Centipede (from a specimen in the Museum of the Royal College of Surgeons) ... [66], [159]

Teeth of Urotrichus and Perameles ... [68]

The Archeopteryx (from Professor Owen's "Anatomy of Vertebrata") ... [73], [132]

Cuttle-Fish ... [75], [141]

Skeleton of Ichthyosaurus ... [78], [107], [132], [177]

Cytheridea Torosa (from Messrs. Brady and Robertson's paper in Ann. and Mag. of Nat. Hist., 1870) ... [79]

A Polyzoon, with Bird's-head processes ... [80]

Bird's-head processes greatly enlarged ... [81]

Antechimis Minutissimus and Mus Delicatulus (from Mr. Andrew Murray's "Geographical Distribution of Mammals") ... [82]