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Proposed extinct group of animals
The petalonamids (Petalonamae) or frondomorphs are an extinct group of archaic animals typical of the Ediacaran biota, dating from around 635 million
Petalonamae
Basal animal clade as a sister group of the Porifera
eumetazoans. Though some archaic fossil groups such as Chancelloriidae and Petalonamae, may, based on weaker morphological evidence, still be considered members
Eumetazoa
Geologic formation in the northern Mojave Desert
The Wood Canyon Formation is a geologic formation in the northern Mojave Desert of Inyo County, California and Nye County and Clark County, Nevada. It
Wood_Canyon_Formation
This is a list of fossils found at Maotianshan Shales, whose most famous assemblage of organisms are referred to as the Chengjiang biota. The Maotianshan
Paleobiota of the Maotianshan Shales
Paleobiota_of_the_Maotianshan_Shales
Group of extinct creatures that were part of the Ediacaran biota
organs) have been recognized. The first to appear were frondomorphs (Petalonamae) and simple medusoids 578 Ma (millions of years) ago and are considered
Vendobionta
Geologic deposit in Canada
The Inner Meadow is an Ediacaran aged fossiliferous deposit, and is found close to outcroppings of the Fermeuse Formation, near to Upper Island Cove on
Inner_Meadow
Geologic formation in Newfoundland and Labrador, Canada
The Mistaken Point Formation is a geologic formation in Newfoundland and Labrador. It is recognized as a Lagerstätte preserving fossils dating back to
Mistaken_Point_Formation
Fossilised Precambrian life forms
Year Affinity Validity Notes Country Akrophyllas Grimes et al. 2023 Petalonamae Australia Albumares Fedonkin 1976 Trilobozoa Russia Alienum Liu et al
List_of_Ediacaran_genera
Geologic formation in Leicestershire, the United Kingdom
The Beacon Hill Formation is a geologic formation in Leicestershire, and lies within the wider Beacon Hill area. It preserves fossils dating back to the
Beacon_Hill_Formation
Geologic formation in Newfoundland, Canada
The Trepassey Formation is a geologic formation that crops out in Newfoundland, which consists of gray sandstones and rare tuffaceous rocks. It also preserves
Trepassey_Formation
Geologic formation in the Northwest Territories, Canada
waters. The forms that can be found across the formation are the familiar Petalonamae such as Charniodiscus, including juvenile petalonamids from the Lower
Blueflower_Formation
Geologic formation in Leicestershire, the United Kingdom
The Bradgate Formation is a geologic formation in Leicestershire, and lies within the wider Bradgate Park area. It also preserves fossils dating back to
Bradgate_Formation
Enigmatic Ediacaran organism
fossil organism from the Ediacaran period, possibly a member of the Petalonamae, of Namibia, Dabris Formation, Farm Aar. P. kuibis represents a multitude
Petalostroma
Geological unit located in eastern California and Nevada
The Poleta Formation is a geological unit known for the exceptional fossil preservation in the Indian Springs Lagerstätte, located in eastern California
Poleta_Formation
Geologic formation in Newfoundland and Labrador, Canada
The Briscal Formation is a geologic formation in Newfoundland and Labrador. It preserves fossils dating back to the Ediacaran period. Like the other overlying
Briscal_Formation
Geologic formation In Canada
The Drook Formation is a geologic formation in Newfoundland and Labrador. It preserves fossils dating back to the Ediacaran period which have been dated
Drook_Formation
Animals without a vertebral column
Entoprocta Gnathostomulid Lobopodia Kinorhyncha Micrognathozoa Orthonectida Petalonamae Phoronid Proarticulata Saccorhytida Gastrotrich Trilobozoa Vetulicolia
Invertebrate
Body fossil
than originally thought, or than certain features seen across all the Petalonamae classes are actually convergent. Although at the time it was still assigned
Akrophyllas
Geological formation in northwestern Russia
The Ustʹ Pinega Formation is an Upper Ediacaran geological formation in northwestern Russia. It spans from around 575 Ma to 550 Ma and contains fossils
Ustʹ_Pinega_Formation
Ediacaran fossil organism
