Placozoa

GPTKB entity

Statements (49)
Predicate Object
gptkbp:instanceOf phylum
gptkbp:bodyPlan simple
gptkbp:cellLayers two
gptkbp:cellType epithelial
fiber cell
gland cell
lipophil cell
gptkbp:cellularOrganization multicellular
gptkbp:circulatorySystem absent
gptkbp:conservationStatus not evaluated
gptkbp:describedBy gptkb:Franz_Eilhard_Schulze
gptkbp:digestiveSystem absent
gptkbp:distribution worldwide
gptkbp:domain gptkb:Eukaryota
gptkbp:ecologicalRole grazer of biofilms
gptkbp:excretion absent
gptkbp:features simplest known free-living animals
gptkbp:feedingType external digestion
gptkbp:firstDescribed 1883
gptkbp:fossil absent
gptkbp:genomeSequenced gptkb:Trichoplax_adhaerens
gptkbp:genomeSize ~98 Mb (Trichoplax adhaerens)
gptkbp:habitat gptkb:marine
gptkbp:hasSpecies gptkb:Trichoplax_adhaerens
https://www.w3.org/2000/01/rdf-schema#label Placozoa
gptkbp:kingdom gptkb:Animalia
gptkbp:locatedOnChromosome 12 (Trichoplax adhaerens)
gptkbp:motility ciliary gliding
gptkbp:muscleCells absent
gptkbp:nervousSystem absent
gptkbp:notableSpecies gptkb:Trichoplax_adhaerens
gptkb:Hoilungia_hongkongensis
gptkb:Polyplacotoma_mediterranea
gptkbp:numberOfCellTypes 4
gptkbp:phylogeneticPosition basal metazoan
gptkbp:range 0.5–3 mm
gptkbp:relatedTo gptkb:Bilateria
gptkb:Ctenophora
gptkb:Cnidaria
gptkb:Porifera
gptkbp:reproduction asexual
sexual
gptkbp:respiration absent
gptkbp:studiedBy model organism for early animal evolution
gptkbp:symmetry asymmetrical
gptkbp:tissueOrganization lacks true tissues
gptkbp:bfsParent gptkb:Eumetazoa
gptkb:Metazoa
gptkbp:bfsLayer 6