Glyptolepis paucidens (Agassiz, 1844)
Systematics: Sarcopterygii Porolepiformes Holoptychiidae
Size: 60 cm
Type Horizon and Locality: Middle Devonian, Achanarras Fish Bed, Lower Caithness Flagstone Group, Middle Old Red Sandstone (Eifelian), Caithness, Scotland, UK
Type Specimen : NHM P.545, lower jaw
With size reaching more than half a meter, the porolepiform Glyptolepis was the top predator of the Middle Devonian Achanarras fish community of a large freshwater lake that occupied today's NortheEast Scotland. Glyptolepis paucidens is the slimmer and larger of the two species that lived in that lake at that time (the other being G. leptopterus).
March 13, 2022
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