“It is pretty certain that the new finding is the oldest known gorgonopsian, and likely the oldest known member of a subgroup of synapsids called Therapsida (therapsids include mammals and a subset of ...

The collection is still expanding, with the most recent donation of over 100 fossil therapsids and pareiasaurs being made in 2017. With over 80 holotype specimens and a broad taxonomic spread, the ...

“There is a big time gap in the fossil record of therapsids, between when they are predicted to have evolved based on our knowledge of relationships of synapsids (a larger vertebrate group that ...

"There is a big time gap in the fossil record of therapsids, between when they are predicted to have evolved based on our knowledge of relationships of synapsids and when they actually show up in ...