Descriptions of new Borneo sharks and rays 1 A new wobbegong shark, Orectolobus leptolineatus sp. nov. 2UHFWRORELIRUPHV2UHFWRORELGDH IURPWKH:HVWHUQ&HQWUDO3DFL¿F Peter R. Last, John J. Pogonoski & William T. White CSIRO Marine & Atmospheric Research, Wealth from Oceans Flagship, GPO Box 1538, Hobart, TAS, 7001, AUSTRALIA ABSTRACT.— A new Orectolobus species, collected from the Indo-Malay Archipelago and western North 3DFL¿FLVGHVFULEHGDQG¿JXUHGIURPVSHFLPHQVFROOHFWHGLQHDVWHUQ,QGRQHVLDOrectolobus leptolineatus sp. nov., a medium-sized wobbegong reaching about 120 cm TL, is characterised by a striking colour SDWWHUQRI¿QHYHUPLFXODWLRQVEDQGVVDGGOHVDQGRFHOOL,WKDVEHHQFRQIXVHGZLWKDYHU\VLPLODUFRQJHQHU O. japonicus, from which it differs mainly in morphometrics and coloration, found in the Japanese Archipelago. Species previously referred to as Orectolobus japonicus likely form a complex of very closely UHODWHGZHVWHUQ3DFL¿FVSHFLHVWKDWUHTXLUHIXUWKHUPRUSKRORJLFDODQGPROHFXODUH[DPLQDWLRQWRHOXFLGDWH their taxonomic complexity. Key words: Orectolobus leptolineatus – new species – Orectolobiformes – wobbegong shark – Western &HQWUDO3DFL¿F PDF contact:
[email protected] INTRODUCTION females, Goto combined the data of juveniles and adults. Last & Chidlow (2008) demonstrated that wobbegongs Wobbegong sharks (F. Orectolobidae) are represented in FDQ GLVSOD\ VLJQL¿FDQW RQWRJHQHWLF GLIIHUHQFHV ZKLFK WKH ,QGR±3DFL¿F E\ WKUHH JHQHUD DQG YDOLG QRPLQDO can lead to large ranges for morphometric features (e.g. species (Last et al., 2008; Corrigan & Beheregaray, 2009): GRUVDO¿QKHLJKW WKDWFDQEHPLVVHGLIVL]HVRILQGLYLGXDOV Eucrossorhinus dasypogon (Bleeker, 1867); Orectolobus are not taken into account. ÀRULGXV Last & Chidlow, 2008; O. halei Whitley, 1940; O. hutchinsi Last, Chidlow & Compagno, 2006; 6KHQ ¿JXUHG WZR VSHFLHV RI Orectolobus from O. japonicus Regan, 1906; O. maculatus (Bonnaterre, 7DLZDQ DQG DOWKRXJK ERWK LGHQWL¿FDWLRQV DUH QRZ 1788); O. ornatus (De Vis, 1883), O. parvimaculatus incorrect, the presence of two forms in Taiwan is Last & Chidlow, 2008; O.