「ordovician」の共起表現(1語右で並び替え)

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「ordovician」の共起表現一覧(1語右で並び替え)

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Connor Ridge can be found Greywacke from the	Ordovician age Pittman Formation.
known from strata of Lower Cambrian to Lower	Ordovician age containing five species.
olston Limestone, is a stratigraphic unit of	Ordovician age within the Chickamauga Group in the Ridg
	Ordovician age Pittman Formation greywacke and turbidit
	Ordovician age Pittman Formation greywacke is in the we
Kukersite is a marine type oil shale of	Ordovician age, found in the Baltic Oil Shale Basin in
siltstone with greywacke sandstone and is of	Ordovician age.
felsic and mafic volcanic rocks of	Ordovician age.
irst appeared near the very beginning of the	Ordovician, and persisted until the Devonian.
terrupted the greenhouse temperatures of the	Ordovician and Silurian periods, culminating in the Hir
nteresting geology, being composed mainly of	Ordovician and some Silurian mudstone and limestone.
Many of the	Ordovician and Silurian age sandstones and mudstones we
ited outcrops in the Sauerland show rocks of	Ordovician and lower Siliurian age.
calcite sea intervals, especially during the	Ordovician and the Jurassic Periods.
and its tributaries are underlain by ancient	Ordovician and Silurians mudstones which have been exte
During the	Ordovician and Silurian periods, the genus Dalmanites w
The Hexasterophora first appeared in the	Ordovician and is separated into five recent orders, in
southern shore are formed from sandstones of	Ordovician and Devonian age together with a suite of bo
reat Britain is that of the inlier of folded	Ordovician and Silurian rocks at Horton in Ribblesdale
1 km away from the dam in mostly unweathered	Ordovician andesite.
The basalt intrudes through the	Ordovician Beekmantown Group of carbonate rocks.
The	Ordovician Bellefonte Formation (Obf) is a mapped bedro
mes et al., 1977), was very prominent in the	Ordovician Bioerosion Revolution (Wilson and Palmer, 20
BVG are thought to have formed in the early	Ordovician by island arc volcanic activity, due to subd
Paradakeoceras is an early	Ordovician cephalopod belonging to the nautiloid order
The Middle	Ordovician cystoid Echinosphaerites aurantium (Estonia)
Janospira is a microfossil known from	Ordovician deposits, whose affinity is uncertain.
about four tons, consisted mostly of spotted	Ordovician dolerite but included examples of rhyolite,
re Mississippian limestone, limestone shale,	Ordovician dolomite, and coal.
ississippian limestones and below that layer	Ordovician dolomites.
Levisoceras is an early	Ordovician ellesmerocerid cephalopod.
The ocean formed in the Late	Ordovician epoch, when large islands from Siberia colli
f granite and microgranite, belonging to the	Ordovician Eskdale Group.
om the Middle Cambrian Burgess Shale and the	Ordovician Fezouata formation.
Middle Cambrian Burgess Shale and the Lower	Ordovician Fezouata formation.
na; the Wheeler Shale in Utah; and the Lower	Ordovician Fezouata formation.
rioceratid (Order Endocerida) from the Lower	Ordovician, found in North America, NW Australia, and S
rande in Perner, 1903 - type species, Middle	Ordovician from Bohemia
Trypanites borings in an Upper	Ordovician hardground from northern Kentucky.
Eocrinoid holdfasts on an	Ordovician hardground in Utah.
is the one species of a problematic genus of	Ordovician hemithecellid mollusc proposed by STINCHCOMB
They are late	Ordovician in age (roughly 450 million years old).
ranular fossiliferous gray to pink to maroon	Ordovician limestone that geologists call the Holston F
lder Canadian Shield bedrock and more recent	Ordovician limestone.
ndstone, all previous records have been from	Ordovician limestones and dolomitic rocks.
Skiddaw slate is an early	Ordovician metamorphosed sedimentary rock, as first ide
Hemithecella is a problematic genus of	Ordovician mollusc proposed by Stinchcomb and Darrough
5, type U. beloitense, comes from the Middle	Ordovician of Wisconsin, U.S.A.
nsidered a member of the Order Dasycladales;	Ordovician of Estonia.
enus of conical echinoderm that lived in the	Ordovician of Europe and North America.
eclinatus group) Biozone (Klabava Formation,	Ordovician of the Prague Basin).
A possible hydroid from the Lower and Middle	Ordovician of Bohemia.
cystoid) that lived in the Early and Middle	Ordovician of North America and Europe (Bockelie, 1981)
he late Cambrian of the Ozarks and the Lower	Ordovician of the same region as well as in Minnesota a
Piloceratidae that comes from the late Early	Ordovician of eastern North America and adjacent terrat
Rusophycus trace fossil from the	Ordovician of southern Ohio.
ct genus of tarphyceridan nautiloid from the	Ordovician of Europe.
uggestions have included either Precambrian,	Ordovician or Early Silurian.
Fossils (various bryozoans) in	Ordovician period kukersite oil shale, northern Estonia
The	Ordovician period in Snowdonia was characterised by num
und in European and American rocks, from the	Ordovician period onwards, and are especially numerous
is now eastern North America during the late	Ordovician period due to the erosion of mountains creat
he structure is about 450 million years old (	Ordovician period) and is uplifted about 2,000 feet hig
