Published March 17, 2021 | Version v1
Taxonomic treatment Open

Cruriraja parcomaculata

Description

Cruriraja parcomaculata (von Bonde & Swart, 1923)

Triangular Legskate

Raia parcomaculata von Bonde & Swart, 1923: 9, fig. 2, pl. 21. Syntypes: (several) BMNH 1935.7.14.1 (1). Type locality: KwaZulu-Natal, South Africa.

Local synonymy: Raja parcomaculata: von Bonde & Swart, 1923: 9, fig. 2, pl. 21; Norman, 1935: 46 (KZN, South Africa). Raia miraletus: Barnard, 1925: 68 (in part, for types of C. parcomaculata); Fowler, 1941: 375 (in part, KZN, South Africa), also including Raia parcomaculata von Bonde & Swart, 1923 (in synonymy). Cruriraja parcomaculata: Bigelow & Schroeder, 1948a: 550 (KZN, South Africa); Bigelow & Schroeder, 1953: 315 (KZN, South Africa); Bigelow & Schroeder, 1962: 199 (KZN, South Africa); Wallace, 1967a: 11, fig. 6 (rare off Durban); Hulley, 1970: 157, fig. 4, pl. 1a (in part, holotype lost, off Durban); Hulley, 1972a: 86, figs. 58–59 (in part); Hulley, 1986: 117, fig. 25.3 (in part); Compagno et al., 1989: 84, pl. (in part); Ebert, 2014: 57, fig. 78; Ebert & van Hees, 2015: 147; Last et al., 2016f: 29; Weigmann et al., 2016a: 480, fig. 21.6. Cruriraja triangularis: Smith, 1964: 290, pl. 28 (original description, = C. parcomaculata von Bonde & Swart, 1923); Hulley, 1986: 117, fig. 25.3; Compagno et al., 1989: 84, pl.; Compagno, 1999: 117; Ebert & Compagno, 2007: 122; Aschliman et al., 2010: 369 (synonym of C. parcomaculata). Cruriraja parcomaculata (von Bonde & Swart, 1923) = Crurirajatriangularis ’ (Smith, 1964): Compagno & Ebert, 2007: 143, fig. 8c; Ebert et al., 2008: 86; Weigmann, 2016: 963.

South Africa voucher material: BMNH 1935.7. 14.1 (1) (several syntypes C. parcomaculata). SAIAB [former RUSI] 50 (Paratype of C. triangularis), SAIAB 10092, SAIAB 10094, SAIAB 10095, SAIAB 10096, SAIAB 10097, SAIAB 188326, SAIAB 188974, SAIAB 189239.

South African distribution: Occurs from Durban north to the KZN border with Mozambique.

Remarks: A very small skate with a limited range from about Durban to southern Mozambique. It has a complicated taxonomic history due to it being described as C. triangularis (Smith, 1964) and most subsequent authors referring to the Eastern and Western Cape form as C. parcomaculata. The issue was resolved by Aschliman et al. (2010) who concluded that C. triangularis is a junior synonym of C. parcomaculata.

Conservation status: LC (2019).

Notes

Published as part of Ebert, David A., Wintner, Sabine P. & Kyne, Peter M., 2021, An annotated checklist of the chondrichthyans of South Africa, pp. 1-127 in Zootaxa 4947 (1) on page 89, DOI: 10.11646/zootaxa.4947.1.1, http://zenodo.org/record/4614567

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Additional details

References

  • von Bonde, C. & Swart, D. B. (1923) The Platosomia (skates and rays) collected by the S. S. " Pickle ". University of South Africa, Fisheries and Marine Biological Survey Report, 3 (5), 1 - 22.
  • Norman, J. R. (1935) Coast fishes, Part. I. The South Atlantic. ' Discovery' Reports, 12, 1 - 58.
  • Barnard, K. H. (1925) A monograph of the marine fishes of South Africa. Part I (Amphioxus, Cyclostomata, Elasmobranchii, and Teleostei-Isospondyli to Heterosomata). Annals of the South African Museum, 21, 1 - 418.
  • Fowler, H. W. (1941) The fishes of the groups Elasmobranchii, Holocephali, Isospondyli, and Ostarophysi obtained by the U. S. Bureau of Fisheries streamer " Albatross " in 1907 to 1910, chiefly in the Philippine Islands and adjacent seas. Bulletin United States National Museum, 100, 1 - 879.
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  • Bigelow, H. B. & Schroeder, W. C. (1953) Fishes of the Western North Atlantic Part 2. Sawfishes, guitarfishes, skates, rays and chimaeroids. Memoirs of the Sears Foundation for Marine Research, Series 1, 2, 1 - 588.
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  • Weigmann, S., Seret, B., Last, P. R. & McEachran, J. D. (2016 a) Pygmy skates. Family Gurgesiellidae. In: Last, P. R., White, W. T., de Carvalho, M. E., Seret, B., Stehmann, M. F. W. & Naylor, G. J. P. (Eds.), Rays of the World. Cornell University Press, Ithaca, New York, pp. 473 - 493. https: // doi. org / 10.1071 / 9780643109148
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