Polyipnus és un gènere de peixos pertanyent a la família dels esternoptíquids.The Taxonomicon
Descripció Cos comprimit lateralment. Ulls dirigits lateralment. Boca vertical. Aleta dorsal adiposa. Quilla abdominal ben definida. Bufeta natatòria ben desenvolupada i plena de gas. Dors fosc i costats platejats.Marine Species Identification Portal
Hàbitat Viuen entre 50 i 400 m de fondària.
Distribució geogràfica Es troba a l'Atlàntic, l'Índic i el Pacífic. És absent de la Mediterrània.
Taxonomia Polyipnus aquavitus (Baird, 1971)Baird, R. C., 1971. The systematics, distribution, and zoogeography of the marine hatchetfishes (family Sternoptychidae). Bulletin of the Museum of Comparative Zoology v. 142 (núm. 1): 1-128. Polyipnus asper (Harold, 1994)Harold, A. S., 1994. A taxonomic revision of the sternoptychid genus Polyipnus (Teleostei: Stomiiformes) with an analysis of phylogenetic relationships. Bulletin of Marine Science v. 54 (núm. 2): 428-534. Polyipnus asteroides (Schultz, 1938)Schultz, L. P., 1938. Review of the fishes of the genera Polyipnus and Argyropelecus (Family Sternoptichidae), with descriptions of three new species. Proceedings of the United States National Museum v. 86 (núm. 3047): 135-155. Polyipnus bruuni (Harold, 1994) Polyipnus clarus (Harold, 1994) Polyipnus danae (Harold, 1990) Polyipnus elongatus (Borodulina, 1979)Borodulina, O. D., 1979. Composition of the species complex Polyipnus spinosus Günther (Sternoptychidae, Osteichtyes) with descriptions of three new species. Voprosy Ikhtiologii v. 19 (núm. 2): 198-208. Polyipnus fraseri (Fowler, 1934)Fowler, H. W., 1934. Descriptions of new fishes obtained 1907 to 1910, chiefly in the Philippine Islands and adjacent seas. Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933): 233-367. Polyipnus indicus (Schultz, 1961)Schultz, L. P., 1961. Revision of the marine silver hatchetfishes (family Sternoptychidae). Proceedings of the United States National Museum v. 112 (núm. 3449): 587-649. Polyipnus inermis (Borodulina, 1981)Borodulina, O. D., 1981. On a new species of the genus Polylipnus -- Polyipnus inermis Borodulina (Sternoptychidae) from the Southeast Pacific Ocean. Voprosy Ikhtiologii v. 21 (núm. 3): 556-558. Polyipnus kiwiensis (Baird, 1971) Polyipnus laternatus (Garman, 1899) Polyipnus latirastrus (Last & Harold, 1994)Last, P. R. & Harold, A. S., 1994. Polyipnus latirastrus n. sp., a new and unusual hatchetfish (Stomiiformes: Sternoptychidae) from the western Pacific. Copeia 1994 (núm. 1): 210-215. Polyipnus limatulus (Harold & Wessel, 1998)Harold, A. S., Wessel, J. H., III & Johnson, R. K., 1998. A new species of Polyipnus (Teleostei: Stomiiformes) from the western Indian Ocean, with comments on sternoptychid ecology. Proceedings of the Biological Society of Washington v. 111 (núm. 4): 942-953. Polyipnus matsubarai (Schultz, 1961) Polyipnus meteori (Kotthaus, 1967)Kotthaus, A., 1967. Fische des Indischen Ozeans. Meteor Forschungsergebnisse. Reihe D, Biologie Núm. 1: 1-84. Polyipnus nuttingi (Gilbert, 1905)Gilbert, C. H., 1905. II. The deep-sea fishes of the Hawaiian Islands. A: The aquatic resources of the Hawaiian Islands. Bulletin of the U. S. Fish Commission v. 23 (pt 2) (for 1903): 577-713, Pls. 66-101. Polyipnus oluolus (Baird, 1971) Polyipnus omphus (Baird, 1971) Polyipnus ovatus (Harold, 1994) Polyipnus parini (Borodulina, 1979) Polyipnus paxtoni (Harold, 1989)Harold, A. S., 1989. A new species of Polyipnus (Stomiiformes: Sternoptychidae) from the Coral Sea, with a revised key to the species of the Polyipnus spinosus complex. Copeia 1989 (núm. 4): 871-876. Polyipnus polli (Schultz, 1961)Schultz, L. P., 1961. Revision of the marine silver hatchetfishes (family Sternoptychidae). Proceedings of the United States National Museum v. 112 (núm. 3449): 587-649. Polyipnus ruggeri (Baird, 1971) Polyipnus soelae (Harold, 1994) Polyipnus spinifer (Borodulina, 1979) Polyipnus spinosus (Günther, 1887)Günther, A., 1887. Report on the deep-sea fishes collected by H. M. S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H. M. S. Challenger v. 22 (pt 57): i-lxv + 1-268, Pls. 1-66. Polyipnus stereope (Jordan & Starks, 1904)Jordan, D. S. & Starks, E. C., 1904. List of fishes dredged by the steamer Albatross off the coast of Japan in the summer of 1900, with descriptions of new species and a review of the Japanese Macrouridae. Bulletin of the U. S. Fish Commission v. 22 (1902): 577-630, Pls. 1-8. Polyipnus surugaensis (Aizawa, 1990)Aizawa, M., 1990. A new species of Polyipnus (Stomiiformes, Sternoptychidae) from Suruga Bay, Japan. Japanese Journal of Ichthyology v. 37 (núm. 2): 95-97. Polyipnus tridentifer (McCulloch, 1914)McCulloch, A. R., 1914. Report on some fishes obtained by the F. I. S. "Endeavour" on the coasts of Queensland, New South Wales, Victoria, Tasmania, South and South-western Australia. Part II. Biological Results Endeavour v. 2 (pt 3): 77-165, Pls. 13-34. Polyipnus triphanos (Schultz, 1938) Polyipnus unispinus (Schultz, 1938)BioLib AQUATABCatalogue of Life World Register of Marine Species FishBase UNEP-WCMC Species Database
Costums Algunes espècies són migradores verticals, d'altres no.
Referències
Bibliografia Fritzsche, R. A., 1982. Osteichthyes. A: Parker, S.P., Synopsis and Classification of Living Organisms, vol. 2. McGraw-Hill, Nova York: 858-944. Harold, A. S., 1994: A taxonomic revision of the sternoptychid genus Polyipnus (Teleostei: Stomiiformes) with an analysis of phylogenetic relationships. Bulletin of Marine Science v. 54 (núm. 2): 428-534.