Paragathotanais ipy Jóźwiak & Błażewicz-Paszkowycz, 2011, n. sp.

• Main Authors: Jóźwiak, Piotr, Błażewicz-Paszkowycz, Magdalena
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2011
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Malacostraca; Tanaidacea; Agathotanaidae; Paragathotanais; Paragathotanais ipy; International Polar Year; IPY
• Online Access: https://doi.org/10.5281/zenodo.6187063; http://treatment.plazi.org/id/5355AE2EAA28FFC9A881CE975CAD0290

Paragathotanais ipy n. sp. Figures 6–9 Material examined: Holotype: female, ZMH K- 42686, ANTXXII/3, PS67/110-8, 65° 0.52'− 65° 0.68' S, 43° 2.09'− 43° 2.16' W, depth 4696−4698 m, 10 Mar 2005. Paratypes: two females (one dissected on slides and one partially dissected), ZMH K- 42687(ZMH K- 42696 for specimens dissected on slides), ANTXXII/3, PS67/059-5, 67° 29.74'– 67° 29.61' S, 0° 1.93'– 0° 2.19' W, depth 4655 m, 14 Feb 2005; one male (partially dissected on slide), ZMH K- 42697, ST-EBS-2, 59° 30.42'– 59° 30.40' S, 27° 18.15'– 27° 18.47' W, depth 1019–1038 m, 28 Mar 2006. Diagnosis: body elongate, 9.7 times as long as wide; maxillipedal endites relatively long (reaching the end of palp article 2), with pair of simple setae distally, palp article 3 with two setae; pereopod 1 propodus with long seta distally; pereopods 1−3 merus naked; pereopods 4–6 ischium with one seta; uropod endopod article as long as basal article. Etymology: IPY is the acronym of the International Polar Year. Description of female. Body (Fig. 6 A) 2.3 mm long, almost ten times as long as wide. Carapace elongate, 20% of total body length, 1.6 times as long as wide. Pereonites without hypospheniae; pereonites 1 to 6 with length/width ratio 1.0; 1.1; 1.3; 1.2; 1.3 and 1.0 respectively. Pleon about 15% of total body length; pleonites equal; fifth pleonite with lateral simple setae. Pleotelson with two pairs of setae distally. Antennule (Fig. 6 B) 4-articled; article 1 longest, about as long as rest of articles together, with one simple and two bipinnate setae distally; article 2 half as long as article 1, with two simple setae distally; article 3 trapezoidal, with two distal setae; article 4 tipped with one minute and four long, simple setae. Antenna (Fig. 6 C) 6-articled; article 1 broken off; article 2 naked; article 3 square, with one distal seta; article 4 longest, 3.6 times as long as article 3, with two setae distally; article 5 short and naked; article 6 very short, tipped by four long setae. Mouthparts : labrum (Fig. 6 D) hood-shaped, ...