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Fourth period of the Paleozoic Era
The Devonian (/dəˈvoʊni.ən, dɛ-/ də-VOH-nee-ən, deh-) is a geologic period and system of the Paleozoic era during the Phanerozoic eon, spanning 60.7 million
Devonian
Second of the big five mass extinctions
Phanerozoic % Millions of years ago (H) K–Pg Tr–J P–Tr Cap Late D O–S The Late Devonian mass extinction, also known as the Kellwasser event, was a mass extinction
Late_Devonian_mass_extinction
Second epoch of the Devonian period
timescale, the Middle Devonian epoch (from 393.47 ± 0.99 million years ago to 382.31 ± 1.36 million years ago) occurred during the Devonian period, after the
Middle_Devonian
Topics referred to by the same term
Devonian is a geologic period and system of the Paleozoic Era. Devonian may also refer to: Devonian Gardens (Calgary), an indoor near Calgary, Canada
Devonian_(disambiguation)
Geological sequence in the Kimberley region of Western Australia
The Balili Conservation Park or Devonian Reef Conservation Park is an Australian protected area and is located in the Kimberley region of Western Australia
Devonian_Reef
Indoor botanical park in downtown Calgary
Devonian Gardens is a large indoor park and botanical garden located in the downtown core of Calgary, Alberta, Canada. In 2012 a major $37-million renovation
Devonian_gardens
List of ships with the same or similar names
SS Devonian may refer to the following ships: SS Devonian (1900), a British cargo liner torpedoed and sunk in 1917 SS Devonian (1902), an ocean liner
SS_Devonian
Fifth period of the Paleozoic Era
of the Paleozoic era that spans 60 million years, from the end of the Devonian Period 358.86 Ma (million years ago) to the beginning of the Permian Period
Carboniferous
Evolution of fish
time in particular the Devonian, which has been dubbed the "age of fishes" for the many changes during that period. The Late Devonian extinctions played a
Timeline_of_fish_evolution
Third period of the Paleozoic Era
Ordovician Period, at 443.1 Ma (million years ago) to the beginning of the Devonian Period, 419.62 Ma. The Silurian is the third and shortest period of the
Silurian
British cargo steamship sunk in 1917
SS Devonian was a British cargo liner that was launched in Ireland in 1900. She was designed to carry a large number of cattle or other livestock, and
SS_Devonian_(1900)
First era of the Phanerozoic Eon
geologic periods, (from oldest to youngest) Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian. Some geological timescales divide the Paleozoic
Paleozoic
Period of rapid plant and fungal diversification, 428–359 million years ago
The Silurian-Devonian Terrestrial Revolution (SDTR), also known as the Devonian Plant Explosion (DePE) and the Devonian explosion, was a period of rapid
Silurian-Devonian Terrestrial Revolution
Silurian-Devonian_Terrestrial_Revolution
Fossils of many types of water-dwelling animals from the Devonian period are found in deposits in the U.S. state of Michigan. Among the more commonly occurring
Animals_of_Devonian_Michigan
Clade of lobe-finned fish
spines supporting the fins. Sarcopterygii emerged in the Silurian and early Devonian periods consisting entirely of aquatic species, but today the vast majority
Sarcopterygii
Subphylum of chordates
Silurian and diversified widely in the Devonian. The first tetrapods appeared towards the end of the Devonian, and the first amphibians appeared on land
Vertebrate
First epoch/series of the Devonian
The Early Devonian is the first of three epochs comprising the Devonian period, corresponding to the Lower Devonian series. It lasted from 419.62 ± 1
Early_Devonian
Fishapods and amphibians of the geological period
Devonian tetrapods include fishapods and amphibians that lived during the Devonian Period. Carboniferous tetrapods – Amphibians and reptiles of the geological
List_of_Devonian_tetrapods
Extinct genus of indeterminate eukaryote
large macroscopic eukaryote dating from the Late Silurian until the Late Devonian periods. Prototaxites formed large trunk-like structures up to 1 metre
Prototaxites
Geology of Scottish islands
geology of the Orkney islands in northern Scotland is dominated by the Devonian Old Red Sandstone (ORS). In the southwestern part of Mainland, this sequence
Geology_of_Orkney
Office in Alberta, Canada
Cushman and Wakefield. The podium of Toronto-Dominion Square contains the Devonian Gardens, an indoor botanical park occupying the top level of the retail
Toronto-Dominion_Square
Geological dating dispute of plants
The Great Devonian Controversy began in 1834 when Roderick Murchison disagreed with Henry De la Beche as to the dating of certain petrified plants found
