Heptranchias perlo

(Bonnaterre, 1788)


Sharpnose sevengill shark
Classification: Elasmobranchii Hexanchiformes Hexanchidae

Reference of the original description
Bonnaterre, J.P. (1788)
Ichthyologie. Tableau encyclopédique et méthodique des trois règnes de la nature. Paris, 215 p., pl. A–B + 1–100.

Image of the original description
No image in first description.

Images of the original description (synonym)
Synonyms / new combinations and misspellings
Carcharias cinereus, Heptanchus cinereus, Heptanchus deani, Heptanchus (Heptranchias) cinereus, Heptranchias angio, Heptranchias cf. perlo, Heptranchias cinereus, Heptranchias dakini, Heptranchias deani, Heptranchus cinereus, Notidanus cinereus, Notidanus (Heptanchus seu Heptranchias) cinereus, Notidanus (Heptanchus) cinereus, Squalus cinereus, Squalus perlo

Types
Heptranchias perlo
XXXX: No types known;
Heptranchias angio
XXXX: No types known;
Heptranchias dakini
Holotype: AMS: I.10825; Paratype: AMS: I.10794; AMS: I.10795;
Heptranchias deani
Holotype: SU: 12620
Squalus cinereus
XXXX: No types known;


Description :


Citation: Heptranchias perlo (Bonnaterre, 1788): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2024

Please send your images of "Heptranchias perlo" to info@shark-references.com

Heptranchias perlo (Bonnaterre, 1788) , © FAO, Food and Agriculture Organization of the United Nations, Ebert, D.A. 2014. On Board Guide for the Identification of Pelagic Sharks and Rays of the Western Indian Ocean. Reproduced with permission, illustration by Marc Dando , Wildlife Illustrator
Common names
deu \(T\) Aschfarbener Siebenspalthai, deu \(T\) Kammzähner, deu \(T\) Perlon, deu \(T\) Siebenkiemiger Kammzähner, deu \(T\) Spitzkopf-Siebenkiemenhai, deu \(T\) Spitzkopfsiebenkiemer, spa Alcatriña, spa Boca dolça, spa Bocadul, spa Bocadulce, spa Bocadû, spa Boquidulce, spa Cañabota, spa Cañabota bocadulce, spa Peix xovato, spa Tiburón de 7 branchias, spa Tiburón de siete agallas, spa Tiburón de siete branquias, spa Tiburón gris, fra \(T\) Chien de mer, fra \(T\) Monge gris, fra \(T\) Mounge, fra \(T\) Perlon, fra \(T\) Pesciu angiu, fra \(T\) Pesciu boiu, fra \(T\) Pesciu mansu, fra \(T\) Requin perlon, fra \(T\) Requin-griset, eng One-finned shark, eng Perlon shark, eng Seven-gill shark, eng Seven-gilled Mediterranean shark, eng Sevengill cow shark, eng Sevengilled shark, eng Sharp snouted sevengill, eng Sharpnose seven-gill shark, eng Sharpnose sevengill shark, eng Sharpsnout sevengill shark, eng Slender sevengill shark, ita Anciova, ita Anciò, ita Angiolo, ita Cagna, ita Gatton grigio, ita Grange, ita Manzo, ita Murruna, ita Notidano cinereo, ita Pesce alice, ita Pesce angiò, ita Pesce cagnolu, ita Pesce vacca, ita Pesci boe, ita Pesci bove, ita Pisci alici, ita Pisci anciovu, ita Piscie manze, ita Sadda masculina, ita Squalo manzo, ita Stiare, ita Vaccarello, por Albafar bravo, por Archote, por Bico doce, por Bico-doce, por Boca-doce, por Canhabota boca doce, por Cação, por Cação-bruxa, por Olho-branco, por Severino, por Tubarão-de-sete-guelras, Murruna Ta' Seba Gargi (malta)

Short Description
A narrow-headed, big-eyed small seven-gilled shark [518]. Body fusiform and slender; dorsal fin small, originating over inner margins of pelvic fins; anal fin small [1388]. Teeth wide, low and comb-shaped [1388]. Brownish grey above, paler below, sometimes with indistinct dark blotches on body; juveniles with dark-tipped dorsal and caudal fins, adults with light fin margins (Ref. 5578) , 6574) [1388]. Live specimens with fluorescent green eyes [1388].

Distribution
Circumglobal in tropical and temperate seas, excluding the northeast Pacific [544]. Western Atlantic: North Carolina, USA and northern Gulf of Mexico to Cuba, then from Venezuela to Argentina [1388]. Eastern Atlantic: Morocco to Namibia, including the Mediterranean Sea. Indian Ocean: southwestern India, Aldabra Island, southern Mozambique, and South Africa. Western Pacific: Japan to China, Indonesia, Australia and New Zealand. Southeast Pacific: off northern Chile. Source: www.gbif.org

Human uses
fisheries: minor commercial; price category: not marketed/unknown; price reliability:

Biology
Ovoviviparous, number of young 9 to 20 in a litter [518]. Size at birth about 25 cm [1388]. Distinct pairing with embrace [17086]. No apparent seasonality in its reproduction cycle [2539]. Found on the outer continental and insular shelves and upper slopes in depths of 100 to 400 [20054] [544]) (Ref. 75154), also inshore and down to 1,000 m [1388] [20054]. Feeds on small sharks and rays, small bony fish, shrimps, crabs, lobsters, squid, and cuttlefish [536].

Size / Weight / Age
TL(max): female: 139cm, male 118cm [4357]); born at about 25 cm [3365]

Habitat
bathydemersal; marine; depth range 0 - 1000 m [3538], usually 180 - 450 m [432]

Dentition
18-24/11-13 [18-22/11] [3365]

Remarks
shark-references Species-ID=2733;

Parasites (arranged by Jürgen Pollerspöck)
Monogenea
  • Erpocotyle francai Tendeiro & Valdez, 1955 [22563]
  • Erpocotyle pricei Tendeiro & Valdez, 1955 [22563]

Cestoda
Nematoda
Copepoda
  • Trebius minutus Capart, 1959 [15303]

Isopoda

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