94 
Records of the Australian Museum (2012) Vol. 64 
Type locality. East of South Head, Port Jackson, New South 
Wales, Australia (33°50’S 151°18’E). 
Additional material examined. New South Wales. Male, 3.5 mm, dissected, 
1 slide, AM P.86564; 1 female specimen, 4.9 mm, dissected, 1 slide, AM 
P.86176; 20 specimens, AM P.22276, east of South Head, Port Jackson 
(33°50'S 151 0 18'E), 23 m, host sponge: Holopsamma flavus, February 
1973, coll. Australian Museum Shelf Benthic Survey; 1 SEM pin mounted 
specimen, AM P.78214, Port Jackson (33°49'S 151 °20'E), 25 m, host sponge: 
Holopsamma flavus, February 1973, coll. Australian Museum Shelf Benthic 
Survey; 1 SEM pin mounted specimen, AM P.78215, Port Jackson (33°49'S 
151°20'E), 25 m, host sponge: Holopsamma flavus, February 1973, coll. 
Australian Museum Shelf Benthic Survey; 20 specimens, AM P.22277, 
east of South Head, Port Jackson (33°50'S 151°18'E), 23 m, host sponge: 
Holopsamma flavus, February 1973, coll. Australian Museum Shelf Benthic 
Survey; 25 specimens, AM P.22280, east of North Head, Port Jackson 
(33°49’S 151 °20'E), 25 m, host sponge: Holopsamma flavus, February 1973, 
coll. Australian Museum Shelf Benthic Survey; 4 specimens, AM P.77138, 
southern end of Fighthouse Reef, Ulladulla (35°22’8"S 150°29'18''E), 16 
m, bryozoan, 30 April 1997, coll. P. B. Berents and K. B. Attwood (NSW 
1267); many specimens, AM P.77152,150 m east of Burrill Rocks, Ulladulla 
(35°23'24"S 150°28'10"E), 17 m, airlift over rock wall, 1 May 1997, 
coll. P. B. Berents, K. B. Attwood and A. Murray (NSW 1282); 1 a male 
specimen, 3.5 mm, dissected, 4 slides AM P.86177, 150 m east of Burrill 
Rocks, Ulladulla (35°23'24''S 150°28'10"E), 16 m, bryozoans Catenicella 
plagiostoma and Orthoscuticella sp., 1 May 1997, coll. P. B. Berents (NSW 
1284); 1 b female specimen, 3.1 mm, dissected, 1 slide, AM P.86178,150 m 
east of Burrill Rocks, Ulladulla (35°23'24"S 150°28'10"E), 16 m, bryozoans 
Catenicella plagiostoma and Orthoscuticella sp., 1 May 1997, coll. P. B. 
Berents (NSW 1284); many specimens, AM P.77154, 150 m east of Burrill 
Rocks, Ulladulla (35°23'24"S 150°28'10"E), 16 m, bryozoans Catenicella 
plagiostoma and Orthoscuticella sp.), 1 May 1997, coll. P. B. Berents (NSW 
1284); many specimens, AM P.77158,150 m east of Burrill Rocks, Ulladulla 
(35°23’24"S 150°28'10"E), 18 m, sponge and gorgonacean, 1 May 1997, 
coll. K. B. Attwood (NSW 1286); many specimens, AM P.77170, Halfway 
Reef, 200 m south of Sullivan Reef, Ulladulla (35°21'25"S 150°29'18"E), 
12 m, bryozoan under ledge, 3 May 1997, coll. P. B. Berents (NSW 1311); 
many specimens, AM P.77171, Halfway Reef, 200 m south of Sullivan 
Reef, Ulladulla (35°21'25"S 150 o 29'18"E), 12 m, bryozoan under ledge 
Margaretta barbata, 3 May 1997, coll. P. B. Berents (NSW 1315); 7 
specimens, AM P.86179, Clovelly Bay, Sydney (33°55.01'S 151°15.98'E), 
6 m, brown alga Sargassum sp., 16 December 1999, coll. R. Peart and K. 
Dempsey (syd-13, NSW 1692); 2 specimens, AM P.84129, Clovelly Bay, 
Sydney (33°55.01'S 151°15.98'E), 6 m, brown alga Sargassum sp., 16 
December 1999, coll. R. Peart and K. Dempsey (syd-14, NSW 1693); 1 
specimen, AM P.86180, Clovelly Bay, Sydney (33°55.01'S 151°15.98'E), 
6 m, Sargassum sp., 16 December 1999, coll. R. Peart and K. Dempsey 
(syd-15, NSW 1694); 3 specimens, AM P.86181, Clovelly Bay, Sydney 
(33°55.01'S 151°15.98'E), 6 m, brown alga, Sargassum sp., 16 December 
1999, coll. R. Peart and K. Dempsey (syd-17, NSW 1696); 5 specimens, AM 
P.86182, Clovelly Bay, Sydney (33°55.01’S 151°15.98’E), 6 m, brown alga 
Sargassum sp., 16 December 1999, coll. R. Peart and K. Dempsey, (syd-20, 
NSW 1699); 1 specimen, AM P.86186, Clovelly Bay, Sydney (33°55.01'S 
151 0 15.98'E), 6 m, brown alga Padina sp., 16 December 1999, coll. R. Peart 
and K. Dempsey (syd-22, NSW 1701); 1 specimen, AM P.86183, Clovelly 
Bay, Sydney (33°55.01'S 151 0 15.98'E), 6 m, fine brown weed., coll. R. Peart 
and K. Dempsey, 19 January 2000 (syd-35, NSW 1714); 2 specimens, AM 
P.86184, off HarbordBaths, Sydney (33°46.99’S, 15ri7.61'E), 5 m, mixed 
browns and Dictyota sp., coll. R. Peart and K. Dempsey, 18 January 2000 
(syd-26, NSW 1705); 2 specimens, AM P.86185, off Harbord Baths, Sydney, 
(33°46.99’S, 151°17.61'E), 5 m, mixed browns and Sargassum sp., coll. R. 
Peart and K. Dempsey, 18 January 2000 (syd-27; NSW 1706).— Western 
Australia, male, 4.0 mm, dissected, 1 slide, AM P.86187, Arthur Head, off 
end of South Mole, Fremantle (32°3’S 115°44’E), 6 m, orange gorgonacean, 
25 December 1983, coll. R. Springthorpe (WA 286); 50+ specimens, AM 
P.79827 many specimens, Arthur Head, off end of South Mole, Fremantle 
(32°3'S 115°44'E), 6 m, orange gorgonacean, 25 December 1983, coll. R. 
Springthorpe (WA 286); 2 specimens, South Mole, Port Harding Torbay, 
Fremantle (32°3'S 115°44'E), 6 m, spirorbid polychaete tubes, 25 December 
1983, coll. J. K. Fowry (WA 283); 1 specimens, NMV J57055,1 km offshore 
of Seven Mile Beach, north of Dongara (29°12'00"S 114°53"00'E), 8 m, 
27 April 1986 (SWA 100). 
Diagnosis. Head with weak hump. Gnathopod 1 propodus 
subrectangular, without robust setae. Gnathopod 2 basis 1.1 
times as long as broad; propodus subovate, palm subequal in 
length to propodus, shelf margin strongly crenulate, with one 
proximal and one distal palm defining tooth, without robust 
setae. Pereonites 3-4 dorsal carina narrow, produced evenly. 
Pereonite 5 dorsal carina narrow, produced posteriorly. 
Pereonites 6-7 dorsal carina broad, produced posteriorly. 
Pleonite 1 dorsal carina broad, produced evenly. 
