分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Goodeidae (Splitfins) > Goodeinae
Etymology: Allotoca: Greek, allos = other + Greek, tokos = birth (Ref. 45335). The transliterated Latin terminal part of the compound name ('tocus') was changed to 'toca', thus the genus is feminine (Ref. 35111).
More on author: Meek.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水; 半咸淡水 居于水底的; pH range: 6.8 - 7.4; dH range: 5 - 10. 熱帶; 22°C - 27°C (Ref. 26130); 21°N - 19°N
Central America: endemic to the Lerma River basin, Mexico.
中美洲: Lerma 河流域，墨西哥的特有種。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 26130); 12.0 cm (female)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Viviparous. Gestation lasts for about 55 days. Produces 10 to 50 young.中美洲: Lerma 河流域，墨西哥的特有種。
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
世界自然保护联盟红皮书 (Ref. 130435)
极度濒危 (CR) (B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)); Date assessed: 17 April 2018
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00475 - 0.03188), b=3.01 (2.79 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.8 ±0.32 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
