The HoLARCTIC Region, comprising North America and the extratropical mass of land of the Old World, may from an ornithological point of view be characterized by the Colymbi, Alcidae, Gallidae or Alectoropodous Galli, and the Oscines, which have here reached their highest development; while Ratitae, Tinami, Psittaci, and non-Oscine Passeres (with the exception of Tyrannidae extending into North America and Conurus carolinensis) are absent.
Sundevall - equally proficient in classical as in ornithological knowledge - was, in 1863, compelled to leave more than a score of the birds of which Aristotle wrote unidentified.
Ment, especially as a new edition was called for in 1790, the ornithological portion of which was begun by Bonnaterre, who, however, had only finished three hundred and twenty pages of it when he lost his life in the French Revolution; and the work thus arrested was continued by Vieillot under the slightly changed title of Tableau encyclopedique et methodique des trois regnes de la Nature - the Ornithologie forming volumes four to seven, and not completed till 1823.
Other European countries, though not quite so prolific as Germany, bore some ornithological fruit at this period; but.
In 1781 Nash's Worcestershire included a few ornithological notices; and Walcott in 1789 published an illustrated Synopsis of British Birds, coloured copies of which are rare.