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

Figure 84. Aegiochus riwha sp. nov. I, J male paratype, NIWA 7934; remainder holotype. A, dorsal view; B, lateral view;
C, head; D, frons; E, frons, anterior view; F, pleotelson; G, pleotelson, posterior margin; H, sternite 7 showing penial openings;
I, antennule; J, antenna peduncle.
Pleopod 1 exopod .5 times as long as wide, distally
broadly rounded, lateral margin weakly convex,
mesial margin strongly convex, with PMS on distal
one-third; distally rounded, lateral margin strongly
concave, with PMS on distal one-third, mesial margin
42
with PMS on distal one-third; peduncle .6 times as
wide as long, mesial margin with 9 coupling hooks.
Pleopod 2 appendix masculina distally widest, 0.9 times
as long as endopod, distally bluntly rounded. Exopods
of pleopods –3 each with distolateral margin not digi-