Sharks first appeared in the mid Devonian period, and are extremely rare to find anywhere.

It usually appears in the newborn period or the first 3 months of life.

The Kurds as an ethnic group appear in the medieval period.

The value of the change, however, appears in the period after the full payment is made - in this case, 60 days before departure.

The teams appeared to coast a bit in the second period.

Thus, the first insects probably appeared earlier, in the Silurian period.

Works devoted especially to responsa first appear in the post-Talmudic period.

The type appeared in the 1860s, in the mid-Victorian period.

They first appeared in the Jomon period, with no distinction between male and female.

The first evidence of deforestation appears in the Mesolithic period.