Tentacled ’Cthulhu’ fossil reconstruction reveals monstrous relative of modern sea cucumbers

Life reconstruction of Sollasina cthulhu.

Life reconstruction of Sollasina cthulhu. Image credit: Elissa Martin, Yale Peabody Museum of Natural History.

An exceptionally preserved fossil from Herefordshire in the UK has given new insights into the early evolution of sea cucumbers, the group that includes the sea pig and its relatives, according to a new article published today in the journal Proceedings of the Royal Society B .