Priapulida, the Glossary
Priapulida (priapulid worms, from Gr. πριάπος, priāpos 'Priapus' + Lat. -ul-, diminutive), sometimes referred to as penis worms, is a phylum of unsegmented marine worms.[1]
Table of Contents
72 relations: Acanthopriapulus, Ancalagon (worm), Anoxic waters, Archaeopriapulida, Arthropod, Burgess Shale, Cambrian, Chaetostephanidae, Chitin, Circulatory system, Coelom, Corynetis, Crown group, Ecdysozoa, Echiura, Ectoderm, Fieldia (worm), Flatworm, Ganglion, Gastrointestinal tract, Gephyrea, Gonochorism, Halicryptus, Hemerythrin, Hydrogen sulfide, Kinorhyncha, Loricifera, Louisella, Markuelia, Meiobenthos, Meiopriapulus, Nematode, Nematoida, Nematomorpha, Nephridium, Nephrozoa, Nervous system, Onychophora, Organ (biology), Ottoia, Palaeoscolecid, Pambdelurion, Panarthropoda, Penis, Phagocytosis, Pharynx, Phylum, Polychaete, Priapulidae, Priapulimorphida, ... Expand index (22 more) »
- Ecdysozoa phyla
- Extant Pennsylvanian first appearances
Acanthopriapulus
Acanthopriapulus is a genus of priapulids belonging to the family Priapulidae.
See Priapulida and Acanthopriapulus
Ancalagon (worm)
Ancalagon minor is an extinct priapulid worm known from the Cambrian Burgess Shale.
See Priapulida and Ancalagon (worm)
Anoxic waters
Anoxic waters are areas of sea water, fresh water, or groundwater that are depleted of dissolved oxygen.
See Priapulida and Anoxic waters
Archaeopriapulida
Archaeopriapulida is a group of priapulid worms known from Cambrian lagerstätte.
See Priapulida and Archaeopriapulida
Arthropod
Arthropods are invertebrates in the phylum Arthropoda.
Burgess Shale
The Burgess Shale is a fossil-bearing deposit exposed in the Canadian Rockies of British Columbia, Canada.
See Priapulida and Burgess Shale
Cambrian
The Cambrian is the first geological period of the Paleozoic Era, and the Phanerozoic Eon.
Chaetostephanidae
Maccabeus is the sole genus of seticoronarian priapulid worms.
See Priapulida and Chaetostephanidae
Chitin
Chitin (C8H13O5N)n is a long-chain polymer of ''N''-acetylglucosamine, an amide derivative of glucose.
Circulatory system
The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate.
See Priapulida and Circulatory system
Coelom
The coelom (or celom) is the main body cavity in many animals and is positioned inside the body to surround and contain the digestive tract and other organs.
Corynetis
Corynetis is a genus of archaeopriapulid known from the Chengjiang biota, and a senior synonym of Anningvermis multispinosus.
Crown group
In phylogenetics, the crown group or crown assemblage is a collection of species composed of the living representatives of the collection, the most recent common ancestor of the collection, and all descendants of the most recent common ancestor.
See Priapulida and Crown group
Ecdysozoa
Ecdysozoa is a group of protostome animals, including Arthropoda (insects, chelicerata (including arachnids), crustaceans, and myriapods), Nematoda, and several smaller phyla.
Echiura
The Echiura, or spoon worms, are a small group of marine animals. Priapulida and Echiura are extant Pennsylvanian first appearances.
Ectoderm
The ectoderm is one of the three primary germ layers formed in early embryonic development.
Fieldia (worm)
Fieldia (named after American businessman and financier Cyrus W. Field) is a genus of worms known from the Cambrian Burgess Shale, and assigned to the priapulids.
See Priapulida and Fieldia (worm)
Flatworm
The flatworms, flat worms, Platyhelminthes, or platyhelminths (from the Greek πλατύ, platy, meaning "flat" and ἕλμινς (root: ἑλμινθ-), helminth-, meaning "worm") are a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrates.
Ganglion
A ganglion (ganglia) is a group of neuron cell bodies in the peripheral nervous system.
Gastrointestinal tract
The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus, stomach, and intestines.
See Priapulida and Gastrointestinal tract
Gephyrea
Gephyrea is a now-dismantled class of marine worms, containing the three modern taxa Echiura, Sipuncula, and Priapulida.
Gonochorism
In biology, gonochorism is a sexual system where there are two sexes and each individual organism is either male or female.
See Priapulida and Gonochorism
Halicryptus
Halicryptus is the sole genus of its class of priapulid worms, and grows to great size.
See Priapulida and Halicryptus
Hemerythrin
Hemerythrin (also spelled haemerythrin; blood, red) is an oligomeric protein responsible for oxygen (O2) transport in the marine invertebrate phyla of sipunculids, priapulids, brachiopods, and in a single annelid worm genus, Magelona.
