| 词条 | Adontosternarchus |
| 释义 |
| name = | image = Adontosternarchus balaenops.jpg | image_caption = Adontosternarchus balaenops | regnum = Animalia | phylum = Chordata | classis = Actinopterygii | ordo = Gymnotiformes | familia = Apteronotidae | genus = Adontosternarchus | genus_authority = M. M. Ellis in C. H. Eigenmann, 1912 }}Adontosternarchus is a genus of ghost knifefishes found in Amazon and Orinoco river basins in tropical South America. They have blunt snouts, a dark-spotted or -mottled pattern on a pale background (however, spotting/mottling can be so dense that individuals appear almost all dark) and reach up to {{convert|18.5-32.2|cm|in|abbr=on}} in total length.[1][2][3] They feed on zooplankton and can be found quite deep, with A. devenanzii recorded down to {{convert|84|m|ft|abbr=on}}.[1] SpeciesThere are currently six recognized species in this genus:[2][3]
References1. ^1 {{cite book | editor1=van der Sleen, P. | editor2=J.S. Albert | year=2017 | title=Field Guide to the Fishes of the Amazon, Orinoco, and Guianas | publisher=Princeton University Press | page=325 | isbn=978-0691170749 }} {{Taxonbar|from=Q4684545}}{{Gymnotiformes-stub}}2. ^1 {{FishBase genus | genus = Adontosternarchus| month = August | year = 2017}} 3. ^1 2 de Santana, C.D. & Vari, R.P. (2012): New Species of Adontosternarchus (Gymnotiformes, Apteronotidae) from the Rio Purus Basin, Brazil. Copeia, 2012 (3): 535-540. 4 : Apteronotidae|Fish of South America|Freshwater fish genera|Taxa named by Max Mapes Ellis |
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