The Marine Fauna of New Zealand: Isopoda, Aegidae (Crustacea)

Figure 110. Rocinela leptopus sp. nov. Holotype. A, dorsal view; B, lateral view; C, head, dorsal view ; D, frons;
E, pleonites 2–5, lateral margin; F, antennule; G, antenna peduncle.
surface without 2 sub-median depressions, dorsal
surface smooth; lateral margins convex, posterior
margin narrowly rounded, with 4 RS (distalmost RS
ventrally directed).
Antennule peduncle article 3 . times as long as
combined lengths of articles and 2, 3.5 times as long
as wide; flagellum with 6 articles, extending to anterior
of pereonite . Antenna peduncle article 3 .4 times as
long as article 2, . times as long as wide; article 4 .7
times as long as article 3, .9 times as long as wide, inferior
margin with 0 plumose setae, and simple seta
(possibly with more setae as some are clearly missing);
article 5 .2 times as long as article 4, 3.0 times as long
as wide, inferior margin with 3 setae, anterodistal angle
with cluster of 4 short simple setae; flagellum with 13
articles, extending to middle of pereonite .
Frontal lamina longer than greatest width, anteriorly
acute.
Mandible molar process distinct flat lobe; palp article
2 with 2 marginal distolateral setae, and 2 long distolateral
setae; palp article 3 with 24 setae. Maxillule with 6
RS ( large, 5 slender, serrate). Maxilla mesial lobe with
2 hooked RS; lateral lobe with 2 hooked RS. Maxilliped
palp article distomesial angle with RS; article 2 with
3 hooked RS; article 3 with 2 hooked RS.
Pereopod 1 basis 3.2 times as long as greatest width;
ischium 0.6 times as long as basis, inferior margin with 0
RS, superior distal margin with 2 setae; merus inferior
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