a student in a university or college who has not received a first, especially a bachelor's, degree. adjective. 2. having the standing of an undergraduate. 3. of, for, pertaining to, or characteristic of undergraduates.
Matheronodon provincialis has been identified as a member of rhabdodontids - a group of herbivorous bipedal dinosaurs - from the late Campanian period about 84 to 72 million years ago. They were descendants of the iguanodontian dinosaurs from the Upper Jurassic.
Amphibians. 1  Our understanding of life during the Carboniferous period is complicated by Romer's Gap, a 15-million-year stretch of time (from 360 to 345 million years ago) that has yielded virtually no vertebrate fossils.