Carcharhinus porosus

(Ranzani, 1839)

Smalltail shark
Classification: Elasmobranchii Carcharhiniformes Carcharhinidae

Reference of the original description
Ranzani, C. (1839)
De novis speciebus piscium. Dissertatio prima. Novi Commentarii Academiae Scientiarum Instituti Bononiensis, 4: 65–83, pl. 8–13.

Image of the original description

Carcharhinus porosus (Ranzani, 1839)

Images of the original description (synonym)
Synonyms / new combinations and misspellings
Carcharhinus cf. porosus, Carcharhinus henlei, Carcharias henlei, Carcharias porosus, Carcharias (Prionodon) henlei, Carcharias (Prionodon) porosus, Carcharinus porosus, Squalus (Carcharinus) henlei

Carcharhinus porosus
Holotype: MZUB: 942
Carcharias (Prionodon) henlei
Syntype: MNHN: 1140 MNHN: A-9675 MNHN: 1139

Description :

Citation: Carcharhinus porosus (Ranzani, 1839): In: Database of modern sharks, rays and chimaeras,, World Wide Web electronic publication, Version 07/2024

Please send your images of "Carcharhinus porosus" to

Carcharhinus porosus (Ranzani, 1839), © FAO,
Common names
spa Cabeza dura, spa Cazón, spa Chaspat, spa Cuero duro, spa Sarda, spa Tiburon poroso, spa Tiburón aletón, spa Tiburón cuero duro, spa Tiburón tollo, spa Tollo, fra \(T\) Requin tiqueue, eng Shark, eng Small-tailed shark, eng Smalltail shark, por Azeiteiro, por Cação, por Cação-azeiteiro, por Cação-do-salgado, por Junteiro, por Sicuri-branco, por Triaqueira, por Trisqueira

Western Atlantic: northern Gulf of Mexico to southern Brazil (excluding the Caribbean islands) and Uruguay [5839]. Eastern Pacific: Gulf of California to Peru, not at offshore islands. Specimens of porosus from Borneo, Viet Nam and Thailand may represent an undescribed small species of Carcharhinus. Source:

Human uses
fisheries: minor commercial; price category: medium; price reliability: very questionable: based on ex-vessel price for species in this family

Viviparous, placental [733]. Distinct pairing with embrace [17086]. Feeds on fish, cephalopods and crustaceans [5227].

Size / Weight / Age
150 cm TL (male/unsexed; [517])

demersal; brackish; marine; depth range ? - 36 m (Ref. 9253)

Parasites (arranged by Jürgen Pollerspöck)
  • Disculiceps pileatus (Linton, 1891) [25154]