Dipulus norfolkanus Machida 1993


Dipulus norfolkanus. Source: John E. Randall. License: CC by Attribution-NonCommercial


Cite this page as:
Bray, D.J. 2018, Dipulus norfolkanus in Fishes of Australia, accessed 18 May 2022, https://fishesofaustralia.net.au/home/species/4068

Dipulus norfolkanus Machida 1993

More Info


Distribution

Endemic to the Australian Territory of Norfolk Island in the Tasman Sea.

Features

Dorsal fin 86-104; Anal fin 56-65; Vertebrae 13-16 + 31-35 = 45-49. 
Body elongate; D/A 36-42, V/A 17-19; spine on maxilla positioned behind rear tip of eye; exposed opercular spine straight; lower lip with skin folds; otoliths pointed anteriorly and rounded posteriorly, postdorsal angle sharp, pronounced.
Scales absent; no supraorbital pore behind eye; lower preopercular pores 3, non-tubular; posterior infraorbital pores 2.
Single pair of pseudoclaspers large, curved, broad club-shaped; penis about half the length of pseudoclaspers, with hook at tip.

Species Citation

Dipulus norfolkanus Machida 1993, Japanese Journal of Ichthyology 40(1): 43, figs. 1-2. Type locality: Cascade Rocks, Norfolk Island, 0-0.5 m, 29°15'S, 167°58'E.

Author

Bray, D.J. 2018

Resources

Australian Faunal Directory

Dipulus norfolkanus Machida 1993

References


Francis, M. 1993. Checklist of the coastal fishes of Lord Howe, Norfolk, and Kermadec Islands, southwest Pacific Ocean. Pacific Science 47(2): 136-170 figs 1-2 

Machida, Y. 1993. Dipulus norfolkanus, a new shallow-water bythitid fish from Australia (Ophidiiformes). Japanese Journal of Ichthyology 40(1): 43-46 

Møller, P.R., Knudsen, S.W., Schwarzhans, W. & Nielsen, J.G. 2016. A new classification of viviparous brotulas (Bythitidae) – with family status for Dinematichthyidae – based on molecular, morphological and fossil data. Molecular Phylogenetics and Evolution 100: 391-408. https://doi.org/10.1016/j.ympev.2016.04.008

Møller, P.R. & Schwarzhans, W. 2006. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-west Pacific. Part II. Dermatopsis, Dermatopsoides and Dipulus with description of six new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 22: 39-76 

Nielsen, J.G., Cohen, D.M., Markle, D.F. & Robins, C.R. 1999. Ophidiiform Fishes of the World. An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform species known to date. FAO Fisheries Synopsis No. 125 Vol. 18. 178 pp.

Quick Facts


Behaviour:Nocturnal

Depth:0-15 m

Habitat:Reef associated

Max Size:7.3 cm SL

Native:Endemic

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