Graptolites: Our Oldest Relatives

Graptolites: Our Oldest Relatives

This fellow is the graptolite, Isograptus cf. maximus, from the Piranha Formation, Middle Ordovician (Dapingian), Bolivia. Graptolites (Graptolita) are colonial animals. The biological affinities of…
Haida Gwaii: Birthing Wrangellia

Haida Gwaii: Birthing Wrangellia

“When the tide is out, the table is set.” This wisdom from those who call Haida Gwaii home is still true today. The enormous difference between high and low tide in Haida Gwaii – up to twenty three…
Frying Cancer With Vibrating Gold Nanoparticles

Frying Cancer With Vibrating Gold Nanoparticles

An antibody is an agent of the immune system that attaches to an antigen. Usually antibodies recognize antigens on a virus or bacteria and attach to the invader to mark it for destruction by other…
Ichthyosaurs Of The Blue Lias

Ichthyosaurs Of The Blue Lias

This well-preserved partial ichthyosaur was found in the Blue Lias shales by Lewis Winchester-Ellis. The vertebrae you see are from the tail section of this marine reptile. The find includes…
Chengjiangocaris: UNESCO Cambrian Arthropod

Chengjiangocaris: UNESCO Cambrian Arthropod

This fellow is Chengjiangocaris kunmingensis, a rather glorious fuxinhuiid arthropod. While he looks like he could be from the inside of the Lascaux Caves and their fire-kissed Palaeolithic…
Living Fossil: Elephant Shrew

Living Fossil: Elephant Shrew

Meet one of the most adorable of all the Living Fossil species, the Elephant shrew, Macroscelides proboscideus, one of 15 species of this order. These small, quadrupedal, insectivorous mammals…
A New Cambrian Lagerstätten From China

A New Cambrian Lagerstätten From China

Move over Burgess, there's a new Cambrian Lagerstätten in town. Meet Tuzoia sinesis from the Balang Formation of southern China. China has some very interesting fossil specimens being…
Living Fossil: Calamopleurus

Living Fossil: Calamopleurus

This well-preserved fossil fish skull is from Calamopleurus (Agassiz, 1841), an extinct genus of bony fishes related to the heavily armored ray-finned gars. They are fossil relics, the sole…
Plesiosaurs: Four-Paddled Vortex Swimmers

Plesiosaurs: Four-Paddled Vortex Swimmers

Plesiosaurus were large, carnivorous air-breathing marine reptiles with strong jaws and sharp teeth that moved through the water with four flippers. We'd originally thought that this might not be the…