Instead these lobopods had hooked claws with which it could grip one of the corals or sponges found at the time and rear up into the current.

This would probably have been used to suck any particles of food which had been caught off the spines, possibly in a similar manner to a sea cucumber.

[1] Close examination of the fossils revealed traces of calcium compounds in the claws of the back three legs and around the mouth and proboscis.

There were also calcium traces found in the gut, but this may have been fragments of shell attached to its food rather than the animal`s organs.

This refers to the position it would have adopted when filter-feeding, standing on its rear pairs of lobopods and waving front limbs above its head.