Zapteryx brevirostris

(MÜLLER & HENLE, 1841)


Lesser guitarfish
Classification: Elasmobranchii Rhinopristiformes Trygonorrhinidae

Reference of the original description
MÜLLER, J. & HENLE, F.G.J. (1841)
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200

Image of the original description

Zapteryx brevirostris (MÜLLER & HENLE,1838)

Synonyms / new combinations and misspellings
Rhinobatos brevirostris, Rhinobatus brevirostris, Rhinobatus (Syrrhina) brevirostris, Syrrhina brevirostris, Zapterix brevirostris

Types
Zapteryx brevirostris
Syntype: BMNH: 1953.8.10.12 ZMB: 4544 Brazil


Description :


Citation: Zapteryx brevirostris (MÜLLER & HENLE, 1841): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 03/2021

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Zapteryx brevirostris (MÜLLER & HENLE,1838), Female mature (pregnant), 42,3 cm TL, 21,0 cm DW Guarujá, São Paulo, Southern Brazil © Bianca de Sousa Rangel, University of São Paulo (IB-USP)
Common names
spa Guitarra chica, spa Guitarra ñata, fra \(T\) Poisson-guitare nain, eng Lesser guitarfish, eng Shortnose guitarfish, por Raia, por Viola, por Viola-de-cara-curta

Short Description
Obtuse snout, broader heart shaped disc. Olive to brownish gray above, without definite markings, dorsal and caudal darker than general ground tint, margins of pectoral and pelvic fins paler. Lower surface grayish or yellowish white, posterior corners of pectoral fins and tips of pelvic fins more or less dusky [199].

Distribution
Southwest Atlantic: Brazil [199] to Argentina [5839]. Source: www.gbif.org

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

Biology
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].

Size / Weight / Age
54.0 cm TL (male/unsexed; [199])

Habitat
demersal; marine

Remarks
shark-references Species-ID=7548;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda
Nematoda