Selected dinocyst taxa from the Brent Group equivalent (Bathonian-Aalenian) of the northern North Sea are described. The diagnosis of Dissiliodinium ((Drugg 1978)) is emended. Two new species: Dissiliodinium willei and Durotrigia aspera are introduced. In addition, several new taxa are informally described and illustrated.
- Received March 1, 1990.
- Accepted October 1, 1990.
- © 1991 The Micropalaeontological Society