Paul Kenrick Collection

Coelosphaeridium, calcareous alga

Cooksonia pertoni, fossilised plant
A fossilised pin-sized plant. The earliest land plants were very small as seen in the minute bifurcating stems terminating in expanded spore sacs of Cooksonia pertoni, 10 mm in length

Lepidodendron, fossil tree trunk
The reptilian appearance of the branch of this fossil tree is cause by the diamond-shaped pattern, which indicates the points of attachment of the leaves. This specimen is about 6cm in diameter

Araucaria mirabilis, pine cone
Silicified cones from the Cerro Cuadrado Fossil Forest (Jaramillo Fossil Forest), Argentina dating from the Upper Jurassic. Specimen held at the Natural History Museum, London

Fossil fern
A specimen of fossil fern foliage, approximately 8 - 10 m in height. Dates back to the Late Carboniferous-Permian period, 300 - 250 million years ago

Tubicaulis africanus, tree fern
Common plants of the Palaeophytic. Part of a petrified trunk of the tree fern Tubicaulis africanus, approximately 14cm wide, from the Permian Period, Tanganyika, Africa

Proterozoic ocean floor
A restoration of Proterozoic ocean floor with bun-shaped stromatolites

Palaeosmunda williamsonii, fern
Petrified trunk of the fern Palaeosmunda williamsonii, approximately 4cm wide, from Rockhampton, Queensland, Australia, dating back to the Permian Period, about 250 - 299 million years ago

Acacia-like pod
Part of Acacia-like pod, 14 cm long, from the Eocene of the Paris Basin

Fossil leaf miner
A leaf miner has left a snaking trail in this leaf from the Middle Eocene of Bournemouth, England

Rhus stellariaefolia, rhus
A fossilized leaf from the flowering plant Rhus (Rhus stellariaefolia) approximately 11cm long. This specimen was discovered in Colorado, U.S.A and dates back to the Late Eocene

Populus latior
A fossilized leaf (11 cms wide) of Populus latior, once a large flowering tree which shed many leaves during its life span

Petrified conifer trunk
Containing precious opal, width approx. 10 cm, discovered at White Cliffs, New South Wales, Australia. Dates back to the Late Cretaceous period

Psaronius, tree fern
Polished section through the trunk of the tree fern Psaronius, width approximately 15 cm, from Chemnitz, Garmany, dating back to the Permian period, 250 - 299 million years ago

Calamites sp. cast of trunk
Natural cast of trunk interior of Calamites sp. Approximately 40 cm in length. Curvature indicates that this specimen comes from near the base of the tree. Dates back to the late carboniferous period

Archaeopteris hibernica, fossilised tree
A fossilised early tree (Archaeopteris hibernica) from the Upper Devonian, first thought to have been a fern frond. The lower section of the branch bears looses cones. Specimen from Kilkenny, Ireland

Credneria triacuminata
A fossil leaf of Credneria triacuminata. Large leaves are indicative of humid tropical climates. This specimen is approximately 17cms wide, it was found in Heidelberg

Thursophyton elberfeldense
Massed stick-like stems of early land plants preserved in a fine-grained shale block, approx. 27 cm wide. Thursophyton elberfeldense fossil

Sabal lamanonis Brongniart
A fossil palm frond from Aix en Provence, France. It is recorded as Upper Eocene, about 45 and 55 million years ago. This specimen is 32 cm long. The specimen number is V16880

Acer trilobatum, sycamore or maple leaf
Fossilised leaf dating from the Miocene period, collected in Oeningen, Baden, Germany. Specimen held at the Natural History Museum, London

Metasequoia sp. dawn redwood
A fossilised leaf of the dawn redwood dating from the Eocene period. Specimen originally from from Driftwood Canyon, British Columbia, Canada, now held at the Natural History Museum, London

Sagenopteris phillipsi, seed fern
Sagenopteris phillipsi, an extinct gymnosperm from the Jurassic period collected at Cayton Bay, Yorkshire, England. Specimen held at the Natural History Museum, London

Fossil Sphenophyllum
Slender forest floor-dwelling or vining Sphenophyllum. Specimen disovered in Wales dating back to the Late Carboniferous period, 300 - 359 million years ago

Porana oeningensis
Rare fossilised flower preserved as a thin film of carbon on the rock. Porana oeningensis, 2 cm wide, from the Miocene of Oeningen, Germany

Cyperites bicarinatus, tree clubmoss
Leaves of tree clubmoss (Cyperites bicarinatus) dating back to the late carboniferous period, discovered at Kilmersdon, near Radstock, Somerset, England. Specimen measures about 15 cms

Gymnosperm, palm & angiosperm
Composite photomicrograph comparing structures visible through a hand-held lens in transverse section of fossil tree trunks: gymnosperm (left), palm (centre) and angiosperm (right)

Protobarinophyton obrutschevii
The fossilised leafless stems of Protobarinophyton obrutschevii topped by a cone-like array of sopre sacs. Approximately 3 mm wide

Fossil branches of Calamites
The fossil branches of Calamites sp. bearing leaves and cones; Palaeostachya and Asterophyllites. Specimen discovered in Wales, dating back to the Late Carboniferous period

Coal, from the late carboniferous
Coal is formed from fossil plants. The regular pattern on the surface of this 14 cm long piece is the impression of the bark of a fossil tree; Lepidodendron

Cupressinoxylon, fossil wood
Composite photomicrograph showing transverse (left), tangential (centre) and radial (right) sections through fossil wood; Cupressinoxylon from the London Clay at Ashford, Kent, England

All Professionally Made to Order for Quick Shipping