Harmothoe
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Ordo: Phyllodocida
Familia: Polynoidae
Name
Harmothoe sp. 5 – Wikispecies link – Pensoft Profile
Diagnosis
Short-bodied, brown pigment on anterior dorsum, < 32 segments, 15 pairs of elytra (elytra to posterior end). Elytra with microtubercles with numerous points like a crown, and large inflated cylindrical to globular macrotubercles with small mounds, present on lateral and posterior sections of elytra, short papillae present on posterior surface and lateral edges. Prostomium with cephalic peaks, brown spots present on posterior prostomium; two pairs of large eyes on prostomium, anterior pair dorsolateral on widest part of prostomium, posterior pair also lateral. Palps with minute papillae in short rows; lateral antennae short and papillate, attached ventrally with bases slightly separate; median antenna with large ceratophore. Frontal ridge of upper lip without papillae; facial tubercle absent; nuchal flap absent. Tentacular segment with notochaetae. Dorsal cirri styles papillate, with filiform tips, not subdistally inflated. Neuropodia with extended prechaetal acicular lobe and small cirriform supra-acicular lobe. Notopodial lobes low, not extended visibly. Notochaetae in spiky fascicles held vertically but not meeting dorsally, long, thicker than but not longer than neurochaetae, with rows of serrations along one side. Neurochaetae slenderer than notochaetae, bipinnate with rows of teeth and with fine bidentate tips. Single terminal pygidial cirrus present.
Remarks
This species is different to all the GABHarmothoe spp. 1–4, and other Harmothoe species reported from Australian waters.
Records
16 specimens. Suppl. material 1: ops. 5, 9, 11, 14, 40, 45, 55, 56, 70, 76, 86 (AM).
Taxon Treatment
- Gunton, L; Kupriyanova, E; Alvestad, T; Avery, L; Blake, J; Biriukova, O; Böggemann, M; Borisova, P; Budaeva, N; Burghardt, I; Capa, M; Georgieva, M; Glasby, C; Hsueh, P; Hutchings, P; Jimi, N; Kongsrud, J; Langeneck, J; Meißner, K; Murray, A; Nikolic, M; Paxton, H; Ramos, D; Schulze, A; Sobczyk, R; Watson, C; Wiklund, H; Wilson, R; Zhadan, A; Zhang, J; 2021: Annelids of the eastern Australian abyss collected by the 2017 RV ‘Investigator’ voyage ZooKeys, 1020: 1-198. doi
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