Hyperoartia
E702543
Hyperoartia is a superclass of jawless, eel-like vertebrates that includes the lampreys, characterized by their toothed, funnel-like sucking mouths and primitive skeletal structures.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
taxonomic clade
ⓘ
vertebrate superclass ⓘ |
| characterizedBy |
eel-like body form
ⓘ
jawless condition ⓘ primitive skeletal structures ⓘ toothed funnel-like sucking mouth ⓘ |
| containsOrder | Petromyzontiformes NERFINISHED ⓘ |
| distinguishedFrom | Gnathostomata NERFINISHED ⓘ |
| formsCyclostomesWith | Myxini NERFINISHED ⓘ |
| hasBodyCovering | scaleless skin ⓘ |
| hasBodyPlan | elongated cylindrical body ⓘ |
| hasCirculatorySystem | closed circulatory system ⓘ |
| hasCommonName | hyperoartians NERFINISHED ⓘ |
| hasEndoskeleton | cartilage-based endoskeleton ⓘ |
| hasEyeType | well-developed lateral eyes in adults ⓘ |
| hasFeedingMode | parasitic in many lamprey species ⓘ |
| hasFossilRecord | Paleozoic NERFINISHED ⓘ |
| hasGillOpenings | multiple lateral gill pores ⓘ |
| hasHabitat |
freshwater environments
ⓘ
marine environments ⓘ |
| hasLarvalStage | ammocoete larvae in lampreys ⓘ |
| hasLifeHistoryTrait | often anadromous in lampreys ⓘ |
| hasLivingRepresentatives | Petromyzontiformes NERFINISHED ⓘ |
| hasMouthPosition | ventral oral disc ⓘ |
| hasNervousSystem | dorsal nerve cord ⓘ |
| hasReproduction | oviparous ⓘ |
| hasRespiration | gills ⓘ |
| hasSensoryStructure | single median nostril ⓘ |
| hasSkeleton | cartilaginous skeleton ⓘ |
| hasSkeletonType | notochord-based axial support ⓘ |
| hasTeethType | keratinous teeth on oral disc ⓘ |
| includes | lampreys ⓘ |
| infraphylum | Agnatha NERFINISHED ⓘ |
| isA |
group of cyclostomes
ⓘ
group of jawless vertebrates ⓘ |
| isExtant | true ⓘ |
| isJawlessVertebrateGroup | true ⓘ |
| isMorePrimitiveThan | Gnathostomata NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| lacks |
paired fins in most species
ⓘ
true jaws ⓘ |
| phylum | Chordata ⓘ |
| relatedTo | Myxini NERFINISHED ⓘ |
| studiedIn | vertebrate evolution ⓘ |
| subphylum | Vertebrata NERFINISHED ⓘ |
| taxonomicRank | superclass ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.