Gemuendina stuertzi, ray-like Placoderm Posters this specimen has the best

this specimen has the best preserved head

The fine grained sediments in these lagoons produced nearly flawless remains of plant and animals which fell into or were washed into them as well as some of their natural residents

and four actual rib fragments in articulation with the vertebrae

Clovis points also tend to be thicker than the typically thin later-stage Folsom points

Compared to the slightly more ancient ankylosaurid Euoplocephalus

Gemuendina stuertzi, ray-like Placoderm Posters this specimen has the bestGemuendina stuertzi is a placoderm of the order Rhenanida, of the seas of Early Devonian Germany. In life, Gemuendina resembled a scaly ray with an upturned head, or a large finned stargazer. G. stuertzi is often invoked as an example of convergent evolution with its flat body and huge, wing like pectoral fins it has a strong, albeit superficial similarity to rays. Unlike rays, however, both Gemuendina`s eyes and nostrils were placed atop the head,