The Cove, Wethersfield (Jurassic to of the United States)

Also known as Lull 33

Where: Middlesex County, Connecticut (41.7° N, 72.7° W: paleocoordinates 23.4° N, 18.6° W)

• coordinate based on nearby landmark

• 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; brown, red shale

Size class: macrofossils

Preservation: cast, mold/impression, trace

Collected by H. Hammer, E. Hitchcock in the 1835-1870s

Collection methods: quarrying, surface (in situ),

• originally discovered by Mr. Henry Hanmer, a junior at Amherst College. Visited by Perry in the 1930s.

Primary reference: E. Hitchcock. 1837. Ornithichnites in Connecticut. The American Journal of Science and Arts 31:174-175 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 53000: authorized by Matthew Carrano, entered by Matthew Carrano on 30.08.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Nassellaria - Lophophaenidae
"Trisulcus sp." = Botryopera5
"Trisulcus sp." = Botryopera5 Haeckel 1887 radiolarian
Bisulcus sp.5 Hitchcock 1862
Trihamus magnus5 Hitchcock 1889
Trihamus elegans
Trihamus elegans5 Hitchcock 1862
 Testudinata -
"Sauroidichnites heteroclitus n. sp." = Ancyropus heteroclitus1, "Sauroidichnites jacksoni n. sp." = Ancyropus heteroclitus1
"Sauroidichnites heteroclitus n. sp." = Ancyropus heteroclitus1 Hitchcock 1841 turtle
"Sauroidichnites jacksoni n. sp." = Ancyropus heteroclitus1 Hitchcock 1841 turtle
"Ornithoidichnites gracilior n. sp." = Sillimanius gracilior1, "Ornithoidichnites tetradactylus" = Sillimanius tetradactylus, "Ornithopus gallinaceus" = Sillimanius tetradactylus2, "Ornithoidichnites elegans" = Steropoides elegans1
"Ornithoidichnites gracilior n. sp." = Sillimanius gracilior1 Hitchcock 1841 dinosaur
"Ornithoidichnites tetradactylus" = Sillimanius tetradactylus Hitchcock 1836 dinosaur
"Ornithopus gallinaceus" = Sillimanius tetradactylus2 Hitchcock 1836 dinosaur
"Ornithoidichnites elegans" = Steropoides elegans1 Hitchcock 1841 dinosaur
 Saurischia -
"Argozoum disparidigitatum" = Argoides macrodactylus2, "Ornithoidichnites minimus" = Argoides minimus, "Plesiornis aequalipes" = Argoides minimus4, Plesiornis sp.5, "Sauroidichnites longipes n. sp." = Plectropus longipes1
"Argozoum disparidigitatum" = Argoides macrodactylus2 Hitchcock 1841 saurischian
"Ornithoidichnites minimus" = Argoides minimus Hitchcock 1836 saurischian
"Plesiornis aequalipes" = Argoides minimus4 Hitchcock 1836 saurischian
Plesiornis sp.5 Hitchcock 1858 saurischian
n. sp.
"Sauroidichnites longipes n. sp." = Plectropus longipes1 Hitchcock 1841 theropod
 Saurischia - Eubrontidae
"Ornithoidichnites giganteus" = Eubrontes giganteus1, "Ornithoidichnites expansus" = Brontozoum expansum1, Grallator tenuis5, "Brontozoum sillimanium" = Eubrontes sillimani5, "Ornithoidichnites cuneatus" = Eubrontes sillimani1, "Brontozoum divaricatum" = Grallator (Eubrontes) divaricatus5, "Ornithoidichnites tuberosus" = Anchisauripus tuberosus, "Plesiornis giganteus n. sp." = Grallator (Anchisauripus) minusculus5
"Ornithoidichnites giganteus" = Eubrontes giganteus1 Hitchcock 1836 theropod
"Ornithoidichnites expansus" = Brontozoum expansum1 Hitchcock 1841 theropod
Grallator tenuis5 Hitchcock 1858 theropod
"Brontozoum sillimanium" = Eubrontes sillimani5 Hitchcock 1843 theropod
"Ornithoidichnites cuneatus" = Eubrontes sillimani1 Hitchcock 1843 theropod
"Brontozoum divaricatum" = Grallator (Eubrontes) divaricatus5 Hitchcock 1865 theropod
"Ornithoidichnites tuberosus" = Anchisauripus tuberosus Hitchcock 1836 theropod
"Plesiornis giganteus n. sp." = Grallator (Anchisauripus) minusculus5 Hitchcock 1837 theropod
 Saurischia -
"Ornithoidichnites deanii n. sp." = Platypterna deanii2, "Ornithoidichnites delicatulus n. sp." = Platypterna delicatula1, "Ornithoidichnites tenuis n. sp." = Platypterna tenuis2
"Ornithoidichnites deanii n. sp." = Platypterna deanii2 Hitchcock 1837 saurischian
"Ornithoidichnites delicatulus n. sp." = Platypterna delicatula1 Hitchcock 1841 saurischian
"Ornithoidichnites tenuis n. sp." = Platypterna tenuis2 Hitchcock 1837 saurischian
 Neornithischia - Anomoepodidae
Corvipes lacertoideus5 Hitchcock 1858 bird foot dinosaur
 Neornithischia - Moyenisauropodidae
"Anomoepus intermedius" = Anomoepus scambus7, "Anomoepus curvatus" = Anomoepus scambus5
"Anomoepus intermedius" = Anomoepus scambus7 Hitchcock 1848 bird foot dinosaur
"Anomoepus curvatus" = Anomoepus scambus5 Hitchcock 1848 bird foot dinosaur
Harpedactylus sp.5, "Plectropterna elegans" = Tarsoplectrus elegans5
Harpedactylus sp.5 Hitchcock 1845 dinosaur
n. sp.
"Plectropterna elegans" = Tarsoplectrus elegans5 Hitchcock 1889 dinosaur
 Pseudosuchia - Batrachopodidae
"Exocampe ? ornata" = Batrachopus deweyi4, "Comptichnus sp." = Batrachopus5
"Exocampe ? ornata" = Batrachopus deweyi4 Hitchcock 1843 archosaur
"Comptichnus sp." = Batrachopus5 Hitchcock 1845 archosaur
n. sp.
"Triaenopus baileyanus" = Triaenopus baileyanus4, "Triaenopus emmonsianus" = Triaenopus baileyanus6
"Triaenopus baileyanus" = Triaenopus baileyanus4 Hitchcock 1841 reptile
later renamed T. leptodactylus
"Triaenopus emmonsianus" = Triaenopus baileyanus6 Hitchcock 1841 reptile
later renamed T. leptodactylus
 Tetrapoda -
Typopus gracilis n. sp.3 Hitchcock 1858 tetrapod
"Plectropterna minitans" = Plectropterna minitans4, "Sauroidichnites minitans" = Plectropterna minitans1, Plectropterna lineans3, Plectropterna gracilis5
"Plectropterna minitans" = Plectropterna minitans4 Hitchcock 1837 tetrapod
"Sauroidichnites minitans" = Plectropterna minitans1 Hitchcock 1837 tetrapod
Plectropterna lineans3 Hitchcock 1858 tetrapod
Plectropterna gracilis5 Hitchcock 1858 tetrapod
 Vermes -
"Unisulcus minutus" = Herpystezoum5
"Unisulcus minutus" = Herpystezoum5
 Ichnofossils -
Cochlichnus spp.5 Hitchcock 1858
two species, unnamed