{{Short description|Family of marine worms}} {{Automatic taxobox | image = Image extracted from http dx.doi.org 10.11646 zootaxa.3717.3.2 (13377074804).jpg | image_alt = "Archeterokrohnia docrickettsae" holotype. A, lateral view; B, dorsal view; C, dorsal view, after 4 months preservation. Scale bar: 2 mm. | image_caption = ''[[Archeterokrohnia docrickettsae]]'' [[holotype]]. A, [[Anatomical terms of location#Medial and lateral|lateral]] view; B, [[Anatomical terms of location#Dorsal and ventral|dorsal]] view; C, dorsal view, after 4 months preservation. Scale bar: 2&nbsp;mm. | taxon = Heterokrohniidae | authority = Casanova, 1985<ref name="Casanova86">Casanova, J. (1986). ''Archeterokrohnia rubra'' n. gen., n. sp., nouveau Chaetognathe abyssal de l'Atlantique nord-africain: description et position systématique, hypothèse phylogénétique. ''Bulletin du Muséum National d'Histoire Naturelle, Paris'', (4)8(A), 185–194.</ref> }}

'''Heterokrohniidae''' is a [[Family (taxonomy)|family]] of [[sagittoidea]]ns in the [[Order (biology)|order]] [[Phragmophora]].

==Genera== *''[[Archeterokrohnia]]'' <small>Casanova, 1986</small><ref name=Casanova86 /> *''[[Heterokrohnia]]'' <small>von Ritter-Záhony, 1911</small><ref name=Ritter>von Ritter-Záhony, R. (1911). Revision der Chatognathen. ''Deutsche Südpolar Expedition, 1901–1903'', 13, 1–71.</ref> *''[[Xenokrohnia]]'' <small>Casanova, 1993</small><ref name=Casanova92 >Casanova, J. (1992). A new genus and species of deep-sea chaetognath from the Bay of Biscal with a strange ventral secretory gland. ''Journal of Natural History'', 27(2), 445–455.</ref>

==References== {{Reflist}}

{{Taxonbar|from=Q2167882}}

[[Category:Chaetognatha]] [[Category:Protostome families]]

{{Chaetognatha-stub}}