These fossils reflect shallow marine environments where sedimentary rocks such as limestone and shale provided stable attachment surfaces for benthic organisms
although this idea remains debated among paleontologists
Eutrichiurides species closely resembled modern snake mackerels in appearance and structure
The lake's distinctive geochemical composition created extraordinary conditions for fossilization
from North and South America to Europe
1.1" Kryptops Palaios Abelisaurid Serrated Tooth Fossil Cretaceous Age Dinosaur Niger Mars These fossils reflect shallow marineLocation: Elrhaz Formation, Gadoufaoua, Tenere Desert, Niger, Africa Weight: 0. 2 Ounces Tooth Dimensions: 1. 1 Inches Long, 0. 4 Inches Wide, 0. 2 Inches Thick Comes with a Free Display. The item pictured is the one you will receive. Kryptops palaios is a theropod dinosaur from the Abelisauridae family, found in the Early Cretaceous (AptianAlbian) layers of the Elrhaz Formation in Niger's Tnr Desert. Paleontologists Paul Sereno and Steve Brusatte