Great_Devonian_Controversy
Class of extinct, Paleozoic arthropods
remained diverse during the following Silurian and early Devonian. During the mid-late Devonian, their diversity strongly declined, being impacted by successive
Trilobite
Naamdhew, Penn-Clarke & Harper (2026) reconstruct changes of composition of Devonian brachiopod communities from Gondwana and their biogeography, finding evidence
2026_in_paleontology
Clade of the first four-limbed vertebrates and their descendants
from the Middle Devonian, and body fossils became common near the end of the Late Devonian, around 370–360 million years ago. These Devonian species all belonged
Tetrapod
Middle Devonian age unit of sedimentary rock
The Marcellus Formation or the Marcellus Shale is a Middle Devonian age unit of sedimentary rock found in eastern North America. Named for a distinctive
Marcellus_Formation
Extinct paraphyletic class of fishes
prehistoric fish known from Paleozoic fossils during the Silurian and the Devonian periods. While their endoskeletons are mainly cartilaginous, their head
Placoderm
Early Devonian sedimentary deposit in Scotland
57.33667°N 2.84139°W / 57.33667; -2.84139 The Rhynie chert is a Lower Devonian sedimentary deposit exhibiting extraordinary fossil detail or completeness
Rhynie_chert
Mass extinction at the end of the Devonian
Hangenberg crisis or end-Devonian extinction, is a mass extinction that occurred at the end of the Famennian, the last stage in the Devonian Period (roughly 358
Hangenberg_event
Genus of extinct fishes
of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago. It was a pelagic fish inhabiting
Dunkleosteus
Branch of Brittonic containing Cornish and Breton
The Southwestern Brittonic languages (Breton: Predeneg ar mervent, Cornish: Brythonek Dyghowbarthgorlewin) are the Brittonic Celtic languages spoken in
Southwestern Brittonic languages
Southwestern_Brittonic_languages
Extinct genus of cartilaginous fishes
acanthodian fish from the lower to middle Devonian Scotland. It is among the more primitive of the Devonian acanthodians. Mesacanthus body fossils have
Mesacanthus
Extinct genus of spiders
is an extinct genus of extinct trigonotarbid arachnids known from the Devonian of western Europe. The genus was first found and described in the Rhynie
Palaeocharinus
Northern landmass that formed part of the Pangaea supercontinent
of the Devonian a narrow seaway formed a barrier where the North Atlantic would later open. Tetrapods evolved from fish in the Late Devonian, with the
Laurasia
in the middle Ordovician (~470 million years ago). By the middle of the Devonian (~390 million years ago), fossil evidence has shown that many of the features
Evolutionary history of plants
Evolutionary_history_of_plants
Fourth and current eon of the geological timescale
are six periods in the Paleozoic era: Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian. The Cambrian is the first period of the Paleozoic
Phanerozoic
Origin and diversification of fish through geologic time
birds. Transitional tetrapods first appeared during the early Devonian, and by the late Devonian the first tetrapods appeared. The diversity of jawed vertebrates
Evolution_of_fish
The list of Early Devonian (419.2 ± 2.8 to 393.3 ± 2.5 million years ago) land plants includes currently known vascular and potentially vascular plants
List of Early Devonian land plants
List_of_Early_Devonian_land_plants
Extinct order of fishes
extinct armored, jawed fishes of the class Placodermi that flourished in the Devonian period before their sudden extinction, surviving for about 50 million years
Arthrodira
Extinct class of corals
Middle Devonian) Order Stauriida Verrill, 1865 (Middle Ordovician – Late Permian) Suborder Arachnophyllina Zhavoronkova, 1972 (Silurian – Middle Devonian) Suborder
Rugosa
Rapid decrease in Earth's biodiversity
major Late Devonian extinction was the Hangenberg Event at the Devonian-Carboniferous boundary (D-C, 359 Ma), which brought an end to the Devonian as a whole
Extinction_event
Extinct genus of trilobites
Kolihapeltis is a genus of trilobite that lived from the Early Devonian to the Middle Devonian. Its remains have been found in Africa and Europe. Evolving
Kolihapeltis
performance and dental complexity in eight eubrachythoracid placoderms from the Devonian Gogo Formation (Australia), providing evidence of different adaptations
2026_in_paleoichthyology
Geologic formation in the United States
one of several transgressive events (rising sea levels) during the Late Devonian. The Middlesex is a laminated, dark grey to black formation comprising
Middlesex_Formation
Unit of sedimentary rock in the US
