The existing genera include Anas, Aquila, Bubo, Columba, Cypselus, Lanius, Picus, Phalacrocorax, Sula, &c. Very interesting is the fact that Serpentarius, Psittacus and Trogon are amongst this list of birds, which are now restricted to the tropics.
Anser, Anas, Cygnus, since Miocene.
GUADIANA (anc. Anas, Moorish Wadi Ana), a river of Spain and Portugal.
Boscades - Anas; b.
" Canards "-Anas, Linn.
Genera: (a) Anas, Mergus, Phaethon, Plotus; (b) Rhyncops, Diomedea, Alca, Procellaria, Pelecanus, Larus, Sterna, Colymbus.
29) under the names of Mergus anatarius, Clangula angustirostris, and Anas (Clangula) mergoides, as though they were a distinct species; but the remarks of De Selys-Longchamps (Bull.
The most unpleasant portions of Jefferson's Anas are those in which, with an air of psychological dissection, he details the storms of passion into which the president was driven by the newspaper attacks upon him.
Conspicuous among these are the great white swan (Cygnus anatoides), the black-necked swan (Anser nigricollis), the antarctic goose (Anas antarctica) and the " race-horse " or " steamer duck " (Micropterus brachypterus).
MALIK IBN Anas (c. 718-795), the founder of the Malikite school of canon law, was born at Medina about A.D.
The Teal is the Anas crecca of Linnaeus, Nettion crecca of modern ornithology, and the smallest of the European Anatidae, as well as one of the most abundant and highly esteemed for the table.
Others again have not yet been discriminated from the Wigeons (q.v.), the Pintail-Ducks, Dafila, or even from the typical form of Anas (see DUCK), into each of which genera the Teals seem to pass without any great break.
Sponsa (not to be confounded with the above-named Anas carolinensis or Nettion carolinense), and the Mandarin-Duck of China, Ae.
Some British authors have referred to the latter of these well-marked species certain Ducks that from time to time occur, but they are doubtless hybrids, though the secret of their parentage may be unknown; and in this way a so-called Bimaculated Duck, Anas bimaculata, was for many years erroneously admitted as a good species to the British list, but of late this has been properly discarded.