The Nature LibraryEN·ES
GBIF·2420499speciesAnimalia82 occurrence records
  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classElasmobranchii
  4. ›orderMyliobatiformes
  5. ›familyUrotrygonidae
  6. ›genusUrotrygon
No openly licensed image yet. Many species are known only from a description and a specimen in a drawer.
IUCN CR · Critically endangered

Smalleyed Round Stingray

Urotrygon microphthalmum Delsman, 1941

Also calledKleinoogdoornrog (nld) · Raia-disco-do-Atlântico (por) · tlustoocaska drobnooká (ces) · オグロウスエイ (jpn)

First described in: Delsman, N. C. 1941. Résultats scientifiques des croisières du Navire-école Belge “Mercator”, vol. III, No. 3. Pisces. Mém. Mus. R. Hist. Nat. Belg., 2(21): 47-82.

This species is catalogued but little written about: there is no encyclopaedia article for it yet. What the world knows is in its records below and in the literature linked under “In the stacks”.

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Where it has been recorded

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

Searching the stacks…

Every page naming Urotrygon microphthalmum in the Biodiversity Heritage Library →

From the GBIF Backbone Taxonomy and occurrence records (GBIF.org), with Wikipedia and the Source Library. GBIF species 2420499.