ANSP 15192 and YPM 1830 have a shield curving upwards at the rear .
The frill of YPM 1830 1831 is nearly flat , though this could be an artefact of restoration .
ANSP 15192 and YPM 1830 have a shield curving upwards at the rear , but the frill of YPM 1831 is nearly flat , though this could be an artefact of restoration .