SUBCLASS SELACHII

• SUBCLASS SELACHII (noun)
  The noun SUBCLASS SELACHII has 1 sense:

1. sharks; rays; dogfishes; skates

  Familiarity information: SUBCLASS SELACHII used as a noun is very rare.

• SUBCLASS SELACHII (noun)

Meaning:

Sharks; rays; dogfishes; skates

Classified under:

Nouns denoting animals

Synonyms:

Elasmobranchii; Selachii; subclass Elasmobranchii; subclass Selachii

Hypernyms ("subclass Selachii" is a kind of...):

class ((biology) a taxonomic group containing one or more orders)

Meronyms (members of "subclass Selachii"):

Batoidei; order Batoidei; order Rajiformes; Rajiformes (fish with dorsoventrally flattened bodies; includes: rays; skates; guitarfishes; sawfishes)

order Torpediniformes; Torpediniformes (rays with bodies shaped like torpedoes)

family Squatinidae; Squatinidae (bottom-dwelling ray-like sharks)

family Sphyrnidae; Sphyrnidae (hammerhead sharks; bonnethead sharks)

family Squalidae; Squalidae (dogfishes having a spine in each dorsal fin)

family Triakidae; Triakidae (small sharks with smooth skins and lacking spines on their dorsal fins)

Carcharhinidae; family Carcharhinidae (largest family of living sharks; found worldwide especially in tropical waters; dorsal fin lacks spines: requiem sharks including tiger sharks and soupfin sharks)

family Scyliorhinidae; Scyliorhinidae (small bottom-dwelling sharks)

family Rhincodontidae; Rhincodontidae (small-toothed sharks comprising only one species)

Carchariidae; family Carchariidae; family Odontaspididae; Odontaspididae (sand sharks; in some classifications coextensive with family Carcharhinidae)

family Orectolobidae; Orectolobidae (nurse sharks and carpet sharks)

Alopiidae; family Alopiidae (thresher sharks)

Cetorhinidae; family Cetorhinidae (in some older classifications considered the family of the basking sharks)

family Lamnidae; Lamnidae (oceanic sharks)

family Hexanchidae; Hexanchidae (primitive sharks)

elasmobranch; selachian (any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates)

Holonyms ("subclass Selachii" is a member of...):

Chondrichthyes; class Chondrichthyes (cartilaginous fishes)