Dinoflagellate
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The dinoflagellates, also called dinophytes, are a monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata and are usually considered protists. Dinoflagellates are mostly
Ceratium hirundinella
1. Ornithocercus; 2. diagram; 3. Exuviaella; 4. Prorocentrum; 5, 6. Ceratium; 7. Warnowia; 8. Citharistes; 9. Polykrikos
Dinophytic microalga isolated from sediments of Amur Bay
Algal bloom (akasio) by Noctiluca spp. in Nagasaki
Living fossil
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A living fossil is a term for an extant taxon that phenotypically resembles related species known only from the fossil record, though scientifically the term is deprecated and avoided. To be considere
Dinoflagellate
…benefit from it, it has been suggested it is farming the cyanobacteria in specialized chambers and regularly digests some of them. Recently, the living fossil Dapsilidinium pastielsii was found inhabiting the Indo-Pacific Warm Pool, which served as a refugium for thermophilic dinoflagellates, and others such…
The coelacanths were thought to have gone extinct 66 million years ago, until a living specimen belonging to the order was discovered in 1938.
170 million-year-old fossil Ginkgo leaves
Living Ginkgo biloba plant
Elephant shrews resemble the extinct Leptictidium of Eocene Europe.