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Sister taxa: Aulacopleura
Environments: marine (9 collections)
Geyer (1993) - Trilobite
it is clear that they are equivalent to the two branches typical of living aquatic arthropods
Price: $102
10056 - Amazing Albertosaurus Serrated Tyrannosaurid Dinosaur Tooth Cretaceous - Montana Asaphus punctatus Sister taxa: AulacopleuraScientific name: Albertosaurus sarcophagus Tyrannosaurid Location: Montana (Private Land Origin), USA Geological Formation: Judith River Formation Age: Upper Cretaceous, Campanian stage ( 78 million years) Size: 3. 04cm long 1,52cm wide 1. 01cm thick Ref: 10056 Albertosaurus was first discovered in 1884 by Joseph B. Tyrrell in the Horseshoe Canyon, of Alberta, Canada. At this point, it was classified as being part of a separate species. The
US$ 19000.00
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