Vetigastropoda
E428246
Vetigastropoda is a major clade of mostly marine gastropod mollusks that includes many primitive sea snails characterized by often nacreous shells and distinctive anatomical features.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Vetigastropoda canonical | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
clade
ⓘ
gastropod clade ⓘ taxon ⓘ |
| characterizedBy |
nacreous shells
ⓘ
primitive anatomical features ⓘ slit or hole in shell in many species ⓘ |
| class | Gastropoda ⓘ |
| considered | primitive gastropod lineage ⓘ |
| domain | Eukaryota ⓘ |
| feedingType |
algal grazers
ⓘ
mostly grazers ⓘ |
| hasCirculatorySystem | open circulatory system ⓘ |
| hasDiversity | many extant families ⓘ |
| hasFossilRecord | Paleozoic to Recent ⓘ |
| hasMantleCavity | anterior or lateral in many species ⓘ |
| hasNervousSystem | ganglionic nervous system ⓘ |
| hasSensoryOrgan | osphradium in mantle cavity ⓘ |
| hasSymmetry | bilateral symmetry (secondarily modified) ⓘ |
| hasTrait |
archaeogastropod-like morphology
ⓘ
bipectinate ctenidia in many species ⓘ often nacreous inner shell layer ⓘ rhipidoglossan radula in many species ⓘ |
| higherClassification | clade Vetigastropoda within Gastropoda ⓘ |
| includes |
abalones
ⓘ
keyhole limpets ⓘ pleurotomarioid snails ⓘ sea snails ⓘ slit snails ⓘ top snails ⓘ |
| isMostly | marine ⓘ |
| kingdom | Animalia ⓘ |
| larvalStage |
trochophore
ⓘ
veliger ⓘ |
| partOf | clade Heterobranchia+Caenogastropoda+Vetigastropoda+others (Gastropoda) ⓘ |
| phylum | Mollusca NERFINISHED ⓘ |
| recognizedBy |
molecular phylogenetics
ⓘ
morphological characters ⓘ |
| reproduction | mostly external fertilization ⓘ |
| shellComposition | aragonite ⓘ |
| shellForm |
sometimes limpet-like
ⓘ
usually coiled ⓘ |
| shellMicrostructure | nacreous ⓘ |
| subclass | Vetigastropoda ⓘ |
| taxonRank | clade ⓘ |
| typicalHabitat |
coral reefs
ⓘ
deep-sea habitats ⓘ marine benthic environments ⓘ rocky substrates ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.