分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Callichthyidae (Callichthyid armored catfishes)
美鯰科 (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 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 居於水底的.
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Brazil.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 4.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 137524)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
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.
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
人類使用
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特別的報告
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基於模型的估計
系統發育多樣性指數 (參考文獻 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). |
營養階層 (參考文獻 69278) |
2.9 ±0.3 se; based on size and trophs of closest relatives |
回復力 (參考文獻 120179) |
高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.). |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |