Hagen & Kapp, 1986

Description
Hooks: 17-18; anterior teeth: 6-8; posterior teeth: 0-1.
Maximum adult body length: 13 mm; tail: 56 %.
Body firm opaque; transversal musculature on trunk and tail; head wide; hooks not serrated. Fin bridge absent; one pair of medium length lateral fins both on trunk and tail; lateral fins partially rayed, very few fin rays, rounded. Collarette absent; gut diverticula absent; eyes absent. Seminal vesicles conical; position of seminal vesicles: touching posterior fins separated from tail fin. Ovaries very short; ova fairly small. Adhesive papillae and adhesive organs absent. Vestibular organs small with one row of papillae; apical gland cell complex present; neck canals absent.

Distribution: bathypelagic.

Remarks: 1 specimen found between 1000 and 2350 m in the Antarctic Ocean (Atlantic sector).

Type locality: 60°49.2'S, 55°11.4'W.

Phylum Chaetognatha
Order Aphragmophora
Family Heterokrohniidae
Genus Heterokrohnia
Species longicaudata

Status in World Register of Marine Species

Synonym of Archeterokrohnia longicaudata (Hagen & Kapp, 1986)

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

Hagen, W. & H. Kapp, 1986. Heterokrohnia longicaudata, a new species of Chaetognatha from Antarctic waters. Polar Biologie, 5: 181-183.

Kapp, H., 1991. Archeterokrohnia Casanova, 1986, a junior synonym of Heterokrohnia Ritter-Zahony, 1911 (Chaetognatha), with a review of the species of Heterokrohnia. Helgolander Meeresuntersuchingen, 45: 237-252.

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

No distribution map was available at OBIS the last time we checked. Retry now.

You can continue searching for Heterokrohnia longicaudata on one of these Web sites:

Fauna Europaea (animals) | IOPI (plants) | NCBI (genetic)

Google | Yahoo | MSN | Wikipedia