Maragnopsia hadalis Leduc 2016, n. gen. ...

• Main Author: Leduc, Daniel
• Format: Text
• Language: unknown
• Published: Zenodo 2016
• Subjects: Biodiversity; Taxonomy; Animalia; Nematoda; Chromadorea; Desmodorida; Microlaimidae; Maragnopsia; Maragnopsia hadalis; Pacific; Ross Sea
• Online Access: https://dx.doi.org/10.5281/zenodo.6091280; https://zenodo.org/record/6091280

Maragnopsia hadalis n. gen. n. sp. (Fig. 5; Table 1) Diagnosis. Maragnopsia hadalis n. gen. n. sp. is characterised by absence of somatic setae, cephalic setae 0.4 corresponding body diameter (cbd) long, round amphideal fovea 2 cbd from anterior extremity, relatively large and elongated sperm, short and arcuate spicules 1.1–1.3 cloacal body diameter long, and gubernaculum surrounding spicules distally and with short dorsal apophyses. Etymology. The species name is derived from the Greek god of the nether world Haides , after which the hadal zone (> 6000 m water depth) is named. Material examined. Holotype male (NIWA 99772), collected 4 May 2014 (WHOI cruise TN309, Nereus dive N073), axis of Kermadec Trench, Southwest Pacific (178.8790º W, 35.8396º S); water depth 7132 m, sediment depth: 3–4 cm. One paratype male and one paratype female (NIWA 99773), same data as holotype (sediment depth: 8–10 cm). Description. Males Body cylindrical, colourless. Cuticle annulated from level of cephalic setae to near tail ... : Published as part of Leduc, Daniel, 2016, One new genus and three new species of deep-sea nematodes (Nematoda: Microlaimidae) from the Southwest Pacific Ocean and Ross Sea, pp. 255-271 in Zootaxa 4079 (2) on pages 268-270, DOI: 10.11646/zootaxa.4079.2.7, http://zenodo.org/record/1050724 ...