Elasmobranchii

I'm reading the new Journal of Vertebrate Paleontology, and have so far made my way through three articles on fossil sharks: "Exceptional preservation of the white shark Carcharodon (Lamniformes, Lamnidae) from the early Pliocene of Peru"; "The spine-brush complex in symmoriiform sharks (Chondrichthyes; Symmoriiformes), with comments on dorsal fin modularity"; and "Pectoral anatomy of Tribodus limae (Elasmobranchii: Hybodontiformes) from the Lower Cretaceous of northeastern Brazil."

"I burned his body for incurring my wrath." greygirlbeast 2009

But while in this case, as in the case of the amphibia, the small ovum completely divides into cells in segmentation, this is no longer so in the great majority of the selachii (or Elasmobranchii).

The Evolution of Man — Volume 1 Ernst Heinrich Philipp August Haeckel 1876

Elasmobranchii (the sharks and rays, or highly organised cartilaginous fishes).

The Common Frog 1874

The Elasmobranchii also includes the infamous megalodon, thought to be the largest carnivorous fish ever to have existed.

Museum Blogs 2009

The Elasmobranchii also includes the infamous megalodon, thought to be the largest carnivorous fish ever to have existed.

Museum Blogs 2009

Space sharks belong to the subclass Elasmobranchii, Order Milkywayiformes, Family Enceladusidae, and the Genus Biteyourmoonbootis.

unknown title 2009

Sharks, ray, and guitarfish all belong to the subclass Elasmobranchii within the cartilaginous fish class Chondrichthyes.

Museum Blogs 2009

The Elasmobranchii also includes the infamous megalodon, thought to be the largest carnivorous fish ever to have existed.

Museum Blogs 2009

Sharks, ray, and guitarfish all belong to the subclass Elasmobranchii within the cartilaginous fish class Chondrichthyes.

Museum Blogs 2009

Sharks, ray, and guitarfish all belong to the subclass Elasmobranchii within the cartilaginous fish class Chondrichthyes.

Museum Blogs 2009