Acroteriobatus annulatus
(Smith in Müller & Henle, 1841)
Lesser sandshark
Classification: Elasmobranchii Rhinopristiformes Rhinobatidae
Reference of the original description
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200
Image of the original description
Rhinobatos annulatus Müller & Henle, 1841 (in Smith, 1838), valid as Acroteriobatus annulatus Müller & Henle, 1841
Rhinobatos annulatus Müller & Henle, 1841 (in Smith, 1838), valid as Acroteriobatus annulatus Müller & Henle, 1841
Synonyms / new combinations and misspellings
Rhinobatos annulatus, Rhinobatos (Acroteriobatus) annulatus, Rhinobatus annulatus, Rhinobatus (Syrrhina) annulatus
Rhinobatos annulatus, Rhinobatos (Acroteriobatus) annulatus, Rhinobatus annulatus, Rhinobatus (Syrrhina) annulatus
Description :
Citation: Acroteriobatus annulatus (Smith in Müller & Henle, 1841): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2024
No image available.
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Common names
Geigenrochen, Guitarra del Cabo, Poisson-guitare du Cap, Guitarfish, Lesser guitarfish, Lesser sandshark, Sandshark
Geigenrochen, Guitarra del Cabo, Poisson-guitare du Cap, Guitarfish, Lesser guitarfish, Lesser sandshark, Sandshark
Short Description
A guitarfish with a broad, wedge-shaped snout and pectoral disc [536]. Tan to dark brown above, white below [536]. Typical Cape color variant with numerous small eyespots (dark brown spot ringed with white and a brown margin) on back; Natal color variants with simple large dark spots [536].
A guitarfish with a broad, wedge-shaped snout and pectoral disc [536]. Tan to dark brown above, white below [536]. Typical Cape color variant with numerous small eyespots (dark brown spot ringed with white and a brown margin) on back; Natal color variants with simple large dark spots [536].
Distribution
Southeast Atlantic: Namibia to central Natal, South Africa. Record from Madagascar is uncertain (Ref. 3919). Source: www.gbif.org
Southeast Atlantic: Namibia to central Natal, South Africa. Record from Madagascar is uncertain (Ref. 3919). Source: www.gbif.org
Human uses
fisheries: commercial; gamefish: yes
fisheries: commercial; gamefish: yes
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]. 2-10 young born in the summer [536].
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]. 2-10 young born in the summer [536].
Remarks
shark-references Species-ID=14409;
shark-references Species-ID=14409;
Parasites (arranged by Jürgen Pollerspöck)
Ciliophora
Monogenea
Cestoda
Isopoda
Ciliophora
Monogenea
- Brancheocotyle imbricata Vaughan, Hansen & Chisholm, 2024 [33260]
- Neoheterocotyle robii Vaughan & Chisholm, 2010 [12252] [27172]
- Pseudoleptobothrium christisoni Vaughan & Chisholm, 2011 [13675] [27172]
- Scuticotyle cairae Vaughan, Hansen & Chisholm, 2024 [33260]
Cestoda
- Echinobothrium dougbermani Caira, Pickering, Schulman & Hanessian, 2013 [18038] [19536] [27172]
- Echinobothrium sp. [19536]
Isopoda