Nothria cf. paxtonae Imajima, 1999

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

Nothria cf. paxtonae Imajima, 1999 Fig. 16B

Diagnosis.

No eyes visible; peristomial cirri present. Chaetiger 1 enlarged; with auricular prechaetal lobes. Branchiae absent. Bidentate pseudocompound hooks on chaetigers 1 and 2. Chaetiger 3 with limbate chaetae only. Flat pectinate chaetae present from chaetiger 8-9. Subacicular hooks from chaetiger 8-9. Flattened tube, thin lining, covered with foraminifera.

Remarks.

This species was originally described from Japan, in 150 m depth. Japanese species is with eight papillae surrounding the anus, which cannot be confirmed for Australian specimens as all are incomplete. This species was also collected from the GAB reported as Nothria sp. ( MacIntosh et al. 2018: additional file 2).

Records.

2 specimens. Suppl. material 1: op. 56 (AM).

Figures

Figure 16. Onuphidae A Anchinothria cf. pycnobranchiata (op. 56) B Nothria cf. paxtonae (op. 56) C Nothria sp. nov. 1 (AM W. 49940) D Nothria sp. nov. 1, tube (AM W. 49940) E Nothria sp. nov. 2 (AM W. 49933) F Nothria sp. nov. 3 (AM W. 49934) G Paradiopatra sp. nov. 2 (AM W. 49950). Scale bars: 5 mm (A); 1 mm (B-E, G); 4 mm (F).