Glaucostegus thouin


Clubnose guitarfish
Classification: Elasmobranchii Rhinopristiformes Glaucostegidae

Reference of the original description
[Review of] Tome I of 'Histoire naturelle des poissons' by Lacepède (1798). Allgemeine Literatur–Zeitung, 3 (No. 287): 673–678

Image of the original description
No image in first description.

Images of the original description (synonym)
Synonyms / new combinations and misspellings
Glaucostegus thouini, Raja thouin, Raja thouiniana, Rhinobatis thouini, Rhinobatos thouin, Rhinobatos thouini, Rhinobatos thouiniana, Rhinobatos thouinianus, Rhinobatos (Glaucostegus) thouin, Rhinobatos (Platipornax) thouin, Rhinobatus thouini, Rhinobatus thouiniana, Rhinobatus (Rhinobatus) ligonifer, Rhinobatus (Rhinobatus) thouini

Glaucostegus thouin

Rhinobatos thouin
Syntype: MNHN: ? A-7950
Rhinobatus (Rhinobatus) ligonifer
Syntype: BMNH: 1860.3.19.359; BMNH: 1860.3.19.543;

Description :

Citation: Glaucostegus thouin (ANONYMOUS, 1798): In: Database of modern sharks, rays and chimaeras,, World Wide Web electronic publication, Version 05/2019

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Glaucostegus thouin (ANONYMOUS, 1798), © Randall, J.E.,
Common names
deu \(T\) Geigenrochen, eng Clubnose guitarfish, eng Shaw"s shovel nose guitarfish, eng Thouin ray

Indo-West Pacific: Red Sea to New Guinea, north to Japan. Australian and old records from the Mediterranean Sea and Suriname need confirmation. Source:

Human uses
fisheries: commercial

Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures [733]. Found inshore (Ref. 9909) and offshore (Ref. 58784). A carnivorous fish that feeds on large shellfishes (Ref. 58784).

Size / Weight / Age
300 cm TL (male/unsexed; [2539])

benthopelagic; marine

shark-references Species-ID=11726;

Parasites (arranged by Jürgen Pollerspöck)
  • Empruthotrema dasyatidis WHITTINGTON & KEARN, 1992 [7581]
  • Mycteronastes icopae (BEVERLEY-BURTON & WILLIAMS, 1989) [15785]

  • Dollfusiella michiae (SOUTHWELL, 1929) [19694]
  • Dollfusiella spinulifera (BEVERIDGE & JONES, 2000) [21816]
  • Echinobothrium sematanense IVANOV & CAIRA, 2012 [15660] [19536]
  • Floriparicapitus plicatilis CIELOCHA, JENSEN & CAIRA, 2014 [21566]
  • Floriparicapitus sp. [23959]
  • Parachristianella indonesiensis PALM, 2004 [21816]
  • Prochristianella clarkeae BEVERIDGE, 1990 [17404] [21816]