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Gonorynchiformes (Milkfishes) >
Kneriidae (Shellears)
Etymology: thysi: Dedicated to Dirk Thys van den Audenaerde from the Royal Museum for Central Africa (Belgium), who collected the type specimens of Parakneria thysi in difficult and even dangerous circumstances (Ref. 89136).
More on author: Poll.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical; 18°C - 22°C (Ref. 13614)
Africa: endemic to the Lufira (upper Lualaba basin) in Democratic Republic of the Congo (Ref. 2970, 89136).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 5.1 cm TL ذكر/ مختلط الجنس; (Ref. 3565)
وصف مختصر
الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع): 0; الأشعة الظهرية الناعمة (المجموع): 11; شوكة شرجية 0; أشعه شرجية لينه: 9; فقرات: 39. Diagnosis: body depth 6.4-7.1 times in SL; head length 3.8-4.3 times in SL; snout rounded, its length 2.5-2.9 times in HL; eye superolateral, its diameter 5.1-5.5 times in HL, 1.4-1.7 times in interorbital distance, 1.8-2.1 times in snout length; dorsal fin origin about 1.1 times further from snout tip than from caudal fin origin; anal fin origin 1.4-1.6 times further from pelvic fin origin than from caudal fin origin; pectoral fin large, its length 4.9-5.4 times in SL, 0.7-0.9 times length of head; pelvic fin 6.4-7.1 times in SL, 1.5-1.7 times in HL; caudal peduncle 1.7-1.9 times as long as deep (Ref. 89136).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Poll, M., 1984. Kneriidae. p. 129-133. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 3565)
IUCN Red List Status (Ref. 130435)
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