A news article about the local fossil hunter, Brian Hebert, who
found this fossil and brought to the attention of professional
paleontologists is:

A fossil find like no other
Darrell Cole , The Chronicle Herald, January 1, 2020
[www.thechronicleherald.ca]

Note that Brian Hebert is a coauthor of the below paper.

The paper is:

Maddin, H.C., Mann, A. and Hebert, B., 2020. Varanopid
from the Carboniferous of Nova Scotia reveals evidence
of parental care in amniotes. Nature Ecology & Evolution, 4(1), pp.50-56.
[www.nature.com]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)