分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Cnesterodon: Greek, knester, -eros = scraper (Ref. 45335); pampeanus: Name 'pampeanus' from the type locality of the species, Pampa.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: Argentina.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 2.0 cm SL オス/雌雄の選別がない; (Ref. 138477)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 7; 臀鰭: 7 - 8; 脊つい: 31. This species is distinguished from its congeners by the following set of characters: 7-10 irregular dark-brown dashes on the flanks, becoming circular toward the caudal end, with spots covering 1-3 scales in transverse row; dark-brown longitudinal line along flank; males and juvenile females with dark midventral postanal line, extending to caudal peduncle; post-gonopodium blotch absent in flanks of males and juvenile females; bony style at gonopodial tip of adult males relatively short and strongly curved dorsally, bearing a V-shaped ventral structure, formed by two short bony projections at its subdistal end; bony style covered by a broad membrane; terminal filament of gonopodium absent; and snout pointed and long (18.3%-24.9% HL) (Ref. 138477).
Body shape (shape guide): elongated; Cross section: oval.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Taglioretti, V., M.A. Rossin, M.M. Irigoitia and J.T. Timi, 2025. Masked behind Cnesterodon decemmaculatus (Cyprinodontiformes: Poeciliidae): integrative taxonomy uncovers a new Cnesterodon species with broad ecological and biogeographic implications. Can. J. Zool. 103:1-18. (Ref. 138477)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 興味がない
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00851 (0.00379 - 0.01909), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.0 ±0.4 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |