indicated period
1Period (gene) — period serina Identifiers Organism D. melanogaster Symbol per Entrez …
2period — (British, full stop). Two common errors are associated with the period, both of which arise from its absence. The first is the runon sentence that is, the linking of two complete thoughts by a comma. It is never possible to say whether a run on… …
3period — (British, Full stop). Two common errors are associated with the period, both of which arise from its absence. The first is the run on sentence that is, the linking of two complete thoughts by a comma. It is never possible to say whether a run… …
4Cambrian Period — Oldest time division of the Paleozoic Era. During the Cambrian, 543–490 million years ago, there were widespread seas and several scattered landmasses. The largest continent was Gondwana. The average climate was probably warmer than today, with… …
5Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… …
6Silurian Period — Interval of geologic time, 443–417 million years ago. The third period of the Paleozoic Era, the Silurian follows the Ordovician Period and precedes the Devonian. It marks the first appearance of land plants and jawed fishes. The continents were… …
7Nanboku-chō period — For other uses of Northern and Southern Courts period , see Northern and Southern Courts period (disambiguation). History of Japan Mount Yoshino Paleolithic 35,000–14,000 BC Jōmon period 14,000–300 BC Yayoi …
8Permian Period — Interval of geologic time, 290–248 million years ago. The last of the six periods of the Paleozoic Era, it follows the Carboniferous Period. During the Permian, the continents joined to form a single supercontinent, Pangea. Hot, dry conditions… …
9Jōmon period — Not to be confused with Jeulmun pottery period. Characters for Jōmon (meaning cord marks or cord patterned ). The Jōmon period (縄文時代 …
10Woodland period — The Woodland period of North American pre Columbian cultures was from roughly 1000 BCE to 1000 CE in the eastern part of North America. The term Woodland Period was introduced in the 1930s as a generic header for prehistoric sites falling between …
