Pterosagitta draco

Taxon-Order: 

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Distribution: 
Circumglobal 40°N and 40°S; oceanic, cosmopolitan species of warm temperate regions.
Habitat: 
Epipelagic and mesopelagic.
Size: 
11-16 mm
Diet: 
Small crustaceans such as copepods.
Useful Facts or Characters: 

Large collarette present even in young specimens. They are hermaphrodites, each bearing paired ovaries and testes.