Tuatara: Volume 16, Issue 2, July 1968
Figure 9: Waltonia inconspicua. A, B, C. Brachial, posterior and anterior views of a large shell. D, E, F. Brachial and side views. G. Brachial interior with complete terebratelliform loop. H. Pedicle interior. I. Brachial interior with plectolophous lophophore; filaments exaggerated in thickness. X2. — aj — pedicle adjustor muscle scar, d — disjunct deltidial plates, mf — mesothyridid foramen
Figure 9: Waltonia inconspicua. A, B, C. Brachial, posterior and anterior views of a large shell. D, E, F. Brachial and side views. G. Brachial interior with complete terebratelliform loop. H. Pedicle interior. I. Brachial interior with plectolophous lophophore; filaments exaggerated in thickness. X2.
aj — pedicle adjustor muscle scar, d — disjunct deltidial plates, mf — mesothyridid foramen.