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Geologic timescale Flashcards

1
Q

name the four Eons in the timescale from oldest to youngest

A

Youngest:

Phanerozoic

Proterozoic

Archean

Hadean

Oldest:

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2
Q

Name the three eras in the Phanerozoic eon

A

Oldest:

Paleozoic

Mesozoic

Cenozoic

Youngest”

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3
Q

**Treptichnus pedum **seperated these two periods

A

Ediacaran & Cambrian periods

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4
Q

Periods in the Paleozoic era

A

Youngest:

Permian

Carboniferous

Devonian

Silurian

Ordovician

Cambrian

Oldest:

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5
Q

the Furongian epoch is in

A

Cambrian period

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6
Q

the Terreneuvian epoch is in the

A

Cambrian epoch

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7
Q

Pannotia was a supercontinent that broke up in this period

A

Cambrian

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8
Q

Pannotia broke up into

A

Laurentia, Siberia, Baltica, and Gondwana

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9
Q

the Maotianshan shales are from this period

A

Cambrian

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10
Q

these are sedimentary desposits with really good preservation

A

Lagerstatte

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11
Q

the Hunsruck slates are from

A

Devonian period

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12
Q

the Gogo formation are from the

A

Devonian period

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13
Q

the Mazon creek lagerstatte is from

A

Carboniferous Period

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14
Q

the Solnhofen limestone is from

A

Jurassic period

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15
Q

the Yixian formation is from

A

cretaceous period

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16
Q

Solnhofen limestone is to especially contain this fossil

A

Archaeopteryx

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17
Q

the Tommotian age was in

A

Cambrian period

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18
Q

Adam Sedgwick named this

A

Cambrian PEriod(for Wales)

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19
Q

Charles Lapworth found this period

A

Ordovician Period

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20
Q

Tremadoc age is in

A

Orodovician

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21
Q

Arenig age is in

A

Orodovician

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22
Q

Llanvirn age is in

A

Orodovician

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23
Q

Llandeilo age is in

A

Orodovician

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24
Q

Caradoc age is in

A

Orodovician

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25
Ashgill age is in
Orodovician
26
Gondwanaland was at the south pole during
Orodovician
27
At end of this period, a lot of marine life died
Orodovician
28
Vertebrates first showed up during
Orodovician
29
Plants on land first showed up during
Orodovician
30
a lot trilobite, conodont, bryophytes and graptolite families diversified during
Ordovician
31
named after a Celtic tribe
Ordovician Silurian
32
the Pacific ocean was created from
Panthalassa (Pathalassic ocean)
33
Ocean that surrounded pangaea
Panthalassa
34
Ocean in Paleozoic Period Between Baltica, Laurentia, and Avalonia
Iapetus ocean
35
Mesozoic era ocean between Laurasia and Gondwana
Tethys ocean
36
These two guys disputed the difference between these two period
Adam Sedgwick-Cambrian Murchison- Silurian
37
the **Ireviken event** occured during then, where over 50% of trilobite species and 80% of the global conodont species become extinct
Silurian
38
Mulde event, where ocean level dropped, was during
Silurian
39
Lau event was during, and ocean level dropped.
Silurian
40
Top 5 extinction events
1. Cretaceous–Paleogene extinction event 2. Triassic–Jurassic extinction event 3. Permian–Triassic extinction event 4. Late Devonian extinction 5. Ordovician–Silurian extinction event
41
when vascular plants first emerged on land
Silurian
42
Llandovery group is in
Silurian
43
Wenlock group is during
Silurian
44
Ludlow period is during
Silurian
45
Pridoli epoch is during
Silurian
46
Coral reefs first showed up and exploded during
Silurian
47
the Hangenberg event was during then
Devonian Period
48
first tetrapods appeared during the
Devonian
49
the Lochkovian stage is in
Devonian period
50
the Rhynie chert laggerstatten was in
Devonian
51
the Pragian epoch was in
Devonian Period
52
the Famennian subdivision is in
Devonian Period
53
Frasnian sudivision is in
Devonian period
54
armoured placoderms disappear during
Devonian
55
first tetrapods appear during
Devonian period
56
the Hangenberg event was between
Devonian and Carboniferous
57
Hunsruck fauna was in
the Devonian
58
fish diversified during the
Devonian period
59
all trilobites died off during the
Devonian period
60
Gondwanaland moved up from the south pole during the
Devonian Period
61
arthopods/insects became well established during
Devonian Period
62
most oxygen present during the atmosphere was during
Carboniferous
63
Tournaisian epoch is in
Carboniferous
64
Viséan epoch is in
Carboniferous period
65
Serpukhovain epoch is in
Carboniferous period
66
the Bashkirian epoch is in
Carboniferous period
67
the Moscovian period is in
Carboniferous period
68
the Kasimovian epoch is during
Carboniferous Period
69
Gzhelian period was during
Carboniferous period
70
Romer's Gap is in
Carboniferous period
71
Gondwana and Laurasia collided during
Carboniferous
72
Rheic and Ural ocean closed during the
Carboniferous
73
the Alleghenian orogeny begun during the
Carboniferous period
74
the Hercynian orogeny begun during the
Carboniferous period
75
the Arthropleura was present duringh
![Giardino dei semplici, mostra dinosauri, arthropleura armata.JPG](http://upload.wikimedia.org/wikipedia/commons/thumb/a/a2/Giardino_dei_semplici%2C_mostra_dinosauri%2C_arthropleura_armata.JPG/220px-Giardino_dei_semplici%2C_mostra_dinosauri%2C_arthropleura_armata.JPG) Carboniferous
76
Meganeura was alive during
Carboniferous period
77
amniote egg was made during
Carboniferous period
78
the largest mass extinction was between
Perian Period and Triassac
79
first Epoch in it was the Cisuralian epoch
Permian period
80
Guadalupian epoch was the second in
Permian period
81
The Zechstein epoch(also known as?) was last in
( Lopingian, Tatarian epoch) Permian Period
82

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