Chromalveolata Collection (page 2)

Axopodorhabdus albianus, coccolith
Scanning electron microscope image of a Cretaceous coccolith from Folkestone Chalk (x 10, 000 on a standard 9 cm wide print)

Dictyota atomaria, seaweed

Chordaria flagellifornis, seaweed
Plate 57 from Algae Danmonienses : or dried specimens of Marine Plants, principally collected in Devonshire by Mary Wyatt. 1834-1840

Fucus agarum, kelp
Plate 75 from Fuci, or coloured figures and descriptions of the Plants referred by botanists to the genus Fucus (1808-1819), Volume II, by Mary Dawson Turner

Chleophaga hybrida, kelp goose
Ff. 66. Watercolour painting by George Forster annotated Anas ganta Anas antarctica and made during Captain James Cooks second voyage to explore the southern continent (1772-75)

Coccoliths magnified a thousand times
An illustration of Coccoliths magnified a thousand times. Coccoliths are micro-fossils and feature heavily in the composition of chalk

Calcidiscus leptoporus and Syracolithus quadriperforatus, co
In this scanning electron micrograph, the transition of a life-cycle stage in Calcidiscus is shown from the outer cover to the inner layer. Specimen taken from W. Mediterranean

Actinoptychus, diatom
Scanning electron microscope image of the exterior valve of the diatom Actinoptychus (x 500 on a standard 9 cm wide print)

Chalk
A piece of flintless white chalk from the Upper Chalk, Flamborough, Yorks. Chalk is a sedimentary rock formed in deep seas

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Chromalveolata, a diverse group of organisms, encompasses various species like Discosphaera tubifera and coccolithophore. Dictyota dichotoma and Fucus bulbosus are brown algae found within this group, while Fucus radiatus represents kelp. Emiliana huxleyi is a coccolith-producing organism that belongs to Chromalveolata. Macrocystis pyrifera, commonly known as giant kelp, also falls under the Chromalveolata category. Acanthoica acanthifera is another member characterized by its unique coccosphere structure. Diatoms are an essential part of this group too. Emiliania huxleyi plays a significant role in the formation of coccospheres within Chromalveolata. These structures serve as protective coverings for Emiliania huxleyi coccolithophores. In Europe, trumpet animalcules (Stentor polymorphus) can be found with algal symbionts called Chlorella. This mutualistic relationship benefits both organisms involved. Chromalveolata showcases the incredible diversity present in our oceans and highlights the intricate connections between different species. From microscopic diatoms to giant kelps, these organisms play vital roles in marine ecosystems worldwide. Exploring their interactions and adaptations provides valuable insights into the complex web of life beneath the waves.