Achaetobonellia maculata Fisher 1953 ...

• Main Author: Biseswar, Ramlall
• Format: Text
• Language: unknown
• Published: Zenodo 2006
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Echiuroidea; Bonelliidae; Achaetobonellia; Achaetobonellia maculata; North East Atlantic
• Online Access: https://dx.doi.org/10.5281/zenodo.4893188; https://zenodo.org/doi/10.5281/zenodo.4893188

Achaetobonellia maculata Fisher, 1953 (Fig. 3 D-F) MATERIAL EXAMINED. — Porcupine Abyssal Plain, BEN- GAL 3, Discovery 229, stn 13200#94, 48°47.29’N, 16°32.23’W, 4851 m, 26.VII.1997, 1 ♀. DESCRIPTION Colour of preserved specimen is light pink. Proboscis is 22 mm long, bilobed distally; right lobe is damaged as well as major part of stem (Fig. 3D). Proximally, lateral margins of proboscis unite to form narrow lower lip ventral to mouth. Trunk is cylindrical, 79 mm long and 11 mm at broadest part. Integument is opaque.To unaided eye integument appears smooth but under magnification, minute papillae are visible at anterior end of trunk. Single genital pore is located a few millimetres away from mouth (Fig. 3D). Ventral setae absent. Internally, single oval gonoduct is located on left side of nerve cord (Fig.3E). Gonostome is sub-basal in position with small lobes around margin. Only foregut is intact, rest of alimentary canal is missing including blood vascular system. Anal vesicles branch at least three times ... : Published as part of Biseswar, Ramlall, 2006, Additions to the deep-sea echiuran (Echiura) fauna of the North-East Atlantic, pp. 853-864 in Zoosystema 28 (4) on pages 860-862, DOI: 10.5281/zenodo.4689879 ...