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Barathronus roulei Nielsen, 2019 |
| Family: | Bythitidae (Livebearing brotulas) | |||
| Max. size: | 10 cm SL (male/unsexed) | |||
| Environment: | bathypelagic; marine | |||
| Distribution: | Northeast Atlantic: Azores. | |||
| Diagnosis: | Dorsal soft rays (total): 71-71; Anal soft rays: 66-66; Vertebrae: 82-82. This species is distinguished from its congeners by the following set of characters: D 71, A 66; precaudal vertebrae 34, total 82; origin of dorsal fin above vertebra 29; anterior gill arch with 26 long rakers; peritoneum dark; paired bulbs at basis of penis not developed; no ventral flexure of anteriormost vertebrae; vomer with one fang in each side and 2–3 small, pointed teeth in between (Ref. 121928). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||