This video says about itself:
28 August 2015
The Allonautilus scrobiculatus has inhabited the earth for 500 million years and has only been seen twice, until now.
A rare species of nautilus, a marine mollusc, has been found by researchers for the first time in 31 years. It has been suggested that the Allonautilus scrobiculatus could be the rarest animal in the world.
From Wildlife Extra:
Rare nautilus sighted for the first time in 30 years
A rare nautilus has been sighted for the first time in three decades. Allonautilus scrobiculatus is a species of nautilus, marine animals that are small, distant cousins of squid and cuttlefish. They are an ancient lineage of animal, often christened a “living fossil” because their distinctive shells appear in the fossil record over an impressive 500 million year period.
The animal was first discovered by biologist Peter Ward and his…
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