Fig. 8From: Taxonomy and palaeoecology of brachiopods from the South-Helvetic zone of the Fäneren region (Lutetian, Eocene, NE Switzerland)Length–width plot of 20 specimens of each Carneithyris subregularis and Carneithyris aequivalvis. In C. subregularis length exceeds or rarely equals width (mean length/width ratio 1.15). In C. aequivalvis length equals width or is slightly less (mean length/width ratio 0.97)Back to article page