Plate 1 issued from : C.B. Wilson in Bull. U.S. National Museum, 100, 14 (4), 1950. [Pl.7, Figs.63-67]. Female (from 12°3'30''S, 77°49'30''W): 63, habitus (dorsal); 64, idem (lateral left side); 65, rostral filaments; 66, A2; 67, Md.
Nota: Head and 1st thoracic segment fused, 4th and 5th separated dorsally, but fused on the ventral surface. Cephalothorax 2-times as long as the rest of the metasome and the urosome combined. Forehead triangular, apex sharp. Urosome 4-segmented, less than 1/8 as long as the metasome. Abdomen 3-segmented, about the same length, much wider than long. Caudal rami twice as long as wide, somewhat divergent. Exopod of A2 7-segmented, each of the two basal segments with 2 setae. Md palp twice the length of the mandibular blade; the tooth at each end is acute. Mxp 8-segmented with 6, 3, 2, 3, 4, 3, 3, 3, 2 setae respectively, begining at the base. P5 lacking.
Plate 2 issued from : C.B. Wilson in Bull. U.S. National Museum, 100, 14 (4), 1950. [Pl.7, Figs.68-69]. Male: 68, urosome (lateral left side); 69, P5.
Distribution
NZ: 4
Distribution map of Eucalanus muticus by geographical zones
Fleminger (1973) does not report this species, nor any author subsequent to the descriptor. Fleminger regards this species as a junior synonym of Eucalanus inermis (in Brinton & al., 1986, p.228, Table 1: Rem.);
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