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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Eponymy: Dr Silvina Adela Menu-Marque is an Argentinean zoologist at the Department of Biological Sciences, University of Buenos Aires, where her doctorate was awarded (2002). [...] (Ref. 128868), visit book page.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar dasar (demersal). Subtropical
South America: San Juan province in Argentina.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 5.1 cm SL jantan/; (Ref. 95056)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
duri punggung lunak (Keseluruhan (total)) : 9 - 10; vertebrata, bertulang belakang: 38. Caudal peduncle length 22.0-23.9% SL; caudal peduncle expanded posteriorly toward caudal fin; absence of pelvic girdle and pelvic fin; 9-10 dorsal-fin rays (5-6 branched rays); 7 pectoral-fin rays; 38 vertebrae total, 9 opercular odontodes, 20 interopercular odontodes; wide supraorbital tendon bone (Ref. 93164); and the insertion point of the first proximal dorsal-fin pterygiophore posterior to the neural spine of vertebra 22 (Ref. 95056).
Body shape (shape guide): elongated.
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Fernández, L., E.A. Sanabria, L.B. Quiroga and R.P. Vari, 2014. A new species of Silvinichthys (Siluriformes, Trichomycteridae) lacking pelvic fins from mid-elevation localities of the southern Andes, with comments on the genus. J. Fish Biol. 84(2):372-382. (Ref. 95056)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00759 (0.00332 - 0.01733), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |