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Table 2 Meristic and morphometric data for Acanthocotyle spp. from off northern Chile

From: Two new species of Acanthocotyle Monticelli, 1888 (Monogenea: Acanthocotylidae), parasites of two deep-sea skates (Elasmobranchii: Rajiformes) in the South-East Pacific

Species A. imo n. sp. A. atacamensis n. sp. A. gurgesiella Ñacari, Sepúlveda, Escribano & Oliva, 2018
Host Amblyraja frerichsi Bathyraja peruana Gurgesiella furvescens
Source Present study (n = 21) Range (mean) Present study (n = 21) Range (mean) Ñacari et al. [10] (n = 10) Range (mean)
Body length 3418–8434 (5600) 2571–7702 (5087) 3070–5720 (4190)
Maximum body width 512–1440 (867) 292–931 (689) 630–1180 (940)
Pharynx length 163–354 (248) 186–346 (262) 110–330 (240)
Pharynx width 132–388 (231) 152–309 (234) 150–360 (250)
Pseudohaptor length 704–1473 (1086) 487–1085 (862) 600–1100 (890)
Pseudohaptor width 667–1466 (1038) 416–1075 (840) 640–1250 (910)
No. of sclerite rows in pseudohaptor 30–35 (mode 32) 28 36–40 (mode 38)
Total no. of sclerites in pseudohaptor 268–314 (292) 186–240 (220) 201–331 (270)
No. of testes 32–47 (mode 41) 40–58 (mode 50) 28–43 (mode 35)
Maximum testis width 80–213 (138) 186–346 (262) 30–80 (70)
Germarium length 104–412 (236) 75–243 (159) 130–280 (240)
Germarium width 149–352 (219) 141–267 (204) 160–290 (240)
Seminal receptacle length 104–294 (199) 111–269 (193) 63
Seminal receptacle width 98–246 (173) 103–216 (150) 54–62 (59)
Egg length 218–381 (287) 305–336 (321)
Egg width 56–113 (76) 64–93 (79)