Chascanopsetta megagnatha Amaoka & Parin, 1990 (Fig. 4)
Copeia 1990 (3): 717, fig. 1.
Current status: Chascanopsetta megagnatha Amaoka & Parin, 1990
Holotype: ZIN 48686 Pacific Ocean, 24 o 56′S, 88 o 32′W, 564–580 m, RV «Professor Shtokman», tr. 20, station 1964, 30.04.1987, collector N.V.Parin
Paratypes: ZIN 48687 (8) Pacific Ocean, 25 o 33′S, 89 o 11′W, 563–590 m, RV «Professor Shtokman», station 1976, 01.05.1987, collector N.V.Parin.
Remarks: One paratype specimen was sent to the USNM (USNM 427245) and one specimen – to the MNHN (MNHN 2019-0040)