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Iceland catshark

From Wikipedia, the free encyclopedia
Species of shark

Iceland catshark
Scientific classificationEdit this classification
Domain:Eukaryota
Kingdom:Animalia
Phylum:Chordata
Class:Chondrichthyes
Subclass:Elasmobranchii
Division:Selachii
Order:Carcharhiniformes
Family:Pentanchidae
Genus:Apristurus
Species:
A. laurussonii
Binomial name
Apristurus laurussonii
(Sæmundsson, 1922)
Range of the Iceland catshark
Synonyms

Apristurus maderensisCadenat & Maul, 1966
Apristurus atlanticusKoefoed, 1927
Scylliorhinus atlanticusKoefoed, 1927
Scyllium laurussoniiSæmundsson, 1922

TheIceland orIcelandic catshark (Apristurus laurussonii) is aspecies ofshark, belonging to thefamilyPentanchidae, the deepwater catsharks. This catshark is found in the westernAtlantic, fromMassachusetts,Delaware, and the northernGulf of Mexico, as well as the eastern Atlantic fromIceland, southwesternIreland, theCanary Islands,Madeira,South Africa, and between 67 and11°N. They are found in depths of 550 to 1450 meters near or at the bottom over upper continental slopes.

Etymology

[edit]

The catshark was named in honor of Sæmundsson’s friend Gísli Lárusson (1865–1935), a goldsmith, a watchmaker, farmer and nature enthusiast, for his support of the study ofIcelandic fishes.[2]

Description

[edit]

It has a relatively slender body, tapering slightly toward the head. It has a broad and somewhat long, bell-shaped snout. It has short gill slits, and adults have small eyes. The first and second dorsal fins are almost the same size. It is dark brown with no prominent markings. It reaches a maximum size of around 67 cm. The average size ranges from 50 cm to 60 cm. Its diet consists ofsquid, bony fish, marine worms (such as thelugworm orclam worm), andcrustaceans, includinglobster,shrimp, andcrabs.

References

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  1. ^Kulka, D.W.; Cotton, C.F.; Anderson, B.; Crysler, Z.; Herman, K.; Dulvy, N.K. (2020)."Apristurus laurussonii".IUCN Red List of Threatened Species.2020: e.T44216A124430838.doi:10.2305/IUCN.UK.2020-3.RLTS.T44216A124430838.en. Retrieved18 November 2021.
  2. ^Christopher Scharpf & Kenneth J. Lazara (22 September 2018)."Order CARCHARHINIFORMES (Ground Sharks): Families PENTANCHIDAE, SCYLIORHINIDAE, PROSCYLLIIDAE, PSEUDOTRIAKIDAE, LEPTOCHARIIDAE, TRIAKIDAE, HEMIGALEIDAE, CARCHARHINIDAE and SPHYRNIDAE".The ETYFish Project Fish Name Etymology Database. Christopher Scharpf and Kenneth J. Lazara. Archived fromthe original on 27 January 2016. Retrieved18 January 2022.
ExtantScyliorhinidae species
Apristurus
Asymbolus
Atelomycterus
Aulohalaelurus
Bythaelurus
Cephaloscyllium
Cephalurus
Figaro
Galeus
Halaelurus
Haploblepharus
Holohalaelurus
Parmaturus
Pentanchus
Poroderma
Schroederichthys
Scyliorhinus
Apristurus laurussonii


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