Fig. 6
From: New and emended species of Jurassic planktonic foraminifera
Upper four specimens are original drawings of Globigerina helveto-jurassica by Haeusler (1881); no magnification provided. Lower nine specimens are drawings of Globigerina helvetojurassica Haeusler by Oesterle (1968); Basel Geological Museum, C 25692-694; magnification ×200. Cordatus and Lamberti Zones, Oxfordian, Canton Aargau, Switzerland and Birmensdorfer Schichten, Transversarium Zone, Oxfordian, Canton Aargau, Switzerland