Eukrohniidae

Eukrohniidae is a family of sagittoideans in the order Phragmophora. It consists of a single genus, Eukrohnia von Ritter-Záhony, 1909.^[2]

Eukrohniidae
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chaetognatha
Class:	Sagittoidea
Order:	Phragmophora
Family:	Eukrohniidae Tokioka, 1965[1]
Genus:	Eukrohnia von Ritter-Záhony, 1909

History

The first species of Eukrohniidae, Eukrohnia hamata, was identified by Karl Möbius in 1875. The genus was named Eukrohnia by R. von Ritter-Záhony in 1909 after August David Krohn. The family was named Eukrohniidae by Takasi Tokioka in 1965.^[1] One of the species, Eukrohnia fowleri, is bioluminescent.^[3]

Species

• Eukrohnia bathyantarctica David, 1958^[4]
• Eukrohnia bathypelagica Alvariño, 1962^[5]
• Eukrohnia calliops McLelland, 1989^[6]
• Eukrohnia flaccicoeca Casanova, 1986^[7]
• Eukrohnia fowleri von Ritter-Záhony, 1909^[2]
• Eukrohnia hamata (Möbius, 1875)^[8]
• Eukrohnia kitoui Kuroda, 1981^[9]
• Eukrohnia macroneura Casanova, 1986^[7]
• Eukrohnia minuta Silas & Srinivasan, 1969^[10]
• Eukrohnia proboscidea Furnestin & Ducret, 1965^[11]
• Eukrohnia sinica Zhang & Chen, 1983

References

1. Tokioka, T. (1965). The taxonomical outline of Chaetognatha. Publications of the Seto Marine Biological Laboratory, 12, 335–357.
2. von Ritter-Za'hony, R. (1909). Die Chaetognathen der Gazelle-Expedition. Zoologischer Anzeiger, 34, 787–793.
3. Thuesen, E. V., Goetz, F. E. & Haddock, S. H. (2010). Bioluminescent organs of two deep-sea arrow worms, Eukrohnia fowleri and Caecosagitta macrocephala, with further observations on bioluminescence in chaetognaths. Biological Bulletin, 219(2), 100–111.
4. David, P. (1958). A new species of Eukrohnia from the southern Ocean with a note on fertilization. Proceedings of the Zoological Society of London, 131(4), 597–606.
5. Alvariño, A. (1962). Two new Pacific chaetognaths, their distribution and relationship to allied species. Bulletin of the Scripps Institution of Oceanography, 8(1), 1–50.
6. McLelland, J. A. (1989). Eukrohnia calliops, a new species of Chaetognatha from the northern Gulf of Mexico with notes on related species. Proceedings of the Biological Society of Washington, 102(1), 33–44.
7. Casanova, J. P. (1986). Deux nouvelles espe/'ces d'Eukrohnia (Chaetognathes) de l'Atlantique sudtropical africain. Bulletin de Muse'um National d'Histoire Naturelle, Paris, 4(8), 819–833.
8. Möbius, K. (1875). Vermes. Jahresbericht der Commission zur wissenschaftlichen Untersuchung der deutschen Meere in Kiel für die Jahre 1872, 1873, 2, 153–170.
9. Kuroda, K. (1981). A new chaetognath, Eukrohnia kitoui n. sp., from the entrance to Tokyo Bay. Publications of the Seto Marine Biological Laboratory, 26(1), 177–185.
10. Silas, E. & Srinivasan, M. (1969). A new species of Eukrohnia from the Indian Seas with notes on three other species of Chaetognatha. Journal of the Marine Biological Association of India, 10, 1–33.
11. Furnstein, M. & Ducret, F. (1965). Eukrohnia proboscidea, nouvelle espèce de Chaetognaths. Revue des Travaux de l'Institut des Pêches Maritimes, 29(3), 271–273.