| Rivulidae (Rivulines), subfamily: Cynolebiinae |
| 3.93 cm SL (male/unsexed) |
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benthopelagic; freshwater; pH range: 5.17 |
| South America: Currently known only for type locality, in the Encruzilhada do Sul municipality, from a small temporary pond at an altitude of 46 m; associated with the floodplain of the Arroio Abranjo, in the middle course of the Rio Camaquã basin, Laguna dos Patos system, in flat areas surrounded by hills in geomorphological units of the Crystalline Shield of the Rio Grande do Sul State (Ref. 118216). |
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Dorsal soft rays (total): 15-23; Anal soft rays: 17-25; Vertebrae: 28-29. Diagnosis: Austrolebias bagual differs from all other species of Austrolebias by the unique colour pattern on the body and dorsal fin in males; usually consists of an overall light brown to dark brown coloration with 3-6 dark grey, narrow vertical bars, bars becoming gradually shorter and fainter towards caudal peduncle (vs. never similar colour patterns); dorsal fin light bluish-green, with 5-7 black vertical bars extending from the base to the medial portion of the fin (vs. absence of a such pattern in the remaining Austrolebias; females lack the pair of black spots arranged vertically in close proximity on the posterior portion of the caudal peduncle, sometimes coalescing to form an 8-shaped blotch, typical of most of the A. adloffi species group (except A. arachan and A. viarius) (Ref. 118216). |
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Critically Endangered (CR); Date assessed: 28 December 2020 (B1ab(ii,iii)+2ab(ii,iii)) Ref. (130435)
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| harmless |
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