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Belongs to Changaspis according to Lee 1961
Ellipsotaphrus
a bright fireball was seen by numerous residents in parts of the Kurgan
"A partial skeleton of the basal mosasaur Halisaurus platyspondylus from the Severn Formation (Upper Cretaceous: Maastrichtian) of Maryland" (PDF)
30518 - Beautiful 2.12 Inch Walliserops trifurcatus Middle Devonian Trilobite Spinosaur Bones Belongs to Changaspis according toThis species of trilobite is very rare, with an almost extraterrestrial aspect. The trident shaped appendage has been considered in functional morphology as a sensitive functionality to find food between the seabed substrate. Walliserops trifurcatus, Morzadec 2001 Belongs to Walliserops according to Morzadec 2001 Sister taxa: Walliserops hammii, Walliserops lindoei, Walliserops tridens Age range: 402. 5 to 391. 9 Ma Distribution: found only at Zguilma