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Devario memorialis Sudasinghe, Pethiyagoda & Meegaskumbura, 2020 Aranayaka danio |
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photo by
Hiranya Sudasinghe |
| Family: | Danionidae (Danios), subfamily: Danioninae | |||
| Max. size: | 5.58 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Asia: Sri Lanka. | |||
| Diagnosis: | This species is distinguished from its congeners (in Sri Lanka and the peninsular-India) by the following characters and character states: branched dorsal-fin rays 8; analfin origin on vertical through dorsal-fin origin; dorsal-fin base length 13.1-16.5% SL; uninterrupted P stripe 2 scales wide anteriorly, beginning between verticals through pectoral- and pelvic-fin origins; anterior bars on body are indistinct or absent; interstripes I and I + 1 are narrow, about ΒΌ-? times width of P stripe; lower jaw with mediodorsal band of 2-3 rows of tubercles; rostral barbel 4.1-8.9% HL; body depth 20.4-23.5% SL; the first infraorbital smooth, without process; lateral-line scales 38-46; circumpeduncular scales 15-16 (Ref. 127711). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||