Leptoecia ultraabyssalis (Kucheruk, 1977)

Gunton, Laetitia M., Kupriyanova, Elena K., Alvestad, Tom, Avery, Lynda, Blake, James A., Biriukova, Olga, Boeggemann, Markus, Borisova, Polina, Budaeva, Nataliya, Burghardt, Ingo, Capa, Maria, Georgieva, Magdalena N., Glasby, Christopher J., Hsueh, Pan-Wen, Hutchings, Pat, Jimi, Naoto, Kongsrud, Jon A., Langeneck, Joachim, Meissner, Karin, Murray, Anna, Nikolic, Mark, Paxton, Hannelore, Ramos, Dino, Schulze, Anja, Sobczyk, Robert, Watson, Charlotte, Wiklund, Helena, Wilson, Robin S., Zhadan, Anna & Zhang, Jinghuai, 2021, Annelids of the eastern Australian abyss collected by the 2017 RV ' Investigator' voyage, ZooKeys 1020, pp. 1-198 : 1

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).