Pietra Gallery Mounted Objects

Septarian Calcite Half Nodule Madagascar Mounted on Custom Acrylic Base This polished half-nodule reveals the striking internal structure of a Septarian concretion from Madagascar, ...

Name: Sauropods Period: Triassic-Late Cretaceous (approximately 210 and 66 million years ago) Sauropods (Sauropoda) are an infraorder of sauropodomorph dinosaurs that lived from the Late Triassic to the Late Cretaceous (approximately 210 and 66 million years ago, they lived in the Americas, Asia, Europe, Africa, Oceania and Antarctica. They were herbivorous and they were quadrupedal. Sauropods had very long necks, long tails, small heads (relative to the rest of their body), and four thick, pillar-like legs. They are notable for the enormous sizes attained by some species, and the group includes the largest animals to have ever lived on land. They were The name Sauropoda was coined by Othinel Charles Marsh in 1878, and is derived from Ancient Greek, meaning "lizard foot...