Where: Connecticut (42.0° N, 72.7° W: paleocoordinates 23.7° N, 18.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Portland Formation (Agawam Group), Hettangian to Hettangian (201.3 - 190.8 Ma)
• Lower to middle Portland Formation
• bed-level stratigraphic resolution
Environment/lithology: pond; lithified siliciclastic sediments
Size class: macrofossils
Preservation: adpression
Reposited in the YPM
Primary reference: R. S. Kelly, A. J. Ross, and P. Davidson. 2017. Mesozoic Holcoptera (Coleoptera: Coptoclavidae) from England and the United States. Proceedings of the Geologists' Association 128:659-674 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 187762: authorized by Matthew Clapham, entered by Matthew Clapham on 11.08.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
Holcoptera schlotheimi Giebel 1856 beetle YPM 202468, 202466, 202467, 202522, 202529, 202541, 202460, 202470, 202469, 202475, 202476, 202482, 202517, 202525, 202542, 202555, 202582, 202459, 202473, 202492, 202516, 202540, 202544, 202458, 202485, 202495, 202507, 202505, 202474, 202462, 202456, 202463, 202536, 202455, 202457, 202477, 202478, 202479, 202484, 202487, 202496, 202497, 202501, 202502, 202503, 202508, 202509, 202523, 202524, 202530, 202548, 202549, 202551, 202552. 202554, 202556, 202557, 202562, 202564, 202577, 202581, 202583, 202584, 202586
|