Plate 4From: The planktonic foraminifera of the Jurassic. Part I: material and taxonomyTopotype Globuligerina dagestanica (Morozova), 1961 from samples 8 and 9 (see our Fig. 9), Khouroukra section, Late Bajocian, Dagestan. Specimens nos. 7a, 8, 9 and 10 have 3 to 3.5 chambers in the last whorl; the other specimens have 4 chambers in the last whorl. The aperture, where visible, is either a medium high arch or loop shaped. Wall texture is pustulose and from nos. 5b and 7b appears to be slightly etched (see text)Back to article page