This is a USFWS web version of the Identification Guide for Ivory and Ivory Substitutes by Edgard O. Espinoza and Mary-Jacque Mann, published in cooperation with the CITES Secretariat, and was developed to give information about a nondestructive and visual means of tentatively distinguishing clearly legal ivory from suspected illegal ivory at ports of entry.
Ivory Identification by Bob Weisblut:
This is a supplemental guide to the USFWS Identification Guide for Ivory and Ivory Substitutes by Edgard O. Espinoza and Mary-Jacque Mann above.
Ivory Identification "A Photographic Reference Guide"
by William (Bobby) Mann & Charles M Marts
This is a supplemental photo guide to the USFWS Ivory Guide for sale.
Central Michigan University's College of Science and Technology Ivory Identification
Estimating the Age of Whale Teeth from Natural Dry-Out Cracks
How to Discern Authentic Whale Tooth Scrimshaw from Resin "Fakeshaw"
Discerning Authentic Scrimshawed Whale Teeth From Re-Shaped Bone & Hippo Teeth
Distinguishing Authentic Antique Scrimshaw from Fraudulent Ivory
Mammoths, Narwhal, Walrus, Hippopotamus, Warthog and Whale teeth are forms of Ivory often mistaken for Elephant tusk. The International Ivory Society's Ivory ID Workshop provides hands on training to spot and identify various forms of Ivory and Ivory substitutes such as bone, resins, composits, and plastics.