Atlantoraja cyclophora

(Regan, 1903)

Eyespot skate
Classification: Elasmobranchii Rajiformes Arhynchobatidae

Reference of the original description
Regan, C.T. (1903)
On a collection of fishes made by Dr. Goeldi at Rio Janeiro. Proceedings of the Zoological Society of London, 1903(2), 59–68

Image of the original description
No image in first description.

Synonyms / new combinations and misspellings
Atlantoraja ciclophora, Raia cyclophora, Raja cyclophora, Raja (Atlantoraja) ciclophora, Raja (Atlantoraja) cyclophora, Rioraja cyclophora

Atlantoraja cyclophora
Syntype: BMNH: 1903.6.9.134 BMNH: 1903.6.9.135

Description :

Citation: Atlantoraja cyclophora (Regan, 1903): In: Database of modern sharks, rays and chimaeras,, World Wide Web electronic publication, Version 04/2024

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Atlantoraja cyclophora (Regan, 1903), Male mature, TL (cm)= 55 cm, Southeastern Brazzil (42°–47°W), © Bianca de Sousa Rangel, Universidade de Sao Paulo, Brazil
Common names
spa Raya de círculos, eng Eyespot skate, eng Ray, por Arraia-carimbada, por Raia-carimbada, por Raia-santa

Western Atlantic: off the east coast of Brazil (Ref. 8630) from Cabo Frio southwards to Argentina [19579]. Source:

Oviparous, paired eggs are laid. Embryos feed solely on yolk [733]. Eggs have horn-like projections on the shell [17086].

Size / Weight / Age
74.0 cm TL (male/unsexed; [19579]); 36.2 cm WD (female)

demersal; marine; depth range ? - 150 m [19579]

shark-references Species-ID=471;

Parasites (arranged by Jürgen Pollerspöck)
  • Calicotyle similis (Szidat, 1972) Timofeeva, 1985 [17436] [22565]
  • Empruthotrema orashken Irigoitia, Braicovich, Rossin, Canel, Levy, Farber & Timi, 2019 [27765]

  • Pontobdella moorei Oka, 1910 [16985]