Also known as Lull 6A
Where: Franklin County, Massachusetts (42.6° N, 72.5° W: paleocoordinates 24.3° N, 18.7° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Portland Formation (Agawam Group), Hettangian to Hettangian (201.3 - 190.8 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; red sandstone and shale
Size class: macrofossils
Preservation: cast, mold/impression, trace
Collected by D. Marsh, E. Hitchcock in 1830s-1855
Collection methods: quarrying, surface (in situ), peel or thin section,
Primary reference: 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]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 52987: authorized by Matthew Carrano, entered by Matthew Carrano on 30.08.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
| unclassified | |
Saltator bipedatus n. sp., Sphaerapus magnus2, Sphaerapus larvalis2, Stratipes latus n. gen. n. sp.2
Saltator bipedatus n. sp.
Stratipes latus n. gen. n. sp.2 | |
| Bisulcus undulatus | |
Bisulcus undulatus n. sp.2
Bisulcus undulatus n. sp.2 Hitchcock 1862 | |
| Reptilia | |
"Helcura caudata" = Helcura littoralis2
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"Argozoum paridigitatum" = Argoides minimus2
| |
"Sauroidichnites barrattii n. sp." = Sauropus barrattii3
| |
Grallator cuneatus2, ? Grallator formosus3, Grallator gracilis4, "Hyphepus fieldi" = Eubrontes fieldi2, "Brontozoum tuberatum" = Eubrontes tuberatus2, "Brontozoum sillimanium" = Eubrontes sillimani2, "Amblonyx giganteus n. gen. n. sp." = Eubrontes platypus, "Amblonyx lyellianus" = Eubrontes lyellii, "Anomoepus major n. sp." = Eubrontes lyellii, "Grallator cursorius" = Eubrontes cursorius, "Grallator parallelus n. sp." = Eubrontes cursorius2, "Brontozoum validum" = Anchisauripus tuberosus2, "Brontozoum exsertum" = Anchisauripus exsertus2
"Amblonyx giganteus n. gen. n. sp." = Eubrontes platypus Hitchcock 1858 theropod
"Amblonyx lyellianus" = Eubrontes lyellii Hitchcock 1843 theropod
"Anomoepus major n. sp." = Eubrontes lyellii Hitchcock 1843 theropod
"Grallator cursorius" = Eubrontes cursorius Hitchcock 1858 theropod | |
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Platypterna digitigrada n. sp. Hitchcock 1858 saurischian | |
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Anomoepus sp.2, "Anomoepus scambus" = Anomoepus scambus3, "Anomoepus intermedius" = Anomoepus scambus2, "Anomoepus minor" = Anomoepus scambus2, "Anomoepus gracillimus" = Anomoepus scambus2, "Anomoepus minimus n. sp." = Anomoepus scambus1, "Apatichnus circumagens" = Anomoepus scambus2, "Anomoepus ? curvatus" = Anomoepus scambus2
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"Plectropterna angusta n. sp." = Tarsoplectrus angustus
"Plectropterna angusta n. sp." = Tarsoplectrus angustus Hitchcock 1858 dinosaur | |
"Anisopus gracilis" = Batrachopus gracilis, "Apatichnus bellus n. sp." = Batrachopus bellus, "Anisopus deweyanus" = Batrachopus deweyi2, "Exocampe minima n. sp." = Batrachopus deweyi2, "Arachichnus dehiscens n. gen. n. sp." = Batrachopus deweyi2, "Orthodactylus linearis n. sp." = Batrachopus deweyi, "Stenodactylus curvatus n. gen. n. sp." = Batrachopus deweyi, "Orthodactylus sp." = Batrachopus2
"Anisopus gracilis" = Batrachopus gracilis Hitchcock 1845 archosaur
"Apatichnus bellus n. sp." = Batrachopus bellus Hitchcock 1858 archosaur
"Orthodactylus linearis n. sp." = Batrachopus deweyi Hitchcock 1843 archosaur
"Stenodactylus curvatus n. gen. n. sp." = Batrachopus deweyi Hitchcock 1843 archosaur | |
| Osteichthyes | |
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Plectropterna lineans Hitchcock 1858 tetrapod
Plectropterna gracilis n. sp. Hitchcock 1858 tetrapod | |
| unclassified | |
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Plantae indet.2 Haeckel 1866 | |