The Devonian Catskill Formation or the Catskill Clastic Wedge is a unit of mostly terrestrial sedimentary rock found in Pennsylvania and New York. Minor
Catskill_Formation
Paraphyletic group of tetrapodomorphs
group evolved from elpistostegalian fish in the late Devonian, or possibly in the middle Devonian. They continued to thrive as denizens of swampland and
Ichthyostegalia
Subclass of insects
Claims that they originated substantially earlier during the Silurian or Devonian based on molecular clock estimates are unlikely based on the fossil record
Pterygota
Development of insects from an ancestral crustacean and their subsequent radiation
The first insects were landbound, but about 400 million years ago in the Devonian period one lineage of insects evolved flight, the first animals to do so
Evolution_of_insects
Group of early vascular plants
continued to be an important component of the flora until the end of the Early Devonian, a total time span of 433 to 393 million years ago. While Cooksonia fossils
Cooksonia
First stage of the Carboniferous
346.7 Ma. It is preceded by the Famennian (the uppermost stage of the Devonian) and is followed by the Viséan. In global stratigraphy, the Tournaisian
Tournaisian
Sedimentary basin of Devonian age in Scotland, UK
The Orcadian Basin is a sedimentary basin of Devonian age that formed mainly as a result of extensional tectonics in northeastern Scotland after the end
Orcadian_Basin
Extinct genus of placoderm fish
parts of the world in marine sediments dating from the Middle to Late Devonian. They were medium-to-large fish, with specimens E. pustulosus and E. licharevi
Eastmanosteus
Geologic formation in China
The Posongchong Formation is an early Devonian formation from China. It preserves a wide range of plant and fish fossils, many being only known from this
Posongchong_Formation
Highway in Alberta
KML/Alberta Highway 60 KML is not from Wikidata Highway 60, officially named Devonian Way, is a north–south highway west of Edmonton in the Canadian province
Alberta_Highway_60
Class of lobe-finned fishes
Well-represented in freshwater and marine deposits from as early as the Devonian period (more than 410 million years ago), they were thought to have become
Coelacanth
Uncontrolled fire in forests or open spaces
sometime before the Early Devonian period 405 million years ago. Low atmospheric oxygen during the Middle and Late Devonian was accompanied by a decrease
Wildfire
Order of crustaceans
the bulk of the remainder. The earliest fossils of the group date to the Devonian. Decapods can have as many as 38 appendages, arranged in one pair per body
Decapod
Extinct genus of arthropods
perceived relation to Belinurus at the time) is a genus of xiphosuran from the Devonian. It is part of the family Kasibelinuridae. The type species and only species
Kasibelinurus
Extinct order of sponges
They lived from the Early Ordovician (Tremadocian stage) to the Late Devonian (Famennian stage), though a few putative fossils have been reported from
Labechiida
Plants that reproduce with seeds
stage of the Devonian. Examples include Elkinsia, Xenotheca, Archaeosperma, "Hydrasperma", Aglosperma, and Warsteinia. Some of these Devonian seeds are now
Seed_plant
Geological formation in Germany
The Hunsrück Slate (German: Hunsrück-Schiefer) is a Lower Devonian lithostratigraphic unit, a type of rock strata, in the German regions of the Hunsrück
Hunsrück_Slate
County of England
and Cretaceous geology of the region. The county gives its name to the Devonian geologic period, which includes the slates and sandstones of the north
Devon
Chronological outline of major events in the development of plants
Silurian deposits in Victoria, Australia), had become widespread. By the Devonian Period, the colonization of the land by plants was well under way. The
Timeline_of_plant_evolution
Order of marine chelicerates
& Alekseev, 1998 (Devonian) †Willwerathia Størmer, 1969 (Devonian) †Kasibelinuridae Pickett, 1993 (Middle Devonian to Late Devonian) Suborder Xiphosurida
Xiphosura
Order of arthropods
since Ordovician to mid-Devonian in age. As of 2019, most chasmataspidids (with a total of 9 species) are known from the Devonian strata, while the preceding
Chasmataspidida
Extinct order of arachnids
Early Devonian, Scotland Palaeocharinus kidstoni Hirst, 1923 – Early Devonian, Scotland Palaeocharinus rhyniensis Hirst, 1923 – Early Devonian, Scotland
Trigonotarbida
Genus of trilobite
trilobite that lived from Late Ordovician through the Silurian to the mid-Devonian period. Fossils of Radiaspis have been found in present-day Europe, Australia
Radiaspis
Geologic group in the Appalachian Basin, U.S.
