Hauffiopteryx is an extinct genus of ichthyosaur known from Germany, Luxembourg and Somerset of the United Kingdom. Two species are known: H. typicus and H. altera.
Front of H. typicus fossil
3D-printed reconstruction of the skull and brain of H. typicus, Field Museum of Natural History
Stenopterygius is an extinct genus of thunnosaur ichthyosaur known from Europe.
Stenopterygius
Life restoration of a juvenile Stenopterygius sp.
S. triscissus specimen
1921 restoration by Charles R. Knight