See Priapulida and Hemerythrin
Hydrogen sulfide
Hydrogen sulfide is a chemical compound with the formula.
See Priapulida and Hydrogen sulfide
Kinorhyncha
Kinorhyncha (I move, ῥύγχος "snout") is a phylum of small marine invertebrates that are widespread in mud or sand at all depths as part of the meiobenthos. Priapulida and Kinorhyncha are ecdysozoa phyla.
See Priapulida and Kinorhyncha
Loricifera
Loricifera (from Latin, lorica, corselet (armour) + ferre, to bear) is a phylum of very small to microscopic marine cycloneuralian sediment-dwelling animals with 43 described species. Priapulida and Loricifera are ecdysozoa phyla.
Louisella
Louisella is a genus of worm known from the Middle Cambrian Burgess Shale.
Markuelia
Markuelia is a genus of fossil worm-like bilaterian animals allied to Ecdysozoa and known from strata of Lower Cambrian to Lower Ordovician age containing five species.
Meiobenthos
Meiobenthos, also called meiofauna, are small benthic invertebrates that live in marine or freshwater environments, or both.
See Priapulida and Meiobenthos
Meiopriapulus
Meiopriapulus is a genus of worms belonging to the family Tubiluchidae.
See Priapulida and Meiopriapulus
Nematode
The nematodes (or; Νηματώδη; Nematoda), roundworms or eelworms constitute the phylum Nematoda.
Nematoida
Nematoida is a clade of pseudocoelomate free living or parasitic animals.
Nematomorpha
Nematomorpha (sometimes called Gordiacea, and commonly known as horsehair worms, hairsnakes, or Gordian worms) are a phylum of parasitoid animals superficially similar to nematode worms in morphology, hence the name. Priapulida and Nematomorpha are ecdysozoa phyla.
See Priapulida and Nematomorpha
Nephridium
The nephridium (plural nephridia) is an invertebrate organ, found in pairs and performing a function similar to the vertebrate kidneys (which originated from the chordate nephridia).
Nephrozoa
Nephrozoa is a proposed major clade of bilaterian animals.
Nervous system
In biology, the nervous system is the highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body.
See Priapulida and Nervous system
Onychophora
Onychophora (from ονυχής,, "claws"; and φέρειν,, "to carry"), commonly known as velvet worms (due to their velvety texture and somewhat wormlike appearance) or more ambiguously as peripatus (after the first described genus, Peripatus), is a phylum of elongate, soft-bodied, many-legged animals. Priapulida and Onychophora are ecdysozoa phyla.
See Priapulida and Onychophora
Organ (biology)
In a multicellular organism, an organ is a collection of tissues joined in a structural unit to serve a common function.
See Priapulida and Organ (biology)
Ottoia
Ottoia is a stem-group archaeopriapulid worm known from Cambrian fossils.
Palaeoscolecid
The palaeoscolecids are a group of extinct ecdysozoan worms resembling armoured priapulids.
See Priapulida and Palaeoscolecid
Pambdelurion
Pambdelurion is an extinct genus of panarthropod from the Cambrian aged Sirius Passet site in northern Greenland.
See Priapulida and Pambdelurion
Panarthropoda
Panarthropoda is a proposed animal clade containing the extant phyla Arthropoda, Tardigrada (water bears) and Onychophora (velvet worms).
See Priapulida and Panarthropoda
Penis
A penis (penises or penes) is a male sex organ that is used to inseminate female or hermaphrodite animals during copulation.
Phagocytosis
Phagocytosis is the process by which a cell uses its plasma membrane to engulf a large particle (≥ 0.5 μm), giving rise to an internal compartment called the phagosome.
See Priapulida and Phagocytosis
Pharynx
The pharynx (pharynges) is the part of the throat behind the mouth and nasal cavity, and above the esophagus and trachea (the tubes going down to the stomach and the lungs respectively).
Phylum
In biology, a phylum (phyla) is a level of classification or taxonomic rank below kingdom and above class.
Polychaete
Polychaeta is a paraphyletic class of generally marine annelid worms, commonly called bristle worms or polychaetes.
Priapulidae
Priapulidae is the canonical family of priapulid worms, comprising Priapulus and Priapulosis as well as the Carboniferous genus Priapulites.
See Priapulida and Priapulidae
Priapulimorphida
Priapulimorphida is the sole order within the Priapulimorpha, one of the three extant Priapulid classes. Priapulida and Priapulimorphida are extant Pennsylvanian first appearances.
See Priapulida and Priapulimorphida
Priapulites
The fossil taxon Priapulites is the earliest-known crown-group priapulid, and is closely related to the Priapulidae.
