Bowengriphus

Bowengriphus is a freshwater organism known from Late Permian deposits in Australia that reached about 15 cm in length. It was originally interpreted as a relative of Odontogriphus, but a re-analysis of this fossil discounted any relationship, placing the fossil in the incertae sedis. ...
Found on http://en.wikipedia.org/wiki/Bowengriphus
No exact match found