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Triarthrus.jpg - Archaeodontosaurus
Triarthrus eatoni, Late Ordovician, Frankfort Shale, Rome, Herkimer County, New York, USA - Houston Museum of Natural Science - DSC01574.JPG - Daderot
Triarthrus eatoni ventral cropped.jpg - Dwergenpaartje
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 1.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 2.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 3.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 5.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 4.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (pyritized fossil trilobite with appendages) (Whetstone Gulf Formation, Upper Ordovician; Lewis County, New York State, USA) 6.jpg - Ser Amantio di Nicolao
Triarthrus eatoni (YPM IP 000228).jpg - Iezer
Triarthrus eatoni (YPM IP 000228) (rotated).jpg - Iezer
Triarthrus and crinoid fossil.jpg - Prehistorica CM
Triarthrus (3).jpg - DardS8Br
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