May be regarded as standard, since it prevails on probably three-quarters of the railways of the globe.
The terms of agrarian contracts and leases (except in districts where mezzadria prevails in its essential form), are in many regions disadvantageous to the laborers, who suffer from the obligation to provide guarantees for payment of rent, for repayment of seed corn and for the division of products.
They perform a useful function in protecting their clients from the cruel usury which prevails, especially in the south.
Still more diversity of opinion prevails as to the southern gold-exporting port of Ophir, which some scholars place in Arabia, others at one or another point on the east coast of Africa.
During the embryonic stage the lids are fused together, and either become separated shortly before the bird is hatched, as is the case with most Nidifugae, or else the blind condition prevails for some time, in the young Nidicolae.