Artedidraconidae

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Artedidraconidae
Artedidraco loennbergi

Artedidraco loennbergi

Systematics
Acanthomorphata
Spinefish (Acanthopterygii)
Perch relatives (Percomorphaceae)
Order : Perch-like (Perciformes)
Subordination : Antarctic fish (Notothenioidei)
Family : Artedidraconidae
Scientific name
Artedidraconidae
Eakin , 1988

The Artedidraconidae (in honor of Peter Artedi , and Gr .: drako = dragon) are a family of Antarctic fish (Notothenioidei). They live on the bottom of the Southern Ocean .

features

The fish are elongated, the bullheads similar ground dwellers and are four to 34 centimeters long. Your body is flaky. They have two clearly separated dorsal fins , the first is short and supported by one to seven flexible fin spines. The mouth can be turned forward (protractile). They have a goatee on their lower jaw . The gill cover is covered with hump-like spines, the gill membranes have grown together over a large area on the gill isthmus. The species of the Artedidraconidae have 33 to 41 vertebrae and four or five hypuralia (bones of the caudal skeleton).

Systematics

The Artedidraconidae were formerly assigned as a subfamily to the Antarctic predatory fish (Harpagiferidae), but were then raised to family rank. But they form a monophyletic clade with the Harpagiferidae and are their sister group .

Genera and species

Artedidraco orianae
Dolloidraco longedorsalis
Histiodraco velifer
Pogonophryne barsukovi , male
Pogonophryne immaculata , female
Pogonophryne tronio

literature

Web links

Commons : Artedidraconidae  - collection of images, videos and audio files