分類 / Names
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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Prognathodes: Greek, pro = first, in front of + Greek, gnathos = jaw (Ref. 45335); geminus: Name from Latin adjective for 'twin'; referring to its similarity in color to P. basabei> from the Hawaiian Islands..
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の; 深さの範囲 110 - 150 m (Ref. 120553). Tropical
Western Central Pacific: Caroline Is., Palau I.
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm
Max length : 7.1 cm SL オス/雌雄の選別がない; (Ref. 120553)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 13; 背鰭 (合計) : 17 - 19; 肛門の骨: 3; 臀鰭: 15; 脊つい: 24. This species is distinguished by the following set of characters: D XIII, 17-19; A III,15; head 2.48-2.49 in SL; body depth 1.71-1.76 in SL; length of pelvic-fin spine 4.18-4.46 in SL. Colour of body white with three broad dark brown bands, the first intersecting the eye (Ref. 120553).
Occurs in association with limestone outcroppings on steep slopes and the type specimens were collected in an area with broken limestone rubble (Ref. 120553). FishBase common name coined by authors.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Copus, J.M., R.L. Pyle, B.D. Green and J.E. Randall, 2019. Prognathodes geminus, a new species of butterflyfish (Teleostei, Chaetodontidae) from Palau. ZooKeys 835:125-137. (Ref. 120553)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01117 - 0.04486), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).