Plate XIII.
Plate XIII., figure 1 a.
Plate XIII., figure 1 b.
Plate XIII., figure 1 c.
Plate XIII., figure 1 d.
Plate XIII., figure 2 a.
Plate XIII., figure 2 b.
Plate XIII., figure 2 c.
Plate XIII., figure 2 d.
Plate XIII., figure 2 e.
Plate XIII., figure 2 f.
Plate XIII., figure 3 a.
Plate XIII., figure 3 b.
Plate XIII., figure 3 c.
Plate XIII., figure 3 d.
Plate XIII., figure 3 e.
Plate XIII., figure 3 f.
Plate XIII., figure 3 g.
Plate XIII., figure 4 a.
Plate XIII., figure 4 b.
Plate XIII., figure 5 a.
Plate XIII., figure 5 b.
Plate XIII., figure 5 c.
Plate XIII., figure 5 d.
Plate XIII., figure 5 e.
Plate XIII., figure 5 f.
Plate XIII., figure 6 a.
Plate XIII., figure 6 b.
Plate XIII., figure 6 c.
Plate XIII., figure 6 d.
Plate XIII., figure 6 e.
Plate XIII., figure 6 f.
Plate XIII., figure 6 g.
Plate XIII., figure 6 h.
George Sowerby.
PYRGOMA : CREUSIA .
Plate XIV.
Plate XIV., figure 6 i.
Plate XIV., figure 6 k.
Plate XIV., figure 6 l.
Plate XIV., figure 6 m.
Plate XIV., figure 6 n.
Plate XIV., figure 6 o.
Plate XIV., figure 6 p.
Plate XIV., figure 6 q.
Plate XIV., figure 6 r.
Plate XIV., figure 6 s.
Plate XIV., figure 6 t.
Plate XIV., figure 6 U.
Plate XIV., figure 6 u.
Plate XIV., figure 1 a.
Plate XIV., figure 1 b.
Plate XIV., figure 1 c.
Plate XIV., figure 1 d.
Plate XIV., figure 2.
Plate XIV., figure 3 a.
Plate XIV., figure 3 b.
Plate XIV., figure 4.
Plate XIV., figure 5.
CREUSIA : CHELONOBIA .
Plate XV.
Plate XV., figure 1.
Plate XV., figure 2.
Plate XV., figure 2 a.
Plate XV., figure 2 b.
Plate XV., figure 3.
Plate XV., figure 3 a.
Plate XV., figure 3 b.
Plate XV., figure 4.
Plate XV., figure 5.
Plate XV., figure 6.
Plate XV., figure 7.
Plate XV., figure 8.
Plate XV., figure 9.
Plate XV., figure 10.
CHELONOBIA : CORONULA .
Plate XVI.
Plate XVI., figure 1.
Plate XVI., figure 2.
Plate XVI., figure 3.
Plate XVI., figure 4.
Plate XVI., figure 5.
Plate XVI., figure 6.
Plate XVI., figure 7.
CORONULA.
Plate XVII.
Plate XVII., figure 1 a.
Plate XVII., figure 1 b.
Plate XVII., figure 1 c.
Plate XVII., figure 1 d.
Plate XVII., figure 2 a.
Plate XVII., figure 2 b.
Plate XVII., figure 3 a.
Plate XVII., figure 3 b.
Plate XVII., figure 3 a-b.
Plate XVII., figure 3 c.
Plate XVII., figure 4 a.
Plate XVII., figure 4 b.
Plate XVII., figure 4 c.
PLATYLEPAS : TUBICINELLA : XENOBALANUS .
Plate XVIII.
Plate XVIII., figure 1 a.
Plate XVIII., figure 1 b.
Plate XVIII., figure 1 c.
Plate XVIII., figure 1 d.
Plate XVIII., figure 1 e.
Plate XVIII., figure 1 f.
Plate XVIII., figure 1 g.
Plate XVIII., figure 1 h.
Plate XVIII., figure 2.
Plate XVIII., figure 3 a.
Plate XVIII., figure 3 b.
Plate XVIII., figure 3 c.
Plate XVIII., figure 4 a.
Plate XVIII., figure 4 b.
Plate XVIII., figure 5 a.
Plate XVIII., figure 5 b.
Plate XVIII., figure 5 c.
Plate XVIII., figure 5 d.
Plate XVIII., figure 6 a.
Plate XVIII., figure 6 b.
CHTHAMALUS.
Plate XIX.
Plate XIX., figure 1 a.
Plate XIX., figure 1 b.
Plate XIX., figure 2 a.
Plate XIX., figure 2 b.
Plate XIX., figure 2 c.
Plate XIX., figure 2 d.
Plate XIX., figure 3 a.
Plate XIX., figure 3 b.
Plate XIX., figure 3 c.
Plate XIX., figure 4 a.
Plate XIX., figure 4 b.
Plate XIX., figure 4 c.
Plate XIX., figure 4 d.
Plate XIX., figure 5 a.
Plate XIX., figure 5 b.
Plate XIX., figure 5 c.
Plate XIX., figure 5 d.
CHTHAMALUS : CHAMÆSIPHO : PACHYLASMA .