Loricifera
E405694
Loricifera are tiny, sediment-dwelling marine invertebrates known for their protective lorica (armor-like casing) and for including species that can live entirely without oxygen.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Loricifera canonical | 3 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
phylum
ⓘ
taxon ⓘ |
| bodySize | 0.05–0.7 mm ⓘ |
| cellBiologyFeature |
lack of typical mitochondria in some species
ⓘ
presence of mitochondrion-derived organelles in some species ⓘ |
| clade | Cycloneuralia ⓘ |
| commonName | loriciferans ⓘ |
| contains |
genus Nanaloricus
ⓘ
genus Pliciloricus ⓘ multiple described genera and species ⓘ |
| describedBy | Reinhardt Kristensen ⓘ |
| distribution | worldwide oceans ⓘ |
| ecologicalRole |
component of meiofauna
ⓘ
participant in benthic nutrient cycling ⓘ |
| etymology | name refers to lorica, an armor-like casing ⓘ |
| feedingType |
benthic detritivore
ⓘ
microbial grazer ⓘ |
| foundIn |
Levantine Basin
ⓘ
surface form:
L’Atalante Basin
Mediterranean deep hypersaline anoxic basins ⓘ |
| habitat |
marine environment
ⓘ
sea floor sediment ⓘ |
| hasCharacteristic |
armor-like cuticular casing
ⓘ
bilateral symmetry ⓘ chitinous cuticle ⓘ complex life cycle ⓘ direct development ⓘ introvert with scalids ⓘ microscopic size ⓘ molting ⓘ pseudocoelomate or acoelomate body organization ⓘ segmented lorica ⓘ separate sexes ⓘ sexual reproduction ⓘ |
| kingdom | Animalia ⓘ |
| larvalType | Higgins larva ⓘ |
| lifestyle | meiobenthic ⓘ |
| livesIn | interstitial spaces between sediment grains ⓘ |
| notableFor |
adaptation to hypersaline anoxic basins
ⓘ
first known multicellular animals with a fully anaerobic lifestyle ⓘ presence of species that live entirely without oxygen ⓘ |
| oxygenRequirement | some species are obligately anaerobic ⓘ |
| oxygenTolerance | some species die when exposed to oxygen ⓘ |
| reproductiveMode | oviparous ⓘ |
| researchSignificance |
important for phylogeny of Ecdysozoa
ⓘ
important for understanding animal life in anoxic environments ⓘ |
| sisterGroupOf |
Kinorhyncha
ⓘ
Priapulida ⓘ |
| superphylum | Ecdysozoa ⓘ |
| yearDescribed | 1983 ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.