Acritarch information

Acritarchs are organic microfossils, known from approximately 1800 million years ago to the present. The classification is a catch all term used to refer...

skeletons or microbial cysts from the Chrysophyta, Pyrrhophyta, Sarcodina, acritarchs and chitinozoans, together with pollen and spores from the vascular plants...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

macroreticulata, Germinosphaera alveolata, and Valeria lophostriata. Some acritarchs are known from at least 1.65 billion years ago, and a fossil, Grypania...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

glass negatives. He first described chitinozoans and many species of acritarchs, dinoflagellate cysts and graptolites. In 1973 he became an honorary member...

multicellularity. Early eukaryote fossils, from the late Paleoproterozoic, include acritarch microfossils with relatively robust ornate carbonaceous vesicles of Tappania...

Atmospheric oxygen and carbon dioxide levels similar to present day. Acritarchs disappear. Climate initially warm, but later it cools. 72.1 ± 0.2 * Campanian...

claimed by some, however, to represent the infilling of an egg-sac or acritarch. In 2020, Ikaria wariootia was claimed to represent one of the oldest...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Membranospinosphaera and Spinomargosphaera of the Ediacaran spheroidal acritarchs". Precambrian Research. 407. 107409. doi:10.1016/j.precamres.2024.107409...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

phosphatized microfossils of algae, multicellular thallophytes (seaweeds), acritarchs, ciliates, and cyanophytes, besides adult sponges and adult cnidarians...

palynomorphs (paleopalynology), including pollen, spores, orbicules, dinocysts, acritarchs, chitinozoans and scolecodonts, together with particulate organic matter...

of small carbonaceous fossils (SCFS) indicates that the late Cambrian acritarch Goniomorpha Yin 1986 represents the teeth of a priapulid worm". Palynology...

Cysts An Acritarch probably from Algal origin. Related to open shelf deposits Veryhachium Veryhachium brevispinum Bisingen/Zimmern Cysts An Acritarch probably...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

are thought to be 551 to 635 million years old or Ediacaran. Ediacaran acritarchs also have many similarities with Glomeromycotan vesicles and spores. It...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

affected marine groups were the brachiopods, trilobites, ammonites, and acritarchs, and the world saw the disappearance of an estimated 96% of vertebrates...

markers for the base of the Miaolingian include the appearance of many acritarchs forms, a global marine transgression, and the disappearance of the polymerid...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...

Plants Amorphea Amoebozoa Opisthokonta Animals Fungi) Incertae sedis †Acritarchs †Grypania †Gunflint microbiota †Chitinozoan Meteora sporadica ¹traditional...