viii Introduction 



The foUowing abbreviations have been commonly used : — 



= equal to 



id. ac (idem ac) the same as 



V. et. (vide etiam) see also 



? query 



cf. (confer) compare 



errore in error 



err. pro (errore pro) error for 



apud according to 



auct. (auctorum) of authors 



auct. typ. (auctoris typis) privately printed 



ant. om. (antea omnia) first of all 



olim or antea formerly 



q. V. sp. which see for species 



n. n. (nomen nudum) name only 



n. etf. (nomen et figura) name and figure only 



#' mejudice in my opinion 



ascr. (ascriptum) ascribed to 



genus caelebs genus to which no specific name 



has been attached 



nom. fictum (nomen fictum) altogether fictitious name, e.g. 



Unclesambocrinus,Botheratiotherium 



There now remains the pleasing duty of thanking those who have 

 so cordially given me their advice or assistance, and thus helped to 

 bring the first part of my work to a successful termination. Among 

 them are the late Sir WiUiam Flower, Dr Giinther, Dr Sclater and 

 Dr Henry Woodward, the latter of whom provided the space and the 

 cabinets in the British Museum (Nat Hist.) and so ensured the safety 

 of the manuscripts against fire and other damage (which privileges 

 have been continued by Dr A. Smith Woodward, his successor) ; the 

 Hof-naturaHen Kabinet of Vienna, Dr Eduard Suess, and Dr Stein- 

 dachner ; Dr F. A. Jentink, of Leyden ; Akademiker F. Schmidt, of 

 St Petersburg ; the Stadt-Bibhothek of Zurich, Dr Eschner, and 

 Professor Renevier ; the Hon. Walter Rothschild and Mr Hartert ; 

 Sir Edmund Loder; Mr Du Cane Godman and the late Mr Osbert 

 Salvin ; Lord Walsingham and Mr J. H. Durrant ; Professor and 

 Madame AmaHtzky, of Warsaw; Professor Anton Fritsch and Dr Jan 

 Perner, of Prague ; Professor Newton ; Mr W. E. de Winton ; 

 Mr Gerrit S. Miller, of Washington ; Mr A. C. Seward, of Cambridge ; 

 Professor H. A. Miers, of Oxford ; Dr Philippe Dautzenberg, of 

 Paris ; M. Henri Gadeau de Kerville ; Dr Rudolph Burckhardt, of 

 Basle ; Dr J. C. Reeve of Dayton ; Miss E. R and Miss A. S. Cutter, 



