Gastrotricha from the Poznań Palm House — one new subgenus and three new species of freshwater Chaetonotida (Gastrotricha) Author Kolicka, Małgorzata Author Kisielewski, Jacek Author Nesteruk, Teresa Author Zawierucha, Krzysztof text Zootaxa 2013 3717 2 231 279 journal article 43015 10.11646/zootaxa.3717.2.7 b824315a-0c21-476b-8c94-23b322eef779 1175-5326 246596 27BD65FD-18CF-4E9D-AE77-C7C0137CF1DC

TABLE 11. Morphometric parameters for Chaetonotus (Chaetonotus) polyspinosus Greuter, 1917; N—number of specimens or structures analysed, Range—the smallest and the largest structure found among all specimens measured, SD—standard deviation.

Character N	Ranges on specimens	adult SD	N	Ranges on specimens	juvenile SD
Body length 25	190.3–273.6	29.49	5	173.0–232.5	23.74
Pharynx length 25	53.3–78.9	8.69	5	55.4–75.2	7.91
Width of anterior pharynx thickening 19 (a)	14.9–18.8	1.54	4	15.4–19.1	1.86
Width of pharynx narrowing that 18 follows anterior thickening (n)	10.0–15.4	1.59	3	11.5–13.8	1.11
Width of pharynx at its middle length 19 (m)	11.1–18.1	1.54	4	13.2–15.7	1.44
Width of posterior pharynx 19 thickening (p)	17.1–24.1	2.66	4	17.9–24.3	2.98