eupelagic

eupelagic

[yü·pə′laj·ik]
(geology)
Mentioned in ?
References in periodicals archive ?
On the other hand species of the genus Proplectella Kofoid and Campbell 1939 (nomen inquirendum) consist of eupelagic and tropical-subtropical species (Hada 1937) (7 species).
Bioevent B7 is characterized by the first occurrence of Helvetoglobotruncana helvetica in the succession of eupelagic facies (basinal environment), and is accompanied by a diversification of intermediate planktonic foraminifers such as dicarinellids, praeglobotruncanids and helvetoglobotruncanids, and was observed in the Amacuzac section (Fig.