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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Siluriformes (Catfishes) >
Callichthyidae (Callichthyid armored catfishes) > Corydoradinae
Etymology: Brochis: Greek, brogchia, -as = throat, trachea (Ref. 45335); costai: Named after Wilson Costa, who first collected and identified the species as new, in 1999.
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. Tropical
South America: Brazil.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 4.5 cm SL オス/雌雄の選別がない; (Ref. 137524)
簡単な記述
検索表 | 形態学 | 形態計測学
This species is distinguished by the following characters: presence of series of large irregular dark brown blotches on dorsal and lateral surfaces of body from anteriormost lateral plates to caudal peduncle; five well delimited large dark brown blotches from the caudal fin base to the posterior margin of opercle, along the junction of dorsal and ventral plates on the midline of body, and lower region of cleithrum dark ; parapophyses of fourth free vertebra reduced and separated from each other, not fused into a haemal arch; 5 pairs of ribs; odontodes present on infraorbitals and opercle; nuchal plate not in contact with supraoccipital plate; first haemal arch present on sixth free vertebra, precaudal vertebra 7-9; non-segmented rays on A i; short head length 32.0-35.8 % mm SL, and head depth 90.7-96.6 % mm HL (Ref. 138431).
Body shape (shape guide): elongated; Cross section: angular.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Dias, A.C., L.F.C. Tencatt, F.F. Roxo, G.S.C. da Costa Silva, S.A. Santos, M.R. Britto, I. Taylor and C. Oliveira, 2024. Phylogenomic analyses in the complex Neotropical subfamily Corydoradinae (Siluriformes: Callichthyidae) with a new classification based on morphological and molecular data. Zool. J. Linn. Soc. 203(3):1-31. (Ref. 137524)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00287 - 0.01912), b=3.14 (2.91 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
2.9 ±0.3 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). 🛈 |