Guardian Nature School Team Contact Blog Project Noah Facebook Project Noah Twitter

A global community of nature enthusiasts
photographing and learning about wildlife

Join Project Noah!
nature school apple icon

Project Noah Nature School visit nature school

Fossil shark tooth: Shortfin mako

Isurus oxyrinchus (a.k.a., Isurus desori)


A fossil lower anterior tooth from a Shortfin mako shark. This specimen was collected at an undisclosed location along the Potomac River, Westmoreland County, Virginia USA. Note: The quarters used to show the relative size of the fossil specimens are approximately one inch (~1") in diameter. Photo 1 of 2: Lingual side, shown facing up; labial side, facing down. Photo 2 of 2: Labial side, shown facing up; lingual side, facing down.


A relatively "shallow" sea that existed along the east coast of the United States an estimated 10- to 15 million years ago, during the Miocene Epoch. Related Resource: Miocene Marine Life


© Copyright 2011 Walter Sanford. All rights reserved.

Species ID Suggestions

Sign in to suggest organism ID

No Comments

Spotted by

Virginia, USA

Spotted on Nov 26, 2011
Submitted on Dec 12, 2011

Spotted for Mission

Noah Guardians
Noah Sponsors
join Project Noah Team

Join the Project Noah Team