Carcharhinus tjutjot

(Bleeker, 1852)



Classification: Elasmobranchii Carcharhiniformes Carcharhinidae

Reference of the original description
Bleeker, P. (1852)
Bijdrage tot de kennis der Plagiostomen van den Indischen Archipel. Verhandelingen van het Bataviaasch Genootschap van Kunsten en Wetenschappen, 24(art. 12): 1–92, Pls. 1–4

Synonyms / new combinations and misspellings
Carcharias javanicus, Carcharias tjutjot, Carcharias (Prionodon) javanicus, Carcharias (Prionodon) tjutjot

Types
Carcharhinus tjutjot

Carcharias (Prionodon) javanicus
Holotype: BMNH: 1867.11.28.188
Carcharias (Prionodon) tjutjot
Syntype: BMNH: 1867.11.28.177; RMNH: 7382;


Description :


Citation: Carcharhinus tjutjot (Bleeker, 1852): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 03/2024

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Carcharhinus tjutjot (Bleeker, 1852), ID by Dr. William T. White, male, Taiwan, TL 85-95cm, size of the jaw: 15 x 8,5cm © Jesco Seifert
Short Description
A small species of Carcharhinus with a relatively long and bluntly pointed snout; upper anterior teeth oblique and blade-like, coarsely serrated, lateral margin deeply notched and with several large and serrated basal cusplets; lower anterior teeth narrower, slightly oblique, lateral margins notched and without large basal serrae, finely serrated; total tooth row counts 26–28/24–30 rows or 51–55; second dorsal fin much smaller than first, broadly triangular; colour pale brownish dorsally, whitish ventrally; second dorsal fin with a black blotch on upper third of fin, not extending onto upper surface of body and very well defined from whitish region below; other fins mostly plain; total vertebral counts 113–129;

Distribution
from Indonesia and Taiwan, also recorded from off Borneo, not found in Australia or New Guinea, where it is replaced by C. coatesi Source: www.gbif.org

Biology
males first mature at 751–775 mm TL; one pregnant female contained two late-term embryos (278 and 285 mm TL)

Size / Weight / Age
342–812 mm TL;

Habitat
marine; depth range about 100 m depth

Remarks
shark-references Species-ID=846; no entry in fishbase, all data from WHITE, W.T. 2012 A redescription of Carcharhinus dussumieri and C. sealei, with resurrection of C. coatesi and C. tjutjot as valid species (Chondrichthyes: Carcharhinidae). Zootaxa, 3241: 1-34

Parasites (arranged by Jürgen Pollerspöck)
Copepoda
  • Perissopus dentatus Steenstrup & Lütken, 1861 [16583]
  • Pseudopandarus longus (Gnanamuthu, 1951) [16583] [25052]