Title: Pachygrycia, a new Sonneratia-like ammonite from the Lower Cretaceous (earliest Albian?) of northern Canada
First published: 1981
Subjects: Paleontology, Pachygrycia
Places: Northern Canada
Time periods: Cretaceous
LC classification: QE185 .A42 no. 80-20, QE807.A5 .A42 no. 80-20