_Encrinus liliiformis_ (Muschelkalk, Germany) ” ” 17 _Pentacrinus briareus_ ” ” 17 _Marsupites ornatus_ (Chalk) ” ” 18 _Turrilites tuberculatum_ ” ” 19 Restored Belemnite ” ” 19 _Ichthyosaurus communis_ ” ” 20 _Plesiosaurus dolichodeirus_ (British Museum—found in the _from_ Haughton’s ‘Manual of Lias of Street, near Geology’ Glastonbury) 21 _Glyptodon clavipes_ ” ” 25 Diagram illustrating action of _engraved by_ G. Pearson Syphon 44 Section of an Intermittent Spring ” ” 45 Geysirs of Iceland ” ” 46 Porous Strata, Artesian Well sunk in the London Basin ” ” 49 Middle and Valley Lake Craters, _from_ Wood’s ‘Australia’ _to face Mount Gambier, South page_ Australia 53 Extinct Crater of Haleakala _from_ Webb’s ‘Celestial Objects’ 57 Eruption of Vesuvius, Bay of _engraved by_ G. Pearson, _to face Naples page_ 81 Mud Volcanoes of Trinidad _engraved by_ G. Pearson 94 Great Earthquake at Lisbon _engraved by_ G. Pearson, _to face page_ 114 Axmouth Landslip _engraved by_ G. Pearson 128 Stalactital Cavern at Aggtelek: _engraved by_ G. Pearson, _to face the Cave of Borodla page_ 133 Entrance to the Cave of _engraved by_ G. Pearson Adelsberg 137 Stalactital Cavern in Australia _from_ Wood’s ‘Australia’ 141 Cave under Bonifacio _from_ Forester’s ‘Corsica’ 145 _Leptodirus Höchenwartii_ _engraved by_ G. Pearson 163 The _Proteus anguinus_ ” ” 165 Blind Fish (_Amblyopsis spelæus_) ” ” 168 Indian Rock-cut Temple _engraved by_ G. Pearson, _to face page_ 178 Rock Temples of Ajunta (general _engraved by_ G. Pearson view) 182 Lower Glacière of St. Livres _from_ Browne’s ‘Ice Caves’ 193