FIG. 15 in New observations on Upper Devonian brachiopods from the Namur-Dinant Basin (Belgium)

FIG. 15. — Transverse serial sections of Aulacella aggeris n. sp. (IRScNB a12357), loc. 6839b, Famenne Group ("Senzeille Formation"). Numbers refer to distances in mm from the top of the ventral umbo. Scale bars: 5 mm. ; Published as part of Mottequin, Bernard, 2008, New observations on Upper Devonian brachiopods from the Namur-Dinant Basin (Belgium), pp. 455-537 in Geodiversitas 30 (3) on page 472, DOI:10.5281/zenodo.5378729