Protist Collection

Pressed seaweed specimens C016 / 6127
Pressed seaweed specimens collected by women living in Jersey during the 1850s and 1860s

Dictyota dichotoma
Cyanotype photograph by Anna Atkins, one of the first natural history photographers. From British Algae: Cyanotype Impressions, 1853. Date: 1853

Diatom, SEM
Diatom. Coloured scanning electron micrograph (SEM) of a Stephanopyxis sp. diatom. Diatoms are single-celled photosynthetic algae, of which there are about 100, 000 species

Diatom, SEM
Diatom. Coloured scanning electron micrograph (SEM) of a Triceratium morlandii diatom. Diatoms are single-celled photosynthetic algae, of which there are about 100, 000 species

Rye Beach, New Hampshire Postcard. ca. 1903, Rye Beach, New Hampshire Postcard

Fucus bulbosus, kelp
Plate 161 from Fuci, or coloured figures and descriptions of the Plants referred by botanists to the genus Fucus (1808-1819), Volume III, by Mary Dawson Turner

Fucus radiatus, kelp

Plasmodium sp. malarial parasite
Scanning electron microscope image of a malarial protozoal parasite. The parasite requires the anopheles mosquito to complete its life cycle

Foraminifera, SEM
Foraminifera. Coloured scanning electron micrograph (SEM) of a selection of foraminiferans, including Oolina hexagona (bottom right) and a number of Lagena sp

Acanthophracta, radiolarians
Coloured lithograph by Ernst Haeckel from Kunstformen der Natur, 1899-1904. Date: 1904

Light Micrograph (LM): Protozoans: Kidney shaped ciliate surrounded by Euglena sp
LRDS-316 Light Micrograph (LM): Protozoans: Kidney shaped ciliate surrounded by Euglena sp. Magnification x 900 (when printed A4, 29.7 cm wide) Tillina sp

Oxytricha ciliate protozoan, SEM C019 / 0253
Oxytricha sp. ciliate protozoan, coloured scanning electron micrograph (SEM). Oxytricha is a tiny single-celled aquatic organism

Coelosphaeridium, calcareous alga

Globorotalia scitula, foraminifera fossil
Scanning electron microscope (SEM) image showing a fossilised planktonic species of foraminifera

Diatoms
Selected slide of a group of fossil diatoms collected from Bori, Hungary in September 1895 and viewed under the light microscipe using differential interfereance contrast

The Lobster Quadrille Postcard by Charles Folkard. ca. 1921, The Lobster Quadrille Postcard by Charles Folkard

Foraminifer model
Model of typical nummulitic foraminfer after Zittel

Bulimina
Plate 53 from Voyage of H.M.S. Challenger 1873-1876. Zoology Vol. 9. Foraminifera Plates, 1884 by C. Wyville Thomson

Algae

Chondrus crispus
Cyanotype photograph by Anna Atkins, one of the first natural history photographers. From British Algae: Cyanotype Impressions, 1853. Date: 1853

Amphiroa orbignyana, coralline red algae
Amphiroa algae specimen collected by Charles Darwin, held in Sir William Hookers private collection of preserved plant and algal specimens, Herbarium Hookeranium

Amoeba proteus, amoebae
A glass model of amoebae, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Emiliania huxleyi coccolithophores collected from a bloom in the SW Approaches to the English Channel in June 2004. Date: 2004

Microscopic view of Giardiasis, an infectious disease caused by a unicellular parasite known as Giardia lamblia

Microscopic view of protozoa. Leishmaniasis and dysentery are examples of diseases involving protozoa, often transmitted to humans by the bite of a parasite-carrying insect

Euglena gracilis, SEM
Euglena gracilis protists. Coloured scanning electron micrograph (SEM) of Euglena gracilis protists. These organisms possess a unique combination of plant and animal characters. Like the algae, E

Didinium ciliate protozoan, SEM C019 / 0235
Didinium sp. ciliate protozoan, coloured scanning electron micrograph (SEM). This tiny single-celled organism is found in freshwater and marine habitats