creature, more recent studies have seen it placed within the phylum Petalonamae. Bomakellia kelleri is the only species. The holotype, and only, fossil
Bomakellia
Geologic formation in Canada
The Nadaleen Formation is a geologic formation in the Wernecke Mountains of the Northwest Territories and Yukon, Canada. It preserves fossils dating back
Nadaleen_Formation
Geological formation in Canada
The Fermeuse Formation is a geologic formation in Newfoundland and Labrador, Canada. It contains fossils dating back to the Ediacaran period, which are
Fermeuse_Formation
Enigmatic discoidal organism from the Neoproterozoic
cnidarians, or the holdfasts of a larger organism, such as those seen in the Petalonamae phylum. The first fossils of Nimbia were found from the Ediacaran aged
Nimbia_(genus)
The largest prehistoric animals include both vertebrate and invertebrate species. Many of them are described below, along with their typical range of size
Largest_prehistoric_animals
Genus of animals (fossil)
Charnia. A 2022 study suggested that it should be placed in the group Petalonamae along with similar Ediacaran forms. Forms related to Charnia were once
Thaumaptilon
Third and last period of the Neoproterozoic Era
(bilaterians with simple articulation, e.g. Dickinsonia and Spriggina), Petalonamae (sea pen-like animals, e.g. Charnia), Aspidella (radial-shaped animals
Ediacaran
Extinct lyre-shaped genus of erniettomorph
Tonian Cryo. Edia. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Genus: †Tulaneia Runnegar and Horodyski in Runnegar
Tulaneia
Rangeomorph
State University. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Frondophyllas Species: †F. grandis Binomial
Frondophyllas
Geologic formation in South Australia
The Rawnsley Quartzite is an Ediacaran geologic formation in South Australia. It is most well known for its preservation of organisms of the Ediacaran
Rawnsley_Quartzite
Extinct genus of rangeomorph
shape of its body. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Pectinifrons Bamforth, Narbonne & Anderson
Pectinifrons
Ediacaran organism
have a visible medial line, featuring the classic zig-zag seen in other petalonamae genera due to the glide symmetry of the branches. These branches range
Phyllozoon
Extinct genus of Ediacaran fossil
for simplicity. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Genus: †Swartpuntia Species: †S. germsi Binomial
Swartpuntia
Taxonomic rank
Straight swimmer Parasitic, microscopic, simple, wormlike organisms 20 Petalonamae Shaped like leaves An extinct phylum from the Ediacaran. They are bottom-dwelling
Phylum
Geologic formation in China
Petalonamae Genus Species Locality Notes Images Charnia Charnia sp. Shibantan Member Frondose Organism. Charniodiscus Charniodiscus sp. Shibantan Member
Dengying_Formation
Extinct genus of Ediacaran lifeform
Peninsula in Newfoundland, Canada and has been assigned to the phylum Petalonamae Pflug 1972. It is similar to the genus Primocandelabrum, which is also
Parviscopa
Extinct genus of Ediacaran lifeform
of Pambikalbae Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Pambikalbae Jenkins and Nedin, 2007 Species:
Pambikalbae
Extinct genus of animal
B: Side view. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Genus: †Gigarimaneta Taylor et al, 2021 Species: †G. samsoni Binomial
Gigarimaneta
Genus of frond fossils
Primocandelabrum Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Primocandelabrum Hofmann, O'Brien & King
Primocandelabrum
Genus of frond-like lifeforms
Charnia masoni Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Family: †Charniidae Genus: †Charnia Ford, 1958 Type
Charnia
Extinct genus of sponge-like animals
as the oldest animal phylum (contrasting with the 'quilted' subphylum Petalonamae). If this is correct, Eocyathispongia is not phylogenetically a member
Eocyathispongia
Genus of rangeomorphs
C P T J K Pg N Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Arboreomorpha Genus: †Khatyspytia Fedonkin, 1985 Species: †K
Khatyspytia
Extinct species of frondose organism
in Newfoundland Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Trepassia Narbonne, Laflamme, Greentree
Trepassia
Genus of extinct Ediacaran lifeform
