[1]
Pickerill, R.K., Fyffe, L.R. and Forbes, W.H. 1986. Late Ordovlcian-Early Silurian trace fossils from the Matapedia Group, Tobique River, western New Brunswick. Atlantic Geology. 23, 2 (Aug. 1986). DOI:https://doi.org/10.4138/1623.