Bathycrinus australis

Bathycrinus australis is a species of sea lily, a crinoid in the family Bathycrinidae. It is native to deep water in the Antarctic Ocean. It was initially identified as "Bathycrinus aldrichianus" by Philip Herbert Carpenter following the 1872-1876 HMS Challenger expedition. It was later distinguished as a new species by the American zoologist Austin Hobart Clark.