(=Arborea arborea) Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Arboreomorpha Genus: †Arborea Glaessner et Wade, 1966 Type species
Arborea_(genus)
Unidentified animal
C P T J K Pg N Scientific classification Kingdom: Animalia Phylum: †Petalonamae Genus: †Zolotytsia Fedonkin, 1981 Species: †Z. biserialis Binomial name
Zolotytsia
Genus of rangeomorphs
reconstruction of Bradgatia Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Family: †Charniidae Genus: †Bradgatia Boynton &
Bradgatia
Rare fossil frond-like rangeomorph
C P T J K Pg N Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Beothukis Brasier and Antcliffe, 2009 Type
Beothukis
Frondose Ediacaran fossil
in Newfoundland. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Rangeomorpha Genus: Fractofusus Gehling and Narbonne, 2007 Species:
Fractofusus_misrai
Taxon of frondose Ediacaran fossils
a rangeomorph Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Pflug, 1972 Subtaxa †Avalofractus †Broccoliforma
Rangeomorph
Extinct class of animals
Arborea arborea Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Arboreomorpha Erwin et al., 2011 Genera †Arborea †Akrophyllas
Arboreomorph
Plant fossil of the family rangeomorpha
Charnia masoni. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Family: †Charniidae Glaessner 1979 Type genus †Charnia
Charniidae
Genus of extinct Ediacaran lifeform
C. concentricus Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Arboreomorpha Genus: †Charniodiscus Ford, 1958 Species C. concentricus
Charniodiscus
Genus of fossil rangeomorphs
Bamforth & Narbonne Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Hapsidophyllas Bamforth and Narbonne, 2009
Hapsidophyllas
Extinct genus of invertebrates
Pg N Ediacaran Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Avalofractus Narbonne et al., 2009 Species:
Avalofractus
Fossil taxon
near Aus, Namibia. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Rangea Gürich Type species Rangea schneiderhoehni
Rangea
Extinct genus of invertebrates
plateauensis colony Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Genus: †Ernietta Species: †E. plateauensis Binomial
Ernietta
Extinct genus of animals
reflection, similar to other Ediacaran forms like the Proarticulata or Petalonamae, although the paper also notes that it is known that some chordate relatives
Burykhia
Multifoliate rangeomorph
Pg N Ediacaran Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Genus: †Hylaecullulus Kenchington, Dunn, & Wilby
Hylaecullulus
Extinct genus of invertebrates
basal ctenophore Scientific classification Kingdom: Animalia Phylum: †Petalonamae Genus: †Stromatoveris Shu et al. 2006 Species: †S. psygmoglena Binomial
Stromatoveris
Extinct genus of Ediacaran lifeform
C P T J K Pg N Scientific classification Kingdom: Animalia Phylum: †Petalonamae Clade: †Rangeomorpha Family: †Charniidae Genus: †Paracharnia Sun, 1986
Paracharnia
Extinct genus of marine invertebrates
Anthozoa, Ramellina was later included by him in 1985 into the phylum Petalonamae, which unites Ediacaran frondose organisms. List of Ediacaran genera
Ramellina
Ediacaran fossil
Museum, Frankfurt. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Genus: †Pteridinium Gürich, 1933 Species P. simplex
Pteridinium
Extinct animal of class Erniettomorpha
Nasepia altae. Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Genus: †Nasepia Germs, 1973 Species: †N. altae
Nasepia
mode and possible external digestion. A study on the fossil record of Petalonamae, their survival of the Ediacaran–Cambrian transition and the timing and
2022_in_paleontology
Extinct clade of fossils
an erniettomorph Scientific classification Kingdom: Animalia Phylum: †Petalonamae Class: †Erniettomorpha Pflug, 1972 Genera †Ernietta †Nasepia †Phyllozoon
Erniettomorph
Polish Paleontologist
385-396. Dzik, J. 1998b. Organic membraneous skeleton in the Vendian Petalonamae from Namibia. Geological Society of America Abstracts with Program, North-Central
Jerzy_Dzik
(2018), who interpret Stromatoveris as a member of early animal group Petalonamae that also included Arborea, Pambikalbae, rangeomorphs, dickinsoniomorphs
2018_in_paleontology
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