Nothria sp. nov. 3

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 sp. nov. 3 Fig. 16F

Diagnosis.

Eyes present; peristomial cirri present. Chaetiger 1 greatly enlarged; with auricular prechaetal lobes. Simple, short branchiae from chaetiger 11-14. Bidentate simple and pseudocompound hooks on chaetiger 1 and 2. Bidentate compound hooks on chaetiger 3. ‘Scooped-shaped’ pectinate and limbate chaetae from chaetiger 3. Subacicular hooks from chaetiger 9-12. Flattened tube with transparent inner layer, covered on outside with shell pieces, some larger than diameter of tube, spaces filled in with small particles.

Records.

40 specimens. Suppl. material 1: ops. 100, 121 (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).