Cucullanus cirratus Muller 1777

• Main Authors: Arai, Hisao P., Smith, John W.
• Format: Text
• Language: unknown
• Published: Zenodo 2016
• Subjects: Biodiversity; Taxonomy; Animalia; Nematoda; Secernentea; Ascaridida; Cucullanidae; Cucullanus; Cucullanus cirratus; Bray; Canada; Greenland; Gadus morhua; Northwest Atlantic
• Online Access: https://dx.doi.org/10.5281/zenodo.5626976; https://zenodo.org/record/5626976

Cucullanus cirratus Müller, 1777 Description (after Berland 1970). With characteristics of the genus. Head slightly swollen and bent dorsad, with characteristic two pairs cephalic papillae and one pair amphids. Mouth bordered externally by collarette, bearing on its inner face many (60 to 70) small teeth on each side. Body widest just behind oesophagus. Excretory pore about midway between nerve ring and oesophago-intestinal junction. Deirids about midway between excretory pore and nerve ring (Fig. 92 A). Cuticle with fine striations throughout body. Males: 10.4–14.7 long; maximum width 0.26–0.32. Oesophagus 1.33–1.62 long. Nerve ring 0.474–0.586, deirids 0.744–0.944 and excretory pore 0.960–1.157 from anterior end. Anus to tail tip 0.218–0.296. Cuticle 0.006–0.007 thick. Right spicule 0.915–0.978 long, left one 0.914–1.02 long. Y-shaped gubernaculum 0.160–0.178 long. Pre-cloacal sucker without cuticular rim present. Eleven pairs caudal papillae (Fig. 92 B). Females: 13.1–20.8 long; maximum width 0.29–0.44. Oesophagus 1.47–1.95 long. Nerve ring 0.525–0.653, deirids 0.82–1.08, excretory pore 1.02–1.34 and vulva 7.50–11.72 from anterior end. Anus to tail tip 0.460–0.514. Cuticle 0.005–0.007 thick. Anterior end to vulva 7.50–11.72 (Fig. 92 C). Eggs 0.075–0.098 x 0.041–0.052. Sites: intestinal lumen, stomach Hosts: Gadus morhua (2, 4); Hippoglossus hippoglossus (7); Melanogrammus aeglefinus (1, 3); Pollachius virens (5); Urophycis tenuis (6) Distribution: Atlantic Records: 1. Kuitunen-Ekbaum 1937b; 2. Gaevskaya & Umnova 1977; 3. Scott 1981; 4. Appy & Burt 1982; 5. Scott 1985; 6. Scott 1987; 7. Scott & Bray 1989 : Published as part of Arai, Hisao P. & Smith, John W., 2016, Guide to the Parasites of Fishes of Canada Part V: Nematoda, pp. 1-274 in Zootaxa 4185 (1) on page 160, DOI: 10.11646/zootaxa.4185.1.1, http://zenodo.org/record/165530 : {"references": ["Berland, B. (1970) On the morphology of the head in four species of the Cucullanidae (Nematoda). Sarsia, 43, 15 - 64. http: // dx. doi. org / 10.1080 / 00364827.1970.10411168", "Kuitunen-Ekbaum, E. (1937 b) Intestinal parasites of haddock in Canadian waters. Fisheries Research Board of Canada Manuscript Report (Biology), No. 303, 16 pp.", "Gaevskaya, A. V. & Umnova, B. A. (1977) [On the parasite fauna of the principal commercial fishes of the northwest Atlantic.] Biologiya Morya (Vladivostok), 4, 40 - 48. [In Russian]", "Scott, J. S. (1981) Alimentary tract parasites of haddock (Melanogrammus aeglefinus L.) on the Scotian Shelf. Canadian Journal of Zoology, 59, 2244 - 2252. http: // dx. doi. org / 10.1139 / z 81 - 304", "Appy, R. G. & Burt, M. D. B. (1982) Metazoan parasites of cod, Gadus morhua L., in Canadian Atlantic waters. Canadian Journal of Zoology, 60, 1573 - 1579. http: // dx. doi. org / 10.1139 / z 82 - 207", "Scott, J. S. (1985) Occurrence of alimentary tract parasites of pollock (Pollachius virens L.) on the Scotian Shelf. Canadian Journal of Zoology, 63, 1695 - 1698. http: // dx. doi. org / 10.1139 / z 85 - 252", "Scott, J. S. (1987) Helminth parasites of the alimentary tracts of hakes (Merluccius, Urophycis, Phycis: Teleostei) of the Scotian Shelf. Canadian Journal of Zoology, 6, 304 - 311. http: // dx. doi. org / 10.1139 / z 87 - 047", "Scott, J. S. & Bray, S. A. (1989) Helminths of the alimentary tract of Atlantic halibut (Hippoglossus hippoglossus L.) and Greenland halibut (Reinhardtius hippoglossoides (Walbaum )) on the Scotian Shelf. Canadian Journal of Zoology, 67, 1467 - 1481. http: // dx. doi. org / 10.1139 / z 89 - 209"]}