Casanova, 1996

Description
Hooks: 12; anterior teeth: 15-17; posterior teeth: 18-20.
Maximum adult body length: 19 mm; tail: 54 %.
Body slender and firm; transversal musculature on trunk; head fairly wide; hooks not serrated. Fin bridge absent; one pair of short lateral fins both on trunk and tail; lateral fins fully rayed, rounded. Collarette short; gut diverticula absent; no eyes. Seminal vesicles conical; position of seminal vesicles: touching neither posterior fins nor tail fin. Ovaries long, thin; ova small. Adhesive papillae present; adhesive organs with adhesive appendages absent; apical glands absent. Vestibular organs simple with small papillae; apical gland cell complex present; neck canals present.

Distribution: benthopelagic; North Atlantic.

Remarks: 2 specimens from about 1800 m and 2200 m.

Type locality: 33°17'N, 118°37'W.

Phylum Chaetognatha
Order Aphragmophora
Family Spadelliidae
Genus Hemispadella
Species dauvini

Status in World Register of Marine Species

Accepted name: Hemispadella dauvini Casanova, 1996

Sorry, there are no scientific synonyms and common names available for this species

Sorry, there are no literature references available for this species.

Sorry, there are no other images or audio/video clips available for this species.

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