Hallucigenia

Hallucigenia was a strange, spiked animal that lived during the Cambrian Period, roughly 500 million years ago (found in Canada's Burgess Shale and in China). Hallucigenia as an onychophoran (a velvet worm) that had 7 tentacles on its top side which it used to grasp food; it used 7 pairs of spines on the underside for walking. Forty fossils of Hall...
Found on http://www.enchantedlearning.com/subjects/dinosaurs/glossary/

Hallucigenia

(from the article `Burgess Shale`) ...belong to established phyla and reveal important information about phylogenetic development, there are many other genera that do not fit so easily ...
Found on http://www.britannica.com/eb/a-z/h/8

Hallucigenia

Hallucigenia is a genus of Cambrian animals known from articulated fossils in exceptional Burgess Shale-type deposits in Canada and China, and from isolated spines around the world. Its quirky name reflects its unusual appearance and eccentric history of study; when it was erected as a genus, the animal was reconstructed upside down and back to fr...
Found on http://en.wikipedia.org/wiki/Hallucigenia
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