Chlorophthalmus vulcanus, a new species of greeneye from La Réunion, southwestern Indian Ocean (Teleostei: Chlorophthalmidae)



The Réunion greeneye Chlorophthalmus vulcanus n. sp. is described from La Réunion, southwestern Indian Ocean, based on a specimen collected in 2003 off the west coast of the island at 300-400 m depth. The species is characterized by the combination of the following characters: total dorsal-fin rays 11, total anal-fin rays 8; total pectoral-fin rays 15; hump absent before dorsal fin; one small, rounded projection on lower jaw symphysis; teeth on outmost patches of lower jaw very small; teeth on tongue absent; gill rakers 4+18; head length 31.3% of SL; snout length 8.3% of SL; horizontal orbit diameter 12.3% of SL; snout length in horizontal orbit diameter 1.5; upper jaw length 12.6% of SL; predorsal fin length 36.5% of SL; prepectoral fin length 32.1% of SL; lateral-line scales 57; scale rows above lateral line 5; pectoral-fin length 30.4% of SL; first pelvic-fin ray situated under 6th dorsal-fin ray. An identification key to the species of Chlorophthalmus is presented.


Greeneye, Chlorophthalmidae, New species, Mascarenes, Identification key, Geographical distribution.

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Alcock A.W. 1894. Natural history notes from H. M. Indian marine survey steamer Investigator, Commander C. F. Oldham, R.N., commanding. Series II., No. 11. An account of a recent collection of bathybial fishes from the Bay of Bengal and from the Laccadive Sea. Journal of the Asiatic Society of Bengal 63(2): 115-137.

Bauchot M.-L. 1987. Chlorophthalmidae. Eperlans. In: W. Fischer, M.-L. Bauchot, M. Schneider (Eds.). Fiches FAO d’identification des espèces pour les besoins de la pêche. Méditerranée et Mer Noire - Zone de Pêche 37. Volume 2: Vertébrés. FAO, Rome. pp: 1043-1046.

Bineesh K.K., Akhilesh K.V., Gomon M.F., Abdussamad E.M., Pillai N.G.K., Gopalakrishnan A. 2014. Redescription of Chlorophthalmus corniger, a senior synonym of Chlorophthalmus bicornis (family: Chlorophthalmidae). Journal of Fish Biology 84: 513-522.

Bonaparte C.L. 1840. Iconografia della fauna italica per le quattro classi degli animali vertebrati. Tomo III. Pesci. Roma, fasc. 27-29, puntata 136-154.

Fricke R. 2020. References in Eschmeyer’s catalog of Fishes, electronic version (3 February 2020). San Francisco, CA (California Academy of Sciences). Available at fishcatmain.asp (last accessed 9 February 2020).

Fricke R., Eschmeyer W.N. 2020. Guide to fish collections in Eschmeyer’s catalog of Fishes, electronic version (3 February 2020). San Francisco, CA (California Academy of Sciences). Available at /research/ichthyology/catalog/collections.asp (last accessed 9 February 2020).

Fricke R., Eschmeyer W.N., van der Laan R. 2020. Eschmeyer’s catalog of Fishes, electronic version (3 February 2020). San Francisco, CA (California Academy of Sciences). Available at ichthyology/catalog/fishcatmain.asp (last accessed 9 February 2020).

Fricke R., Mulochau T., Durville P., Chabanet P., Tessier E., Letourneur Y. 2009. Annotated checklist of the fish species (Pisces) of La Réunion, including a Red List of threatened and declining species. Stuttgarter Beiträge zur Naturkunde A, Neue Serie 2: 1-168.

Fujiwara K., Wada H., Motomura H. 2019. A new species of the greeneye genus Chlorophthalmus (Teleostei: Chlorophthalmidae) from the central North Pacific. Zootaxa 4555(3): 396-406.

Garman S. 1899. Fishes. In: Reports on an exploration off the west coasts of Mexico, Central and South America, and off the Galapagos Islands ... by the U. S. Fish Commission steamer "Albatross," during 1891 ... No. XXVI. Memoirs of the Museum of Comparative Zoology 24: 1-431.

Gilbert C.H., Cramer F. 1897. Report on the fishes dredged in deep water near the Hawaiian Islands, with descriptions and figures of twenty-three new species. Proceedings of the United States National Museum, 19(1114): 403-435.

Gilchrist J.D.F. 1904. Descriptions of new South African fishes. Marine Investigations in South Africa 3, 1-16.

