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Gymnura hirundo (Lowe, 1843) Madeira butterfly ray |
| Family: | Gymnuridae (Butterfly rays) | |||
| Max. size: | 167 cm WD (male/unsexed) | |||
| Environment: | demersal; marine | |||
| Distribution: | Eastern Central Atlantic: Madeira Islands. Southwest Atlantic: southern Brazil. Validity of this species questioned in Compagno's 1999 checklist (Ref. 35766). | |||
| Diagnosis: | ||||
| Biology: | Holotype measured 167 cm WD (Ref. 4439). Ovoviviparous (Ref. 50449). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||