Pressed seaweed book full of mounted seaweeds collected by women living in Jersey during the 1850s and 1860s

Radiolaria models
Models of two radiolaria made in papier mache by Vaclav Fric

Nummulites gizehensis, nummulites
These fossils are embedded in Eocene limestone from 2km north-east of Gizeh, west of Cairo. Nummulites were single celled animals that lived on the sea bed

Foraminifer
Scanning electron microscope (SEM) image of a foraminifer - a single celled organism

Coccolith
Scanning electron microscope (SEM) image of a Folkestone chalk surface with Cretaceous coccoliths (x2500 on a standard 9 cm wide print)

Trichodina parasite, light micrograph
Trichodina parasite. Differential interference contrast micrograph of Trichodina pediculus. This ciliate parasite lives on the skin, gills and mucous membranes of many aquatic animals

Dorataspis diodon, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Actinophrys sol, heliozoan
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Aulacantha scolymantha, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Lycogala epidendrum, Wolfs Milk
Watercolour on paper, c.1838 by Anna Russell (nee Worsley) (1807-1876). Held in the Library and Archives Date: circa 1838

Actinomma asteracanthion, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Eucyrtidium cranoides, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Heliosphaera actinota, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Eucecryphalus schultzei, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Spongosphaera streptacantha, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Aulosphaera elegantissima, radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Difflugia pyriformis, amoebae
A glass model of amoebae, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Radiolarian
A glass model of a radiolarian, created by Leopold and Rudolf Blaschka in the late nineteenth century and held at the Natural History Museum, London

Syracosphaera anthos
Coccosphere from the Western Mediterranean. False coloured to show the shell is formed of inner and outer layers of coccoliths with very different structure

Illustration of reproduction cycle of slime mould (protist)

Picture No. 11675491
Light Micrograph: Ciliate. Date:

Picture No. 11675490
Light Micrograph (LM): Elongate Ciliate and Paramecium bursaria. Date:

Conceptual image of a viral spore

Conceptual image of Euglena

Microscopic view of Paramecium bursaria, a species of ciliate protozoan that has a mutualistic symbiotic relationship with green algae called Zoochlorella

Giants Stairs, Baileys Island, Portland, ME. Postcard. ca. 1904-1905, Giants Stairs, Baileys Island, Portland, ME. Postcard

Chilodonella ciliate protozoan, SEM
Chilodonella ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single- celled organisms are found in fresh water

Holosticha ciliate protozoan, SEM
Holosticha ciliate protozoan. Coloured scanning electron micrograph (SEM) of a Holosticha sp. ciliate protozoan ingesting diatoms (blue). Holosticha is a tiny single-celled aquatic organism

Euplotes protozoa, SEM C016 / 9040
Euplotes protozoa. Coloured scanning electron micrograph (SEM) showing the upperside (bottom) and underside (top) of two Euplotes sp. hypotrich ciliate protozoa

Climacostomum protozoan, SEM C016 / 9063
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Spirogyra algae, light micrograph C016 / 9592
Spirogyra algae. Polarised light micrograph of Spirogyra sp. algae. This filamentous green algae is named for the spiral arrangement of its chloroplasts (green)

Spirogyra algae, light micrograph C016 / 9594
Spirogyra algae. Rheinberg illuminated light micrograph of Spirogyra sp. algae. This filamentous green algae is named for the spiral arrangement of its chloroplasts (green)

Euglena flagellate protozoa, SEM C016 / 9103
Euglena flagellate protozoa. Coloured scanning electron micrograph (SEM) of two Euglena sp. flagellate protozoa. Euglena sp

Desmids and spirogyra, light micrograph C016 / 9595
Desmids and spirogyra. Polarised light micrograph of two Micrasterias rotata desmids (round) and a single filament of Spirogyra sp. green alga (lower right)