Gomon M.F. 2015. Family Chlorophthalmidae. In: C.D. Roberts, A.L. Stewart, C.D. Struthers (eds.). The fishes of New Zealand. Volume 2. Wellington. pp: 547-550.

Goode G.B. 1881. Fishes from the deep water on the south coast of New England obtained by the United States Fish Commission in the summer of 1880. Proceedings of the United States National Museum 3(177): 467-486.

Hiyama Y. 1940. Descriptions of two new species of fish, Raja tobitukai and Chlorophthalmus acutifrons. Japanese Journal of Zoology 9(1): 169-173.

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 United States Fish Commission 22(for 1902): 577-630.

Kamohara T. 1953. A review of the fishes of the family Chlorophthalmidae found in the waters of Japan. Japanese Journal of Ichthyology 3(1): 1-6.

Kobyliansky S.G. 2013. Two new species of green eyes of the genus Chlorophthalmus (Chlorophthalmidae, Aulopidae) from the continental slope and submarine rises of the western tropical part of the Indian Ocean. Voprosy Ikhtiologii, 53 (4), 381-388. [In Russian. English translation appeared in Journal of Ichthyology 53(6): 373-379.

Kotlyar A.N., Parin N.V. 1986/ Two new species of Chlorophthalmus (Osteichthyes, Myctophiformes, Chlorophthalmidae) from submarine mountain ridges in the south-eastern part of the Pacific Ocean. Zoologicheskii Zhurnal 65(3): 369-377. [In Russian, English summary.]

Kuronuma K., Yamaguchi M. 1941. Description of a new iniomid fish from Choshi, Japan. Dobutsugaku Zasshi 53(5): 272-274.

Laan R. van der., Eschmeyer W.N., Fricke R. 2014. Family-group names of recent fishes. Zootaxa 3883(2): 1-230.

Mead G.W. 1958. Three new species of archibenthic iniomous fishes from the western North Atlantic. Journal of the Washington Academy of Sciences 48(11): 362-372.

Mead G.W. 1966. Family Chlorophthalmidae. In: Fishes of the northwestern Atlantic Ocean. Memoirs of the Sears Foundation on Marine Research 1(5): 162-189.

Merrett N.R. 1990. Chlorophthalmidae (Chlorophthalminae). In: J.-C. Quéro, J.-C. Hureau, C. Karrer, A. Post, L. Saldanha (eds.). Check-list of the fishes of the eastern tropical Atlantic. Volume 1. UNESCO, Paris etc. pp: 351-352.

Nelson J.S., Grande T.C., Wilson M.V.H. 2016. Fishes of the world. Fifth edition. John Wiley and sons, Hoboken, N.J.: 707 p.

Okamura O. 1984. Chlorophthalmus acutifrons. In: O.Okamura, T. Kitajima (eds.). Fishes of the Okinawa Trough and the adjacent waters. Volume 1. Tokyo. pp: 171-347.

Okamura O. 1985. Chlorophthalmus nigromarginatus Kamohara. In: O. Okamura (ed.). Fishes of the Okinawa Trough and the adjacent waters. Volume 2. Tokyo. pp: 647-753.

Okamura O., Doi M. 1984. Chlorophthalmus pectoralis Okamura et Doi, spec. nov. In: O. Okamura, T. Kitajima (eds.). Fishes of the Okinawa Trough and the adjacent waters. Volume 1. Tokyo. pp: 173-175.

Poll M. 1953. Poissons. 3. Résultats Scientifiques d’Exploration Océanographique Belge de l’Afrique et du Atlantique Sud, Bruxelles 4(2): 1-258.

Randall J.E. 2007. Reef and shore fishes of the Hawaiian Islands. Sea Grant College Program, University of Hawai'i, Honolulu. 546 p.

Sato T., Nakabo T. 2002. Paraulopidae and Paraulopus, a new family and genus of aulopiform fishes with revised relationships within the order. Ichthyological Research 49(1): 25-46.

Shcherbachev Yu.N. 1981. Preliminary review of the Indian Ocean Chlorophthalmidae (Myctophiformes). [In Russian.] In: N.V. Parin (ed.), Fishes of the open ocean. Moscow (for 1980). pp: 47-67.

Thompson B.A. 2003. Chlorophthalmidae. Greeneyes. In: K.E. Carpenter (ed.). The living marine resources of the Western Central Atlantic. Volume 2: Bony fishes part 1 (Acipenseridae to Grammatidae). FAO species identification guide for fishery purposes and American Society of Ichthyologist and Herpetologists Special Publication. pp: 915-916.


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