Tanseimaruana Imajima, Reuscher & Fiege, 2013

Prostomium anteriorly truncated, simple. Buccal tentacles smooth. Prostomial dorsal glandular ridges absent. Branchiae 4 pairs. All branchiae similar. 4 pairs of cirriform branchiae, arranged on segments II-IV. Paleae on segment 3 present, tapering evenly to hairlike tips, 10 paleae on each side. Nuchal (post branchial) hooks on segment 4 absent. Notochaetae present from segment 3. Neuropodia present, tori of similar length throughout thorax. Segments 3–6 without neurochaetae. Number of pairs of thoracic uncinigers 14. Abdominal notopodial rudiments absent.

Description generated from: Hutchings, PA & Johnson, RT, 2003. Australian Ampharetidae (Polychaeta) DELTA database. In Wilson RS, Hutchings PA & Glasby CJ (eds) Polychaetes: Interactive Identification and Information Retrieval. CSIRO Publishing, Melbourne.

Additional references:
Imajima, M., Reuscher, M. G., & Fiege, D. (2013). Ampharetidae (Annelida: Polychaeta) from Japan. Part II: Genera with elevated and modified notopodia. Zootaxa, 3647(1), 137-166.