------ semiplana, [396].

------ vesicularis, [396].

Otodus obliquus, [591], [594].

Otolithes, [574], [639], [778].

Ototara, New Zealand, [366].

Owen, Prof.,[822] classification of animals, [826].

[822] We have here refrained from making many references to the very numerous passages in the text in which our great palæontologist’s investigations and opinion, in almost every branch of vertebrate and invertebrate zoology, have been freely and of necessity quoted by the Author and Editor,—always, however with due and grateful acknowledgment.

------------------------------- reptiles, [646].

----------- on the archegosaurus, [746].

------------------ belemnite, [456].