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Trigonoscorpio americanus Petrunkevitch, 1913

urn:lsid:zoobank.org:act:859BE316-B2F8-402C-B1F0-AB3C006F175D
Species
Trigonoscorpio Petrunkevitch, 1913
americanus
Petrunkevitch
Petrunkevitch, Alexander. 1913 A monograph of the terrestrial Palaeozoic Arachnida of North America. Transactions of the Connecticut Academy of Arts and Sciences 18: 1–137.
47
pl. IV, fig. 17, 18, text-fig. 13-14
HOLOTYPE: (UMMP 7224, cast: YPM 139), Upper Carboniferous (Pennsylvanian), Carbondale Formation, Lower Francis Creek Shale, Mazon Creek, Grundy County, Illinois, USA.
Mazon Creek, Grundy County, Illinois, USA.
Так