Yet as systematists their authors were no worse than Klein, whose Historiae Avium Prodromus, appearing at Lubeck in 1750, and Stemmata Avium at Leipzig in 1759, met with considerable favour in some quarters.
' After Klein's death his Prodromus, written in Latin, had the unwonted fortune of two distinct translations into German, published in the same year 1760, the one at Leipzig and Lubeck by Behn, the other at Danzig by Reyger - each of whom added more or less to the original.
Of a very different kind is the next we have to notice, the Prodromus systematis mammalium et avium of Illiger, published at Berlin in 1811, which must in its day have been a valuable little manual, and on many points it may now be consulted to advantage - the characters of the genera being admirably given, and good explanatory lists of the technical terms of ornithology furnished.
Coming to British Indian possessions, and beginning with Ceylon, we have Kelaart's Prodromus faunae Zeylanicae (8vo, 1852), and Ceylon.
tion of " Faunae "; 1 but these are so numerous that it Faber's Prodromus der islandischen Ornithologie (8vo, 1822), though the island has since been visited by several good ornithologistsProctor, Kruper and Wolley among them.