Gnathia masca Farquharson and Smit, 2012

N, Jörundur Svava R S S O & Bruce, Niel L., 2012, New and little-known gnathiid isopod crustaceans (Cymothoida) from the northern Great Barrier Reef and the Coral Sea, Zootaxa 3380, pp. 1-33 : 21

Gnathia masca Farquharson and Smit, 2012

Gnathia masca Farquharson and Smit, 2012 in Farquharson et al. 2012: 23 , figs 1A–G, 2A–C, 3A–E, 6A, B, 10A.

Material examined. Lizard Island: 2 3, 2 Ƥ, North Point, 14.64567°S, 145.45325°E, 14 April 2008, 10– 14 m, loose coral rubble, CReefs stn CGLI 025B, coll. M. Błażewicz-Paszkowycz (MTQ W14123). 1 3, 2 Ƥ, off Mermaid Cove, North Point, ‘Washing Machine’, 14.64064°S, 145.45365°E, 18 April 2008, 15 m, CReefs stn CGLI 0 39, coll. M. Błażewicz-Paszkowycz (MTQ W14123). 3 3, 3 Ƥ, McGillivray’s Reef, 14.38567°S, 145.46710°E, 18 April 2008, smooth rubble, 18 m, CReefs stn CGLI 040A, coll. M. Schlacher & T. Hendricks (MTQ W14130). 6 3, 2 Ƥ, patch reef in lagoon entrance in from Seabird Islet, 14.68900°S, 145.46710°E, 19 April 2008, small rubble, dead coral, 15 m, CReefs stn CGLI 041E, coll. N.L. Bruce & M. Błażewicz-Paszkowycz (3 3 MTQ W14125; 3 3 IMNH 2727).

Outer barrier reefs: 3 3, Day Reef, 14.50525°S, 145.5612°E, 22 February 2009, outer reef front, coral rubble, 27–29 m, CReefs stn LIZ09 17A, coll. S. Smith & J. Caley (MTQ W31100). 1 3, Yonge Reef, 14.57972°S, 145.61010°E, 20 April 2008, pass, 17– 15 m, dead Acropora head, 17 m, CReefs stn CGLI 046A, coll. M. Błażewicz-Paszkowycz (MTQ W14126). 8 3, Yonge Reef, 14.57972°S, 145.61010°E, 20 April 2008, pass, 17– 15 m, silty dead coral, CReefs stn CGLI 046B, coll. M. Błażewicz-Paszkowycz (MTQ W14127). 3 3, 1 Ƥ, Yonge Reef, 14.57972°S, 145.61010°E, 20 April 2008, passage, 17– 15 m, rubble, 15 m, CReefs stn CGLI 046C, coll. M. Błażewicz-Paszkowycz (MTQ W14128). 3 3, 1 Ƥ, Yonge Reef, 14.60694°S, 145.62310°E, 20 April 2008, back reef, rubble, 10 m, CReefs stn CGLI 047C, coll. M. Błażewicz-Paszkowycz (MTQ W14129).

Remarks. This species is common around Lizard Island and adjacent outer reefs; found mainly in coral rubble at depths between 10 and 29 metres.

Distribution. Lizard Island region.