anomoepus scambus
Anomoepus minimus n. sp. Hitchcock 1862
Hitchcock 1865 3 specimens
synonym of Anomoepus scambus
Anomoepus minor Hitchcock 1858
Hitchcock 1865 2 specimens
synonym of Anomoepus scambus
Anomoepus ? curvatus (Hitchcock 1862)
Hitchcock 1865 1 specimen
synonym of Anomoepus scambus
Anomoepus gracillimus (Hitchcock 1844)
Hitchcock 1865 1 specimen
synonym of Anomoepus scambus
Apatichnus circumagens Hitchcock 1858
Hitchcock 1865 1 specimen
synonym of Anomoepus scambus
Anomoepus major n. sp. Hitchcock 1858
5 specimens
Reptilia - Batrachopodidae
Orthodactylus sp. Hitchcock 1858
Hitchcock 1865 1 specimen
synonym of Batrachopus
Apatichnus bellus n. sp. Hitchcock 1858
5 specimens
recombined as Batrachopus bellus
Anisopus gracilis (Hitchcock 1845)
1 specimen
original and current combination Batrachopus gracilis
Anisopus deweyanus (Hitchcock 1843)
Hitchcock 1865 1 specimen
recombined as Batrachopus deweyi
Stenodactylus curvatus n. gen., n. sp. Hitchcock 1858
6 specimens
synonym of Batrachopus deweyi
Exocampe minima n. sp. (Hitchcock 1862)
Hitchcock 1865 2 specimens
synonym of Batrachopus deweyi
Arachichnus dehiscens n. gen., n. sp. Hitchcock 1858
Hitchcock 1865 1 specimen
synonym of Batrachopus deweyi
Orthodactylus linearis n. sp. Hitchcock 1858
2 specimens
synonym of Batrachopus deweyi
unclassified
Bisulcus undulatus n. sp. Hitchcock 1862
Hitchcock 1865 2 specimens
Unisulcus marshi
Hitchcock 1865 1 specimen
synonym of Herpystezoum
Unisulcus minutus
Hitchcock 1865
synonym of Herpystezoum
many
Cunicularius retrahens
Hitchcock 1865 3 specimens
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, 18.7° West
Basis of coordinate:stated in text
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:201.40000 - 192.90000 m.y. ago
Stratigraphy
Geological group:Agawam Formation:Portland
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:red sandstone
Secondary lithology: "shale"
Includes fossils?Y
Includes fossils?Y
Lithology description: red sandstone, 'shale'
Environment:fluvial-lacustrine 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:D. Marsh, E. Hitchcock Collection dates:1830s-1855
Metadata
Also known as:Lull 6A
Database number:52987
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2005-08-30 11:10:31 Last modified:2019-03-19 14:48:47
Access level:the public Released:2005-08-30 11:10:31
Creative Commons license:CC BY
Reference information

Primary reference:
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]

Secondary references:

30862ETE 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]
30860ETE 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]
15230ETE 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]
14628ETE 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]
14321ETE 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]
53034 B. S. Lyman. 1894. Some New Red horizons. Proceedings of the American Philosophical Society 33:192-215 [M. Carrano/M. Carrano]
18113ETE P. E. Olsen and E. C. Rainforth. 2003. The Early Jurassic ornithischian dinosaurian ichnogenus Anomoepus. In P. M. LeTourneau & P. E. Olsen (ed.), The Great Rift Valleys of Pangea in Eastern North America, Volume 2: Sedimentology, Stratigraphy, and Paleontology 314-368 [M. Carrano/M. Carrano/M. Carrano]
14770ETE P. E. Olsen, J. B. Smith, and M. G. McDonald. 1998. Type material of the type species of the classic theropod footprint genera Eubrontes, Anchisauripus, and Grallator (Early Jurassic, Hartford and Deerfield Basins, Connecticut and Massachusetts, U.S.A.). Journal of Vertebrate Paleontology 18(3):586-601 [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]