Climacostomum protozoan, SEM C016 / 9121
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9061
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Climacostomum protozoan, SEM C016 / 9120
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9065
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Euglena flagellate protozoa, SEM C016 / 9104
Euglena flagellate protozoa. Coloured scanning electron micrograph (SEM) of two Euglena sp. flagellate protozoa. Euglena sp

Climacostomum protozoan, SEM C016 / 9064
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9122
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Spirogyra algae, light micrograph C016 / 9593
Spirogyra algae. Polarised light micrograph of Spirogyra sp. algae. This filamentous green algae is named for the spiral arrangement of its chloroplasts (green)

Heliozoan, SEM C016 / 9024
Heliozoan. Coloured scanning electron micrograph (SEM) of a heliozoan freshwater protozoan. This single-celled organism has many projections, known as axopods, radiating from its cell body

Euplotes protozoa, SEM C016 / 9041
Euplotes protozoa. Coloured scanning electron micrograph (SEM) showing the upperside (bottom) and underside (top) of two Euplotes sp. hypotrich ciliate protozoa

Climacostomum protozoan, SEM C016 / 9062
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Heliozoan, SEM C016 / 9023
Heliozoan. Coloured scanning electron micrograph (SEM) of a heliozoan freshwater protozoan. This single-celled organism has many projections, known as axopods, radiating from its cell body

Tetrahymena protozoan, SEM
Tetrahymena protozoan. Coloured scanning electron micrograph (SEM) of a Tetrahymena sp. ciliate protozoan

Sleeping sickness parasites, SEM
Sleeping sickness parasites. Coloured scanning electron micrograph (SEM) of a Trypanosoma brucei parasites (blue) and white blood cells (pink) in a mouse liver. T

Sleeping sickness parasite, SEM
Sleeping sickness parasite. Coloured scanning electron micrograph (SEM) of a Trypanosoma brucei parasite (blue) and a white blood cell (green) in a mouse liver. T

Fossil foraminifera necklace C016 / 5995
Fossil foraminifera (Alveolina sp.) necklace from Sindh, India. The fossils are from Eocene limestone. Necklace from John Whittakers cabinet. Natural History Museum, London, UK

Fungus (Lycoperdon coliforme) C016 / 5988
Fungus (Lycoperdon coliforme). Plate 1 from Drawings of Submerged Algae (1800) by Mary Dawson Turner. Held in the Botany Library at the Natural History Museum, London, UK

Dried seaweed specimens C016 / 5977
Dried seaweed (Chorda filum) specimens. Herbarium sheet from the collection held at the Natural History Museum, London, UK

Spirostomum ciliate protozoan, SEM C019 / 0308
Spirostomum sp. ciliate protozoan, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats

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"Exploring the Intricate World of Protists: From Seaweed Specimens to Malarial Parasites" In this captivating collection, we delve into the fascinating realm of protists. The pressed seaweed specimens C016/6127 reveal a stunning diversity, with diatoms taking center stage under the scanning electron microscope (SEM). Dictyota dichotoma showcases its intricate branching structure, reminiscent of an artistic masterpiece. Transporting us back in time is the Rye Beach, New Hampshire Postcard from 1903. This vintage gem captures the beauty of Fucus bulbosus, a majestic kelp swaying in the ocean currents. Another diatom steals our attention under SEM – Fucus radiatus displays its delicate fronds and intricate patterns. But not all they are as visually pleasing; Plasmodium sp. , a malarial parasite, reminds us of their impact on human health. Acanthophracta radiolarians mesmerize us with their intricately sculpted skeletons that resemble miniature works of art. The light micrograph (LM) reveals a hidden world within protozoans - a kidney-shaped ciliate surrounded by Euglena sp. , both magnified x900 when printed A4 size. It's astonishing how much detail can be captured at such high magnification. Calcareous alga Coelosphaeridium adds another dimension to this diverse group while diatoms continue to amaze with their varied shapes and structures. Protists truly showcase nature's creativity and complexity on microscopic scales. Join us as we unravel their secrets and appreciate these tiny wonders that play vital roles in our ecosystems.