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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Vandelliinae
Etymology: oscarleoni: Name 'oscarleoni' in honor of Oscar Leon Mata, curator of the fish collection of the Museo de Ciencias Naturales in Guanare.
Eponymy: Dr Domenico Agostino Vandelli (1735–1816) was an Italian naturalist who maintained a lengthy correspondence with Linnaeus. [...] (Ref. 128868), visit book page.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
; स्वच्छ जल, अलवण जल बेनथोपिलाजिक. Tropical
South America: Venezuela.
आकार / वज़न / आयु
परिपक्व अवधि: Lm ?  range ? - ? cm
Max length : 1.9 cm SL पुल्लिंग / अलिंग; (Ref. 137619)
संक्षिप्त वर्णन
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण) : 1; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 8 - 9; गुदा कांटा: 2; ऐनल सौफट रेज़: 5 - 6; जानवरों की रीड़ का जोड़: 38 - 39. This species is distinguished by the following set of characters: broadly convex hook-shaped flange extending anteriorly from the parietosupraoccipital into the cranial fontanel; teeth on median premaxilla 10; medial teeth on premaxilla 2; scalpelloid teeth 4; dentary teeth 2; posteriorly directed opercular odontodes; opercular odontodes 11-15; slightly forked distal margin of maxilla; free branchiostegal membrane across the isthmus; an anterior osseous flange on the ascending process of opercle; median premaxilla as wide as long; median premaxilla connected to mesethmoid main axis via bilateral dorsal flanges; absence of an anteromedial notch on the mesethmoid; first anal-fin pterygiophore at vertical anterior to haemal spine of 22nd vertebra; vertebrae 38-39; principal dorsal-fin rays 9; parasphenoid being 3× longer than wide; absence of an anteromedial process on autopalatine (Ref. 137619).
Body shape (shape guide): elongated; Cross section: oval.
This species is found in rivers with substrate composed of cobble and gravel or bedrock and sand (Ref. 137619).
जीवन चक्र और संभोग व्यवहार
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Henschel, E., J.N. Baskin, R. Collins and N.K. Lujan, 2024. A revised diagnosis of the blood-feeding candiru genus Paravandellia (Siluriformes: Trichomycteridae: Vandelliinae) with descriptions of three new species. American Museum Novitates 4024:1-36. (Ref. 137619)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: कोई रुचि बग़ैर
साधन
विशेष रिपोर्ट
XML डाउनलोड करें
इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
जातिवृति विविधता सूचकांक (संदर्भ
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
ट्रॉफिक स्तर (संदर्भ
69278): 3.1 ±0.5 se; based on size and trophs of closest relatives
मछली पकड़ने की भेद्यता (Ref.
59153): Low vulnerability (10 of 100).
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