Group is a geologic group in the Appalachian Basin. It dates back to the Devonian period. Also stratigraphically equivalent to the Portage Group. The West
West_Falls_Group
Genus of Devonian arthropod
known from the Early Devonian. This creature was described in 2012 from four fossils found in the Hunsrück Slate, an early Devonian lagerstätten in Germany
Captopodus
Order of arthropods (fossil)
continued to diversify during the subsequent Devonian period, the eurypterids were heavily affected by the Late Devonian extinction event. They declined in numbers
Eurypterid
Extinct genus of jawless fishes
Pteraspidomorpha, alongside a far more diverse group of jawless fish, the Silurian–Devonian heterostracans. Sacabambaspis is named after the village of Sacabamba,
Sacabambaspis
Genus of fishes (fossil)
placoderm. Fossils are found in the Upper Famennian Cleveland Shales of Late Devonian in Ohio. The type species is Gorgonichthys clarki. Gorgonichthys had sharp
Gorgonichthys
Autonomous territory of Denmark
the early tetrapods such as the Acanthostega and Ichthyostega from the Devonian and unique Triassic animals such as the phytosaur Mystriosuchus alleroq
Greenland
Hard limestones rock formation in North America
The Onondaga Limestone is a group of hard limestones and dolomites of Devonian age that forms geographic features in some areas in which it outcrops; in
Onondaga_Limestone
Fifth stage of the devonian and second stage of the Middle Devonian
The Givetian is one of two faunal stages in the Middle Devonian Period. It lasted from 387.95 million years ago to 382.31 million years ago. It was preceded
Givetian
Botanical garden in Alberta, Canada
The University of Alberta Botanic Garden (formerly the Devonian Botanic Garden) is Alberta's largest botanical garden. It was established in 1959 by the
University of Alberta Botanic Garden
University_of_Alberta_Botanic_Garden
Extinct order of molluscs
would become Africa, Asia, Australia, Europe, and North America during the Devonian from about the lower boundary of Zlichovian stage (corresponding to late
Agoniatitida
Island in the North Atlantic Ocean
MacGillycuddy's Reeks, is an area of substantially deformed, lightly metamorphosed Devonian-aged rocks. This partial ring of "hard rock" geology is covered by a blanket
Ireland
First stage of the Devonian
Early Devonian Epoch. It lasted from 419.62 ± 1.36 million years ago to 413.02 ± 1.91 million years ago. It marked the beginning of the Devonian Period
Lochkovian
Mountain building event caused by the collision of Laurentia, Baltica and Avalonia
orogeny encompasses events that occurred from the Ordovician to Early Devonian, roughly 490–390 million years ago (Ma). It was caused by the closure of
Caledonian_orogeny
Extinct genus of cartilaginous fish
genus of shark-like chondrichthyan (cartilaginous fish) from the Late Devonian (Famennian) of North America. It was similar in body shape to modern lamnid
Cladoselache
Geologic formation in the United States
is a geologic formation in the Appalachian Basin. It dates back to the Devonian period. The Rhinestreet is an organic or Black Shale found on from the
Rhinestreet_Formation
Genus of molluscs (fossil)
Acriclymenia was a genus of ammonites that existed during the Devonian period. "PBDB". paleobiodb.org. Retrieved 2017-08-22. v t e
Acriclymenia
Extinct subclass of cephalopod molluscs
The earliest ammonoids appeared during the Emsian stage of the Early Devonian, around 410-408 million years ago, with the last species vanishing during
Ammonoidea
Extinct clade of sponges
sponges common in the fossil record from the Middle Ordovician to the Late Devonian. They can be characterized by their densely layered calcite skeletons lacking
Stromatoporoidea
Variety of the English language
Speech example An example of a female with a mostly rhotic accent from Bristol (Sophie Anderson). Problems playing this file? See media help. Speech example
West_Country_English
Water transport tissue in vascular plants
During the Devonian, maximum xylem diameter increased with time, with the minimum diameter remaining pretty constant. By the middle Devonian, the tracheid
Xylem
Neoproterozoic to Cretaceous landmass
three phases of rifting along Gondwana's northern margin: first, in the Devonian, North and South China, together with Tarim and Quidam (north-western China)
Gondwana
Class of lobe-finned fishes
globally distributed. The fossil record of the group extends into the Early Devonian, over 410 million years ago. The earliest known members of the group were
Lungfish
Extinct genus of jawless fishes
jawless fish. It existed from the Lochkovian to Eifelian epochs of the Devonian period in areas that are now the Americas and Europe. Like other heterostracan
Pteraspis
Evolution of four legged vertebrates and their derivatives
