Jakobia similaris DattaGupta 1981 ...

• Main Author: Biseswar, Ramlall
• Format: Text
• Language: unknown
• Published: Zenodo 2006
• Subjects: Biodiversity; Taxonomy; Animalia; Echiura; Polychaeta; Echiuroidea; Bonelliidae; Jakobia; Jakobia similaris; North East Atlantic
• Online Access: https://dx.doi.org/10.5281/zenodo.4893182; https://zenodo.org/record/4893182

Jakobia similaris DattaGupta, 1981 (Fig. 1C, D) MATERIAL EXAMINED. — Porcupine Abyssal Plain, BEN- GAL 5, Discovery 231, stn 13368#53, 48°49.98’N, 16°33.53’W, 4842 m, 19.III.1998, 1 ♀. DESCRIPTION Colour of preserved specimen is grey. Only basal stump of proboscis is still attached to trunk, rest is missing.Mouth opens on round muscular projection (Fig. 1C). Anterior half of trunk is considerably distended, posterior half is narrow about 5 mm in diameter. Trunk is 53 mm long and 10 mm across broadest part. Integument is thin and transparent. Papillae microscopic at anterior end, rest of trunk is smooth. Gonopore is located a few millimetres away from anterior tip of trunk (Fig. 1C). Ventral setae absent. Internally, single gonoduct is located on right side of nerve cord. Gonoduct consists of two sharply bent sections with gonostome directed anteriorly (Fig. 1D). Neurointestinal vessel is single throughout. Segment of gut between mouth and point of attachment of neurointestinal vessel is very long. ... : 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 855-856, DOI: 10.5281/zenodo.4689879 ...