identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
1D44F74975175729BBFCB038EE9E2E2C.text	1D44F74975175729BBFCB038EE9E2E2C.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Gorgorhynchus fistularius Chen & Yang & Wu & Yu & Li 2026	<div><p>Gorgorhynchus fistularius sp. nov.</p><p>Figs 1, 2, 3, Table 3</p><p>Type-host.</p><p>Red cornetfish Fistularia petimba (Lacépède, 1803) (Gasterosteiformes, Fistulariidae).</p><p>Type-locality.</p><p>South China Sea (off Sanya, Hainan Island, China).</p><p>Site in host.</p><p>Intestine.</p><p>Type specimens.</p><p>Holotype, male (HBNU-A-F 20241217-1 CL); paratypes: 4 males, 4 females (HBNU-A-F 20241217-2 CL); deposited in the College of Life Sciences, Hebei Normal University, Hebei Province, China.</p><p>Etymology.</p><p>The species name refers to the generic name of the type host.</p><p>Description.</p><p>General. Trunk long and slender, nearly cylindrical; armed with single field of about 13–20 irregular and incomplete circles of small spines anteriorly; tightly packed circles of spines, spines distinctly becoming sparser and larger towards posteriorly (Figs 1 A, 2 A, 3 A). Proboscis clavate, armed with 20‒22 spiral longitudinal rows of 10‒12 hooks each (Figs 1 A ‒ C, 2 A, C, E, 3 A, B); first 2–6 hooks of each from anteriorly with simple roots, hooks 1 usually small, hooks 2 and 3 largest, hooks 7–12 without roots, hooks 4–12 gradually decreasing in size; without dorso-ventral differentiation of hook and root sizes. Neck well developed, more or less cylindrical (Figs 1 A, 2 A, 3 A). Proboscis receptacle double-walled, cerebral ganglion at base of proboscis receptacle (Figs 1 A, 3 A). Lemnisci very long, unequal, tubular, distinctly longer than proboscis receptacle (Figs 1 A, 3 A).</p><p>Male [Based on 5 mature specimens]. Trunk 46.0–65.5 (53.1) mm long, maximum width 570–800 (664). Proboscis 550–750 (646) long, 280–410 (346) wide. Proboscis hooks similar in shape, 38–52 (46), 58–70 (65), 63–73 (67), 61–72 (66), 60–69 (64), 57–63 (61), 55–61 (58), 48–57 (54), 46–55 (51), 33–48 (43), 29–45 (37) in length from anteriorly to posteriorly. Neck 300–350 (336) long, 290–390 (324) wide. Proboscis receptacle 1.50–1.92 (1.61) mm long, 250–370 (296) wide. Shorter lemniscus 3.90–5.20 (4.64) mm long, 70–150 (106) wide; longer lemniscus 4.70–5.80 (5.31) mm long, 110–130 (118) wide. Testes two, oval, nearly equal in size (Figs 1 E, 3 F); anterior testis 1.20–1.50 (1.32) mm long, 420–500 (458) wide; posterior testis 1.27–1.60 (1.38) mm long, 450–600 (510) wide. Cement glands four, very long, tubular, clustered together (Figs 1 E, 3 F); a short distance from posterior testis, shorter cement glands 5.98–16.6 (10.3) mm long, 122–195 (159) wide; longer cement glands 12.0–22.0 (16.0) mm long, 146–220 (177) wide. Saefftigen’s pouch rod-shaped, 1.20–1.80 (1.43) mm long, 450–640 (505) wide (Figs 1 E, 3 D, 3 F). Copulatory bursa not everted. Gonopore nearly terminal.</p><p>Female [Based on 4 mature specimens]. Trunk 55.3–110.5 (83.3) mm long, maximum width 650–1080 (913). Proboscis 650–800 (733) long, 370–480 (445) wide. Proboscis hooks similar in shape, 45–69 (63), 61–79 (70), 68–85 (75), 66–82 (74), 65–79 (72), 62–77 (71), 60–76 (68), 58–75 (68), 51–72 (65), 42–69 (60), 40–65 (57) in length from anteriorly to posteriorly. Neck 380–500 (428) long, 330–450 (368) wide. Proboscis receptacle 1.63–1.95 (1.82) mm long, 310–430 (378) wide. Shorter lemniscus 4.76–7.93 (6.27) mm long, 80–171 (130) wide; longer lemniscus 4.88–8.29 (6.86) mm long, 70–220 (146) wide. Uterine bell 570–900 (743) long, 170–300 (220) wide; uterus 500–620 (568) long, vagina 260–700 (428) long (Figs 1 F, 3 C). Eggs ellipsoid, 40–93 (63) × 20–50 (32) in size (n = 20) (Figs 1 H, 2 F, 3 E). Gonopore subterminal.</p></div>	https://treatment.plazi.org/id/1D44F74975175729BBFCB038EE9E2E2C	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Chen, Hui-Xia;Yang, Rui-Jia;Wu, Shan-Shan;Yu, Zhi-Jun;Li, Liang	Chen, Hui-Xia, Yang, Rui-Jia, Wu, Shan-Shan, Yu, Zhi-Jun, Li, Liang (2026): Morphology, genetic characterization and mitochondrial genome of Gorgorhynchus fistularius sp. nov. (Acanthocephala, Isthmosacanthidae) from the red cornetfish Fistularia petimba (Lacépède, 1803) (Gasterosteiformes, Fistulariidae), with phylomitogenomics of the family Isthmosacanthidae. Zoosystematics and Evolution 102 (1): 367-385, DOI: 10.3897/zse.102.184032
