Elasmobranchii


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Noun1.Elasmobranchii - sharksElasmobranchii - sharks; rays; dogfishes; skates  
Chondrichthyes, class Chondrichthyes - cartilaginous fishes
elasmobranch, selachian - any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates
family Hexanchidae, Hexanchidae - primitive sharks
family Lamnidae, Lamnidae - oceanic sharks
Cetorhinidae, family Cetorhinidae - in some older classifications considered the family of the basking sharks
Alopiidae, family Alopiidae - thresher sharks
family Orectolobidae, Orectolobidae - nurse sharks and carpet sharks
Carchariidae, family Carchariidae, family Odontaspididae, Odontaspididae - sand sharks; in some classifications coextensive with family Carcharhinidae
family Rhincodontidae, Rhincodontidae - small-toothed sharks comprising only one species
family Scyliorhinidae, Scyliorhinidae - small bottom-dwelling sharks
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 Triakidae, Triakidae - small sharks with smooth skins and lacking spines on their dorsal fins
family Squalidae, Squalidae - dogfishes having a spine in each dorsal fin
family Sphyrnidae, Sphyrnidae - hammerhead sharks; bonnethead sharks
family Squatinidae, Squatinidae - bottom-dwelling ray-like sharks
order Torpediniformes, Torpediniformes - rays with bodies shaped like torpedoes
Batoidei, order Batoidei, order Rajiformes, Rajiformes - fish with dorsoventrally flattened bodies; includes: rays; skates; guitarfishes; sawfishes
class - (biology) a taxonomic group containing one or more orders
References in periodicals archive ?
Diversity and biogeographic affinities of sharks, rays and chimaeras (Chondrichthyes: Elasmobranchii, Holocephali) of Mexico.
1996: Catalogue of Cuban Fossil Elasmobranchii (Paleocene to Pliocene) and Paleogeographic Implications of their Lower to Middle Occurrence.
Reproduction and Population aspects of the yellownose skate, Dipturus chilensis (Pisces, Elasmobranchii.
Although, some specimens of cartilaginous fish could be identified to the order of Lamniformes (mackerel sharks), these were collapsed into the sub-class of Elasmobranchii (sharks, rays and skates) for the statistical analysis to increase NISP and MNI sample sizes (richness counts, or the number of taxa, for each phase are based on the collapsed Elasmobranchii category).
Kingdom Animalia Phylum Chordata Class Chondrichthyes Subclass Elasmobranchii Superorder Batoideo OrderRajiformes Families Anacanthobatidae Plesiobatidae Dasyatidae Potamotrygonidae Gymnuridae Rajidae Hexatrygonidae Rhinobatidae Myliobatidae Urolophiidae Table 2: Antibiotics used in the treatment of uncomplicated infections and wound prophylaxis.
The GenBank taxonomy database currently comprises DNA sequences from more than 50,000 species, of which more than 9600 are vertebrate species, including 110 Elasmobranchii and 80 Cetacea.
The Chondrichthyes are represented by two subclasses: Holocephali and Elasmobranchii.
The largest members of the shark subclasses Selachii and Elasmobranchii have the biggest teeth - they can be over a foot long.