Quelques Chitinozoaires et Acritarches ordoviciens supérieurs de la Formation d White Head en Gaspésie, Québec
Chitinozoan and acritarch assemblages from Caradocian and Ashgillian strata forming part of the White Head Formation of the Perce region, Gaspe Peninsula, Quebec, contain species known from the central United States, eastern Canada, and northwestern Europe. One new species, Orthosphaeridium gaspesianum, is described.