It lived during the Arenig stage of the	Ordovician Period, approximately 478 to 471 million yea
ng the later part of the Arenig stage of the	Ordovician Period, approximately 478 to 471 million yea
ng the early part of the Arenig stage of the	Ordovician Period, a faunal stage which lasted from app
ng the later part of the Arenig stage of the	Ordovician Period, approximately 471 to 478 million yea
Horseshoe crabs in general date to the	Ordovician Period, more than 440 million years ago, and
ng the crater suggest it dates to the middle	Ordovician Period, about 455 to 430 million years ago.
less prehistoric fish which lived during the	Ordovician period.
nic Group, a geological development from the	Ordovician period.
ave been formed 470 million years ago in the	Ordovician period.
Calceochiton became extinct during the	Ordovician period.
Kindbladochiton became extinct during the	Ordovician period.
historic jawless fish which lived during the	Ordovician period.
ge dating of the Bald Eagle places it in the	Ordovician period.
demosponge dating to the Cambrian and Lower	Ordovician periods.
Greywacke from the	Ordovician Pittman Formation forms a band down the east
Discosorids ranged from the middle	Ordovician possibly to the upper Devonian.
genus is an early form of crinoid, from the	Ordovician rock of Gilwern Hill, Powys in Wales.
Bica's rock), a large sea-weathered stack of	Ordovician rock on the beach, is the tooth of the giant
Further	Ordovician rock exposures are part of the southern Taun
The underlying	Ordovician rocks are overlain by disturbed Devonian and
The fault was active during deposition of	Ordovician rocks in the Welsh Basin.
t is a WSW-ENE trending fault zone that cuts	Ordovician rocks of the Ashgill Nantmel Mudstones Forma
Lower Cambrian rocks in contact with Middle	Ordovician rocks is named for him, known as Emmons' lin
This is an area of	Ordovician rocks, lending its name to the "Llyn Conwy F
Probably Upper	Ordovician Saluda Dolomite.
Composed largely of Cambrian to	Ordovician sedimentary deposits, it is joined to the Av
tleoceras has been found in middle and upper	Ordovician sediments in North America and Scotland.
Their jaws are known from	Ordovician sediments.
ormal fault throughout the deposition of the	Ordovician sequence.
igrapher has mapped and worked out the Upper	Ordovician Shelly succession through Sedgwicks classic
Brachiopods and bryozoans in an	Ordovician shelly limestone, southern Minnesota.
is a restricted outcrop of hornfelsed lower	Ordovician siltstones and sandstones, belonging to the
lla is an extinct genus of bryozoan from the	Ordovician, Silurian and Devonian periods.
Through the	Ordovician, Silurian, Devonian, and early Carboniferous
n, Fortey, who first discovered the genus in	Ordovician strata in Spitsbergen, explained that the ro
Craven Arms of the Caradocian series of the	Ordovician system and there is a trilobite genus Onnia.
Etched section of an	Ordovician tabulate coral
athus is a fossilized jaw apparatus from the	Ordovician that has been compared to the conodonts and
In the	Ordovician, the day is only 21 hours long and there is
genus of trilobite that lived from the Late	Ordovician to the Late Devonian.
The ocean was at its widest during the Late	Ordovician to Middle Silurian.
es (among them greywackes) and limestones of	Ordovician to Devonian age; and
nus of rugose coral that lived from the Late	Ordovician to the Late Devonian.
) long, these eurypterids are found from the	Ordovician to the Devonian periods.
in the family Platyceratidae known from the	Ordovician to the Permian periods.
prehistoric eurypterid which lived from the	Ordovician to the Upper Carboniferous period.
Eurypteridae, which lived from the	Ordovician to the Late Carboniferous period, were chara
order of coral that were abundant in Middle	Ordovician to Late Permian seas.
Stylonuridae, which lived from the	Ordovician to Lower Permian periods, were small to very
of bivalve mollusk that lived from the Late	Ordovician to the Late Triassic in Australia, Europe, a
ceridan nautiloid that lived from the middle	Ordovician to the middle Devonian, in Africa, Europe, N
Stylonurids, which lived from the	Ordovician to Lower Permian periods, were small to very
inct genus of brachiopod that lived from the	Ordovician to the Silurian in Asia, Europe, North Ameri
onary radiation in the Early Cambrian, Early	Ordovician, to a lesser degree throughout the Silurian
ed during the period from perhaps the middle	Ordovician to as late as perhaps the Devonian.
hat would be Asia and Europe from the middle	Ordovician to the early Devonian from 472-412.3 mya, ex
ct genus of brittle star that lived from the	Ordovician to the Devonian.
ct genus of brittle star that lived from the	Ordovician to the Silurian.
p cliffs that contain excellent exposures of	Ordovician Tumblagooda sandstone, containing trace foss
is composed from a range of lower and middle	Ordovician volcaniclastic rocks which form a part of th
ticularly good location to see the record of	Ordovician vulcanism.
gneous and ancient rocks of the Cambrian and	Ordovician which are all base-poor.
fused group, the Lyssacinosa, appears in the	Ordovician, while the intermediate group, the Hexactino
ilobite known only from fossils found in the	Ordovician Zitai Formation of southern China.

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