Peter Wellnhofer retained it as a pterosaur of unknown affinities in his 1978 review, but rejected this by 1991.

The trunk region possesses about 50 soft, flexible, transverse bars, lateral serialised structures of unknown affinity.

Scientists discover a new type of algae, Picobiliphytes are a marine picoplanktonic algal group with unknown affinities to other eukaryotes.

Picobiliphytes, a new marine picoplanktonic algal group with unknown affinities to other eukaryotes.

There are four recognized Chondrites ichnospecies, however, aberrant forms of unknown taxonomic affinity have been discovered.

However, the more general opinion is that the Chato tribe was of unknown ethnic affinity, although they were allied with the Choctaw.

Another specimen, a weird wonder, has yet to be described; it is "a spiny animal with hairy legs, of unknown affinities" (Collins, 1985).

Marsupiobothrium gobelinus is a tapeworm with an unknown taxonomic affinity.

'Dawsonia' campanulata is an organic-walled Palaeozoic organism of unknown affinity .

Upchurch et al., in the most recent review (2004), lists it as a dubious sauropod of unknown affinities.