Fig. 3From: New insights into the taxonomy and evolution of Jurassic planktonic foraminiferaGlobuligerina oxfordiana (Grigelis). Nos. 1, 2, 3, 4, 5, 6 and 7 specimens with extra apertural opening (without rim or lip). Nos. 1 and 3—sample 6, Morrisi Zone, middle Bathonian, Gnaszyn, Poland. Nos. 2, 4, 5, 6 and 7—Mariae Zone, lower Oxfordian, Le Havre, FranceBack to article page