Errata Et Addenda. Page 117, line 20, for fall read pall. 118, " 10 from bottom, for all read able. 139, " 13, after lizard insert “Dr. Thomson found the intervertebral plate of a small Cetacean in the cave, lying on the surface. It is 2.85 inches in diameter.” in the foot-note, after short bill add “Its nearest ally appears to be Biziura lobata.“ 200, at end of reference, add “31, tarsus; 32, metatarsi or toes; 33, hallux or hind toe.” 344, in foot-note II, line 2, before species add this. 401, line 17, for though read through. 405, in foot-note, for at end of Art. LXXV, read on page 461. 421, in foot-note, after “throughout” at end of first paragraph insert “Extract from Report.” in the next paragraph, for Urunui read massive. line 5 from bottom, for nine read eight. 422, foot-note, line 8, for shingle read bluish.