{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T02:54:21Z","timestamp":1767927261431,"version":"3.49.0"},"reference-count":27,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[2022,3,14]],"date-time":"2022-03-14T00:00:00Z","timestamp":1647216000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2022,3,14]],"date-time":"2022-03-14T00:00:00Z","timestamp":1647216000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"funder":[{"DOI":"10.13039\/501100012688","name":"Universit\u00e4t Rostock","doi-asserted-by":"crossref","id":[{"id":"10.13039\/501100012688","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Syst Parasitol"],"published-print":{"date-parts":[[2022,6]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p><jats:italic>Echinocephalus caniculus<\/jats:italic><jats:bold>n. sp.<\/jats:bold>(Nematoda, Gnathostomatidae Railliet, 1895) was isolated from the spiral valve of the lesser spotted dogfish<jats:italic>Scyliorhinus canicula<\/jats:italic>(L.) from the waters off Kalaat El Andalous, North East Tunisia. This new species is mainly characterized by a cephalic bulb armed with 31\u201339 transverse rows of uncinated hooks, a comparatively long oesophagus, short spicules and the presence of a gubernaculum. The new species differs from its congeners by having four cervical sacs of almost equal length, a higher oesophagus\/body length ratio, the arrangement of the caudal papillae, the absence of a medioventral preanal organ and numerous scattered `pores\u00b4 limited to the lateral side of the posterior part of the body. This is the first report of a member of the genus<jats:italic>Echinocephalus<\/jats:italic>Molin, 1858 from the Tunisian coast, and a new host and locality record for the Gnathostomatidae. A key to the species of<jats:italic>Echinocephalus<\/jats:italic>is provided.<\/jats:p>","DOI":"10.1007\/s11230-022-10027-7","type":"journal-article","created":{"date-parts":[[2022,3,14]],"date-time":"2022-03-14T17:19:15Z","timestamp":1647278355000},"page":"299-307","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Echinocephalus caniculus n. sp. (Nematoda: Gnathostomatidae Railliet, 1895) from the lesser spotted dogfish Scyliorhinus canicula (L.) (Elasmobranchii: Scyliorhinidae Gill, 1862) off Tunisia, with a key to species of the genus Echinocephalus"],"prefix":"10.1007","volume":"99","author":[{"given":"Chiraz Ben","family":"Saad","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jaydipbhai","family":"Suthar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2915-8739","authenticated-orcid":false,"given":"Stefan","family":"Theisen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Harry W.","family":"Palm","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lamia","family":"Gargouri","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2022,3,14]]},"reference":[{"issue":"12","key":"10027_CR1","doi-asserted-by":"publisher","first-page":"4021","DOI":"10.1007\/s00436-013-3593-y","volume":"112","author":"F Abdel-Ghaffar","year":"2013","unstructured":"Abdel-Ghaffar, F., Bashtar, A. 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All applicable international, national and\/or institutional guidelines for the care and use of animals were followed. Fish species is not listed in CITES or CMS and listed under Least Concern in IUCN Red List Status.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Research involving human participants and\/or animals"}}]}}