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. 2021 Nov 2;9:e12374. doi: 10.7717/peerj.12374

Figure 5. Micro-CT images of Palaenigma wrangeli (Schmidt, 1874).

Figure 5

(A, B) Specimen GIT 812-34, from Sutlema quarry, west of Sutlema village, Rapla County, Estonia, Nabala Stage. (A) Sagittal cut. (B) Transverse cut. (C, D) Specimen NRM-Mo 153046–48, from Küti quarry, near Viru-Jaagupi in northeastern Estonia, Vormsi Stage. (C) Transverse cut. (D) Sagittal cut. Note the irregular spacing of the diaphragms and the continuation of the diaphragm –pillar layers in A and D, and the open half-circle cross section shape of the pillars in C and D. Scale applies to all figures.