Elasmobranchii (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Discopyge: Greek, diskos = disc shape + Greek, pyge = tail (Ref. 45335); castelloi: Named for H.P. Castello.
Eponymy: Dr Hugo Patricio Castello is an Argentine zoologist, marine biologist and ichthyologist who gave the holotype of this electric ray to the describers, suggesting it might be new to science. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; pelagic-neritic; depth range 35 - 55 m (Ref. 114953). Tropical; 38°S - 45°S, 58°W - 66°W (Ref. 114953)
Southwest Atlantic: Necochea and Camarones (off Argentina).
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 30.7 cm TL (female)
Benthic on inner continental shelf. Smallest known size of newborn, still with umbilical scars is 9-10 cm TL. Rarely captured and life history unknown (Ref. 114953).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Menni, R.C., G. Rincón and M.L. García, 2009. Discopyge castelloi sp. Nov. (Torpediniformes, Narcinidae), una nueva especie de raya eléctrica del Mar Argentino. Revista del Museo Argentino de Ciencias Naturales "Bernardino Rivadavia", n.s.,10(1):161-171. (Ref. 81090)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Tools
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![Image of Discopyge castelloi (Castello\](/images/thumbnails/jpg/tn_Dicas_f0.jpg "Image of Discopyge castelloi (Castello\")
