Explore extinct life by their name
(i.e., genus)

Explore extinct life by their common names
(i.e., Dinosaur, Bird)

Explore extinct life by family groupings
(i.e., cladistic relationships)

Explore extinct life by geological time period
(i.e., when the life form lived)

Explore extinct life by geographic location
(i.e., where the fossils were found)

Explore extinct life by paleontologist/author
(i.e., person(s) who named the life form)

Explore fantasy life forms shaped by the human mind and experience
(i.e., fictional creatures & monsters)

An introduction to the Extinct Life Pictorial Encyclopedia along with some statistics regarding what information is available

The Dinosaur Fan Non-sports Collectibles Digest

Fiction Novels Featuring Prehistoric Animals, Mutant Beasts & Primeval Man

Return to The Dinosaur Fan home page

Nematoda
Heydenius
(Roundworms)
|H.araneus| |H.dominicanus|

Other Ecdysozoans
Heydenius Fossil (Parasitism of a Baltic amber ant)
Hindawi Publishing Corporation Journals
www.hindawi.com
Heydenius Fossil
Amber Treasure 4U
www.ambertreasure4u.com
Heydenius Fossil
Heydenius araneus n.sp. (Nematoda: Mermithidae), a Parasite of a Fossil Spider, with an Examination of Helminths from Extant Spiders (Arachnida: Araneae) by George Poinar, Jr.
www.jstor.org