Heteronardoa carinata (Koehler, 1910)

Figure 10A–D

Koehler 1910: 165 (as Nardoa).

Koehler 1910: 168; Fisher 1919: 383 (as Nardoa squamulosa).

H.L. Clark 1921: 56; A.M. Clark 1967: 186 (as Certonardoa carinata).

H.L. Clark 1921: 56 (as Certonardoa squamulosa).

Macan 1938: 408 (as Narcissia mohamedi).

Hayashi 1973a: 6; 1973b: 65 (as Heteronardoa sagamina).

Rowe 1976: 86; Jangoux 1986: 134 (as Heteronardoa).

Comments. Heteronardoa was reviewed by Rowe (1976), who recognized two species, Heteronardoa carinata, which possessed adradial plates extending to the arm tip and Heteronardoa diamintinae which was characterized by an incomplete series of adradial plates and a higher number of furrow spines.

Occurrence. Gulf of Aden, Arabian Sea, Maldives, Seychelles, Solomon Islands, Andaman Islands, off northwestern Australia, Aru Islands, Philippines, Macassar Strait, Indonesia, Japan. New Caledonia, Coral Sea. 31– 252 m.

Material examined. MNHN IE-2013-5988. New Caledonia, 19º03′67″S, 163º 28′05″E, 358– 252 m. Coll. BATHUS 4, St. 936, 8 Aug. 1996, 1 wet spec. R =6.6, r=1.0. MNHN IE-2013-12143. New Caledonia, 19º8′54.5388″S, 163º29′22.812″E, 170– 190 m. Coll. BATHUS 4, st. 932, 8 Aug. 1996. 1 wet spec. R =6.6, r=1.4. MNHN IE-2013- 9388. New Caledonia, 22°41′S, 167°4′E to 22°40 ′S, 167°3′E, 181– 240 m. Coll. KANACONO, DW 4726, 20 Aug. 2016, 1 wet spec. R =8.1, r=1.1.