"Alauda agrestis." —The Encyclopedia Britannica, 1910
"Alauda arvensis." —The Encyclopedia Britannica, 1910
"Alauda arborea." —The Encyclopedia Britannica, 1910
"Alauda certhilauda." —The Encyclopedia Britannica, 1910
"Alauda- a genus of birds, typical of the family Alaudidæ, or larks."-Whitney, 1902
