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Tuatara: Volume 16, Issue 2, July 1968
Figure 2: Notosaria nigricans. A, B, C, D. Brachial, side, anterior, posterior views. E. Brachial interior with spirolophous lophophore, filaments exaggerated in thickness. X2. F, G. Brachial and pedicle interior views. — ap—apical plate, b—beak, co—commissure, cr—crus (pl. crura), d—disjunct deltidial plates, dg — digestive gland, hf — hypothyridid foramen, ht — hinge tooth, i — intestine (no anus), lo — lophophore, m — mouth, mu — multicostellae, oh — outer hinge plate, soc — dental socket, s…
Figure 2: Notosaria nigricans. A, B, C, D. Brachial, side, anterior, posterior views. E. Brachial interior with spirolophous lophophore, filaments exaggerated in thickness. X2. F, G. Brachial and pedicle interior views.
ap—apical plate, b—beak, co—commissure, cr—crus (pl. crura), d—disjunct deltidial plates, dg — digestive gland, hf — hypothyridid foramen, ht — hinge tooth, i — intestine (no anus), lo — lophophore, m — mouth, mu — multicostellae, oh — outer hinge plate, soc — dental socket, st — stomach.