0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
When did the cycad first appear?
they first appear in prrmian period
The first dinosaur foot and the fossil found on Vega Island in 2009 were representative of what geologic time period?
TheJURASSIC Era
What are the geologic periods named from?
Most geologic periods are named for the location where rock formations were first found that contained fossils from that period, some others (e.g. Carboniferous) were named for materials associated with the fossils.
In what era did the first vascular plants appear?
Carboniferous
What period did the first dinosaur's appear in?
The earliest reptiles known evolved around 312 million years ago, and looked a lot like lizards. However, they were not actually lizards. The oldest known lizard fossil dates to 220 million years ago, about the same time that dinosaurs evolved. That was during the Triassic period of the Mesozoic era.
When did large numbers of fossils first appear in the geologic record?
Large numbers of fossils begin to appear around 530 million years ago. It is called the Cambrian Explosion, because it occurred in the Cambrian period. The Cambrian period was the first part of the Paleozoic era.
When did the jaguar first appear?
It first appeared in the 20th century
Which period in the geologic time scale did the penguins first live in?
Cenozoic
When did the cycad first appear?
they first appear in prrmian period
Which came first the Jurassic or Triassic period of geologic time?
The Triassic preceded the Jurassic.
When do scientists think that humans first appeared in the geologic time scale?
They think in the messianic period
Abundant fossil evidence did not appear in the geologic record until what geologic era?
Abundant and diverse fossils first appeared in the Cambrian era, although there is fossil evidence throughout much of the Precambrian.
When did the first flowers appear?
In the Cretaceous period.
When did millipedes first appear on land?
Millipedes first appeared on land during the Siluvian geologic period.
When did the first flowering plant appear?
In the Cretaceous period.
When did crinoids first appear?
it occurs in the precambrian period.
The first dinosaur foot and the fossil found on Vega Island in 2009 were representative of what geologic time period?
TheJURASSIC Era
