Planche 1 issued from : E.L. Markhaseva in Trudy Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.40, Fig.24]. Female; From different specimens; Gn: genital segment; RiP1: endopodite of first leg. Ce, Th5 & Abd: from 44°25'N, 149°10'E; Gn: from 44°20'N, 150°33'E; other figures: from 45°43'N, 153°20'E.
Planche 2 issued from : E.L. Markhaseva in Trudy Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.41, Fig.25]. Female (from 45°43'N, 153°20'E) & Male (from 43°52'N, 149°49'E). R: rostrum (anterior); P.md: mandibular palp
Planche 3 issued from : G.D. Grice & K. Huisemann in Proc. U.S. natn. Mus., 1967, 122 (3583). [p.49, Figs.39-45]. Female (from Indian Ocean): 39, habitus (dorsal); 40, idem (lateral right side); 41, A2; 42, Mx2; 43, Mxp; 44, P1; 45, P2 (terminal spine on exopod broken off).
Nota: Head and 1st thoracic segment incompletely separate, 4th and 5th separate.Rostrum distinct, rami separated by deep invagination. Frontal organ prominent and visible in dorsal view. A1 exceeds furca by last 2 segments.
Planche 4 Issued from : E.H. Wheeler, Jr in Smiths. Contr. Zool., 1970, 55. [p.20, Figs.29-30]. Female (from 37°12'N, 69°39W): 29, habitus (dorsal); 30, forehead (ventral view).
Planche 5Aetideopsis retusa female: 1 - Endopod of P1 with external lobe. 2 - Posterior corners of last thoracic segment not wing-like, not divergent (dorsal view). Genital segment (dorsal view) barrel-like without lateral swellings. 3 - Crest absent. 1st and 2nd external spines of exopod segments 1 and 2 of P1 exceeding base of next spine. 4 - Endopod of P2 2-segmented (though separartion between segments may be incomplete). Points of last thioracic segment reaching the midlength of geniral segment (or exceeding it). 5 - Anterior part of cephalon (lateral view) fairly smoothly transforming into rostrum, not prominent over base of rostrum. 6 -Rostrum well developed, rami not close-spaced slightly divergent. 7 -Proximal part of Mxp protopodite (externally) with well visible projection. 8 - Endopodal segment 2 of Md with 9 (8 terminal and 1 posterior) setae. A1 as long as or longer than body. Body length < 3.0 mm.
Planche 6Aetideopsis retusa male: 1 - Points of last thoracic segment exceeding posterior border of urosomal segment 1. 2 - Endopod of P1 with external lobe. 3 - Rostral rami spaced closely, slightly divergent. 4 - Genital segment no more than half shorter than urosomal segment 2. Body length < 3.0 mm.