21
4
November
869
872
REAUGH, A. 1978. A new excystment mechanism in the Silurian acritarch Diexallophasis of Virginia. Palaeontology, 21, 4, 869–872.
Ann Brooke Reaugh Diexallophasis denticulata (Stockmans and Williere) Loeblich, 1970 excysted through an ornamented circumferential break in the central body wall. This is the first report of a patterned opening among acritarchs which have previously been reported to open by simple rupture or cryptosuture. The Palaeontological Association (Free Access)