Eleotris sahanaensis
Eleotris sahanaensis Mennesson & Keith, 2020
Also calledGuavina-de-Sahana (por)
First described in: Mennesson, M. I.; Keith, P. (2020). Eleotris (Teleostei: Eleotridae) of the Indian Ocean: an overview with the description of three new species. <em>Société Française d'Ichtyologie.</em>
Descriptions from checklists and floras indexed by GBIF
description
Description Scale counts in Eleotris sahanaensis sp. nov. and related species are given in table III, ray counts in table IV and morphometrics in table V. Below, the holotype counts are given first followed in brackets, if different, by the paratype counts. The body is elongated. The body depth at anus is 22 (16 % SL) and the caudal peduncle depth is 12 (11 % SL). Predorsal length 47 (46 % SL) and preanal length 63 (61 % SL). The head 32 (30 % SL) is broad and depressed, the snout is pointed. Eyes high on head. The mouth is quite large, as jaw length 11 (9 % SL), and oblique, the posterior margin of upper jaw reaches the vertical through the two thirds of the eye. Upper and lower jaws with multiple rows of small inwardly curved teeth. Dorsal fins VI-I, 8 - 9; D 1 separate from and smaller than D 2; spines not elongated. Anal fin I, 8 - 9 and directly opposite to second dorsal fin. Pelvic fins separate, I, 5. Pectoral fins 15. Caudal fin pointed with 15 branched rays. Cycloid scales on top of head, nape, cheek, operculum, pectoral fin base, prepelvic region, and abdomen. Ctenoid scales covering flanks. No lateral line canals. 55 (54) scales in lateral series, 29 (30) in predorsal se
Eleotris (Teleostei: Eleotridae) of the Indian Ocean: an overview with the description of three new species
diagnosis
Diagnosis The species is distinguished by: second and fourth suborbital free neuromast rows on cheek extending ventrally past horizontal row d (‘ 2.4 ’ pattern), row os not connected with row oi at ventro-posterior margin of operculum (‘ open’ pattern); 15 pectoral fin rays; no teeth on vomer; 54 - 55 scales in lateral series and 29 - 30 scales in predorsal series.
Eleotris (Teleostei: Eleotridae) of the Indian Ocean: an overview with the description of three new species
distribution
Distribution Currently known only from Madagascar. It was found in sympatry with E. pellegrini and E. diamsoi (this paper).
Eleotris (Teleostei: Eleotridae) of the Indian Ocean: an overview with the description of three new species
etymology
Etymology The new species is named after the Sahana River, type locality, where many species of Eleotris were found.
Eleotris (Teleostei: Eleotridae) of the Indian Ocean: an overview with the description of three new species
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 Eleotris sahanaensis in the Biodiversity Heritage Library →
From the GBIF Backbone Taxonomy and occurrence records (GBIF.org), with Wikipedia and the Source Library. GBIF species 11205050.