The evolution of tetrapods began about 400 million years ago in the Devonian Period with the earliest tetrapods evolved from lobe-finned fishes. Tetrapods
Evolution_of_tetrapods
Extinct Devonian genus of Eurypterida
Silurian to Early Devonian age, from the Wenlock epoch to Emsian stage. There are three known species: the type species J. rhenaniae from Devonian brackish to
Jaekelopterus
Extinct family of tetrapodomorphs
living throughout the Middle and Late Devonian. They first appeared in the Eifelian stage of the Middle Devonian. Within the group sizes ranged from a
Tristichopteridae
Extinct family of fishes
Dunkleosteidae is an extinct family of arthrodire placoderms that lived during the Devonian period. The gigantic apex predator Dunkleosteus terrelli is the best known
Dunkleosteidae
Clade of reptile-like animals
bodies and short limbs. Their anatomy falls between the mainly aquatic Devonian labyrinthodonts and the first reptiles. University of Bristol paleontologist
Reptiliomorpha
Extant subclass of cephalopods
from straight-shelled orthoceratoids. The ammonoids appeared early in the Devonian period (some 400 million years ago) and became abundant in the Mesozoic
Nautiloid
Extinct genus of tetrapodomorphs from the Devonian
lobe-finned fish which lived in fresh water during the Famennian stage of the Devonian period. The genus name Hyneria is a reference to the village of Hyner,
Hyneria
Extinct genus of bony fishes
from Europe and North America. They existed from the Middle Devonian to the Late Devonian (around 397.5 to 360 mya). The name comes from Greek for 'pitted
Laccognathus
Extinct class of basal arthropods
which flourished during the Cambrian period and survived up to Early Devonian. Characterized by a pair of frontal appendages and series of body flaps
Dinocaridida
Geology of Scottish island
The geology of the Isle of Mull in Scotland is dominated by the development during the early Palaeogene period of a ‘volcanic central complex’ associated
Geology_of_the_Isle_of_Mull
DEVONIAN
DEVONIAN
DEVONIAN
DEVONIAN
Girl/Female
Hindu, Indian
Garland of Flowers
Girl/Female
Arabic, Muslim
Moonlight
Girl/Female
British, English, French
Female Version of Wilfred; Peace
Male
Spanish
Pet form of Spanish Ignacio, possibly NACIO means "unknowing."
Boy/Male
Indian, Sanskrit
Teak; Oak; Ascetic; Lord Shiva
Boy/Male
Bengali, Indian
Blessing; Increasing; Growth
Girl/Female
Irish
Lovable.
Boy/Male
Arabic, Muslim, Parsi
Brave; Bold Man
Boy/Male
Indian, Punjabi, Sikh
Protector of Right
Boy/Male
Celtic American English Irish Welsh
From the fortress.
DEVONIAN
DEVONIAN
DEVONIAN
DEVONIAN
DEVONIAN
n.
A genus of fossil fishes, found in Devonian and carboniferous strata; -- so named from their round, sculptured spines.
a.
Of or pertaining to the lowest period of the Devonian age. (See the Diagram, under Geology.) The Corniferous period has been so called from the numerous seams of hornstone which characterize the later part of the period, as developed in the State of New York.
n.
A genus of trilobites found in the Silurian and Devonian formations. Phacops bufo is one of the most common species.
n.
The Devonian age or formation.
a.
Of or pertaining to Devon or Devonshire in England; as, the Devonian rocks, period, or system.
n.
An extensive genus of fossil ferns, of which species have been found from the Devonian to the Triassic formation.
a.
Of or pertaining to, or designating, the older division of geological time during which life is known to have existed, including the Silurian, Devonian, and Carboniferous ages, and also to the life or rocks of those ages. See Chart of Geology.
n.
A genus of fossil ganoid fishes found in the old red sandstone or Devonian formation. The head is large, and protected by a broad shield-shaped helmet prolonged behind into two lateral points.
n.
A genus of fossil corals abundant in the Silurian and Devonian rocks, having polygonal cells with perforated walls.
n.
A genus of trilobites, of many species, common in the Upper Silurian and Devonian rocks.
n.
Any one of numerous species of extinct arthropods belonging to the order Trilobita. Trilobites were very common in the Silurian and Devonian periods, but became extinct at the close of the Paleozoic. So named from the three lobes usually seen on each segment.
n.
A genus of Devonian fossil fishes with winglike appendages. The head and most of the body were covered with large bony plates. See Placodermi.
n.
A genus of fossil trees of the Devonian and Carboniferous ages, having the exterior marked with scars, mostly in quincunx order, produced by the separation of the leafstalks.
n.
An extinct genus of Devonian ganoid fishes, having the broad plates about the head studded with berrylike tubercles.
n.
One of an extinct genus of fossil cephalopods, allied to the Ammonites. The earliest forms are found in the Devonian formation, the latest, in the Triassic.