See Priapulida and Priapulites
Priapulus
Priapulus is a genus of worms belonging to the family Priapulidae.
Priapulus caudatus
Priapulus caudatus known as the cactus worm, is a marine invertebrate belonging to the phylum Priapulida.
See Priapulida and Priapulus caudatus
Priapus
In Greek mythology, Priapus (Πρίαπος) is a minor rustic fertility god, protector of livestock, fruit plants, gardens, and male genitalia.
Proboscis
A proboscis is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate.
Respiratory pigment
A respiratory pigment is a metalloprotein that serves a variety of important functions, its main being O2 transport.
See Priapulida and Respiratory pigment
Respiratory system
The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for gas exchange in animals and plants.
See Priapulida and Respiratory system
Salinity
Salinity is the saltiness or amount of salt dissolved in a body of water, called saline water (see also soil salinity).
Scalidophora
Scalidophora is a group of marine pseudocoelomate ecdysozoans that was proposed on morphological grounds to unite three phyla: the Kinorhyncha, the Priapulida and the Loricifera.
See Priapulida and Scalidophora
Scolecofurca
Scolecofurca is a genus of stem-group priapulid worm dating from the Middle Cambrian period approximately 505 million years ago.
See Priapulida and Scolecofurca
Selkirkia
Selkirkia is a genus of predatory, tubicolous priapulid worms known from the Middle Cambrian Burgess Shale, Ogygopsis Shale, Puncoviscana Formation and the Early Ordovician Fezouata Formation.
Sense
A sense is a biological system used by an organism for sensation, the process of gathering information about the surroundings through the detection of stimuli.
Sipuncula
The Sipuncula or Sipunculida (common names sipunculid worms or peanut worms) is a class containing about 162 species of unsegmented marine annelid worms.
Small carbonaceous fossil
Small carbonaceous fossils (SCFs) are sub-millimetric organic remains of organisms preserved in sedimentary strata.
See Priapulida and Small carbonaceous fossil
Tactopoda
Tactopoda or Arthropodoidea is a proposed clade of ecdysozoan animals that includes the phyla Tardigrada and Euarthropoda, supported by various morphological observations.
Tardigrade
Tardigrades, known colloquially as water bears or moss piglets, are a phylum of eight-legged segmented micro-animals.
Trace fossil
A trace fossil, also known as an ichnofossil (from ἴχνος ikhnos "trace, track"), is a fossil record of biological activity by lifeforms but not the preserved remains of the organism itself.
See Priapulida and Trace fossil
Treptichnus
Treptichnus (formerly named Phycodes, Manykodes by J. Dzik, and also known as TrichophycusSee e.g.) is the preserved burrow of an animal.
See Priapulida and Treptichnus
Tubiluchidae
Tubiluchidae is one of the two families of priapulimorphidan priapulid worms.
See Priapulida and Tubiluchidae
University of Bristol
The University of Bristol is a red brick Russell Group research university in Bristol, England.
See Priapulida and University of Bristol
Worm
Worms are many different distantly related bilateral animals that typically have a long cylindrical tube-like body, no limbs, and usually no eyes.
Xiaoheiqingella
Xiaoheiqingella is a taxon of priapulid known from the Chengjiang biota; synonymous with Yunnanpriapulus, and thought to belong to the priapulid crown group.
See Priapulida and Xiaoheiqingella
See also
Ecdysozoa phyla
Extant Pennsylvanian first appearances
- Amblypygi
- Amniote
- Beetle
- Ceratodontiformes
- Chiridotidae
- Conifer
- Diapsid
- Diplura
- Dragonfly
- Echiura
- Eupelycosauria
- Eureptilia
- Hemiptera
- Holometabola
- Isopoda
- Mayflies
- Mayfly
- Neoptera
- Octopodiformes
- Octopus
- Odonatoptera
- Phreatoicidea
- Phrynidae
- Priapulida
- Priapulimorphida
- Pterygota
- Remipedia
- Reptile
- Ricinulei
- Sauropsida
- Silverfish
- Solifugae
- Sphenacodontia
- Sphenacodontoidea
- Spider
- Synapsida
- Tetrapulmonata
- Textularia
- Triops
- Uropygi
- Zygentoma
References
[1] https://en.wikipedia.org/wiki/Priapulida
Also known as Penis worm, Penis worms, Priapula, Priapulid, Priapulid worm, Priapulids, Priapuloidea, Pripaulida.
, Priapulites, Priapulus, Priapulus caudatus, Priapus, Proboscis, Respiratory pigment, Respiratory system, Salinity, Scalidophora, Scolecofurca, Selkirkia, Sense, Sipuncula, Small carbonaceous fossil, Tactopoda, Tardigrade, Trace fossil, Treptichnus, Tubiluchidae, University of Bristol, Worm, Xiaoheiqingella.