Leptoecia ultraabyssalis (Kucheruk, 1977)
Diagnosis.
Frontal lips, peristomial cirri and branchiae absent. Chaetiger 1 enlarged. Parapodia 1 and 2 with bidentate simple and pseudocompound hooks. Limbate and pectinate chaetae from chaetiger 2. Subacicular hooks from chaetiger 13. Tube transparent, very delicate, quill-like.
Remarks.
The species was originally described from Philippine Trench in 6290-6330 m. It is new to Australian waters.
Records.
5 specimens. Suppl. material 1: ops. 42, 76 (AM). 12 specimens. Suppl. material 1: op. 9 (MV).