Notoproctus oculatus antarcticus Arwidsson, 1911

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

Notoproctus oculatus antarcticus Arwidsson, 1911 Fig. 14I

Diagnosis.

Complete specimens with 19 chaetigers and two preanal achaetous segments, <27 mm long and 1 mm wide. Cephalic plate with wide anterior palpode and bordered by a thickened low rim with distinct postero-lateral incisions; nuchal slits strongly curved, located centrally on cephalic plate, transversely oriented. No visible cephalic keel between nuchal organs. Ocelli not observed. Head and anterior four chaetigers biannulate. Anterior four chaetigers with single, straight acicular spine per neuropodium. Neuropodia of remaining chaetigers with single row of rostrate hooks. Notochaetae as simple capillaries. Anal plate slightly oval without distinct rim.

Records.

15 specimens. Suppl. material 1: ops. 4, 43, 44, 56 (AM).

Figures

Figure 14. Maldanidae A Boguea sp. nov. B Chirimia sp. nov. C Lumbriclymene sp. D Maldane sp. E Maldanella sp. 1 F Maldanella sp. 2 G Notoproctus sp. nov. 1 H Notoproctus cf. scutiferus I Notoproctus oculatus antarcticus J Notoproctus sp. nov. 2. Scale bars: 5 mm (A, D, F); 1 mm (B, C, G-J).