Common names from other countries
分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes)
電鰻目 (Knifefishes) >
Sternopygidae (Glass knifefishes)
胸肛魚科 (Glass knifefishes)
Etymology: Archolaemus: Greek, archo = anus + Greek, laimos = throat (Ref. 45335); janeae: Named for Jane Mertens of Humboldt Universität zu Berlin for her assistance to the second author..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; pH range: 5.5 - ?. 31°C - ? (Ref. 93148)
South America: Rio Xingu and upper Rio Tapajós, Amazon basin, Brazil.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 40.2 cm TL 雄魚/尚未辨別雌雄; (Ref. 93148)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
臀鰭軟條: 205 - 228. Distinguished by the following combination of characters: gape relatively long, the rictus falling short posteriorly of the vertical through the posterior naris; the anteroposterior length of premaxilla equal to the transverse width; teeth on the dentary occupying most of the dorsal margin; two or three teeth arranged in a single row on the internal surface of the endopterygoid; 15-17 scales above the lateral line at the midbody; the length of the coronomeckelian bone less than 20% the length of Meckel’s cartilage; length of the
posterior ceratohyal 1.5 times the length of the ventral hypohyal; the length of the caudal filament 16.0-25.7% LEA; depth of the caudal filament 5.6-11.2% CL; presence of a narrow dark stripe along the lateral line and a broad band of dusky to dark pigmentation overlying the basal pterygiophores of the anal fin; 19-21 pectoral-fin rays; 205-228 anal-fin rays; head
length at the opercle 13.5-14.7% LEA (Ref. 93148).
Collected in river with pronounced current that was faster towards the centre of the channel, with the substrate in the sampled areas formed by pebbly sand. Also found in the main stream of shallow rapids and small waterfalls, always over a rocky bottom (Ref. 93148).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Vari, R.P., C.D. de Santana and W.B. Wosiacki, 2012. South American electric knifefishes of the genus Archolaemus (Ostariophysi, Gymnotiformes): undetected diversity in a clade of rheophiles. Zoological Journal of the Linnaean Society 165:670-699. (Ref. 93148)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 07 November 2018
CITES (Ref. 128078)
Not Evaluated
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