1320 - Gem Grade Afrovenator abakensis Megalosaurid Dinosaur Tooth Jurassic Tiouraren Fm Calamopleurus yet historically problematic – group

yet historically problematic – group of early Palaeozoic euarthropods typified by a biomineralized phosphatic exoskeleton (Briggs & Fortey

Typical Spinosaurus premaxillary huge tooth

Emmrich 1844 (trilobite)

Jouve 2005

Item number: 143922125665

1320 - Gem Grade Afrovenator abakensis Megalosaurid Dinosaur Tooth Jurassic Tiouraren Fm Calamopleurus yet historically problematic – groupScientific name: Afrovenator abakensis, Sereno et al. 1994. Megalosaurid Location: Tiouraren Hill, Tner Desert, Niger. Geological Formation: Tiouraren Fm Age: Middle Jurassic, Bathonian stage ( 167 million years) Size (long): 3,5 cm REF.: 1320 DESCRIPTION: Afrovenator ("African hunter") is a genus of megalosaurid theropod dinosaur from the Middle Jurassic Period of northern Africa. The remains of Afrovenator were discovered in 1993 in the Tiourarn