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Male
Antennae. First: Like female, but flagellum of 8 segments, strongly bristled patch on inferodistal margin, 1st 4 main flagellar segments with large stalked radially striated calceoli arising 1/2 along. Second: Third and 4th segments as in female, but fine bristle patch superodistally on 3rd, tract of bristles across superior surface of 4th; 5th inferiorly convex and widest distally, inferodistally rounded with 6 or so small setae, slightly longer than 4th, 2 spines with 4 calceoli on superior margin, 2 or 3 plumose-tipped setae beside each; the 31 flagellar seg-
![Thumbnail: [Volume 81, 1953 page 593]](/journals/rsnz/images/rsnz_81/thumbnails/rsnz_81_04_0718_0593_ac_02.gif)
ments long and narrow, 1st 4 with calceolus and pair of setae superodistally, after that calceoli on alternate segments.
Gnathopods. Like female, slightly fewer spines, palms in both defined by strong spine, inside it an acute palmar tooth.
Peraeopods. Fewer spines than in female; pr. 5 propod lacks spines anteriorly.
Uropods. First: Peduncle inner dorsal margin has 3 spines, outer has 1; 4 spines on each dorsal margin of inner ramus, 1 small spine on outer. Second: Inner dorsal margin of peduncle has 7 spines, inner ramus 3. Third: Like female but both margins of rami plumose; 2nd segment of outer ramus very short, 2 plumose setae terminally. Telson: Reaches end of 3rd uropod peduncle, 1 large spine on outer distal margin, small seta each side.
Localities. Female from sandbank, Quarantine Island, Otago Harbour, 19/1/53, coll D.E.H; male attracted to light, small jetty, Portobello Aquarium (near same sandbank), 31/1/53, coll. Dr. E. J. Batham; Otago Harbour, surface, 24/11/04, 9 p.m., surface net, (Chilton Collection); Auckland Islands (Stephensen, 1927).
Hypotypes. Slides P.31, female; P. 32, male; personal collection.