كاملات الرؤوس (chimaeras) >
Chimaeriformes (Chimaeras) >
Chimaeridae (Shortnose chimaeras or ratfishes)
Etymology: Chimaera: Named for the mythological creature composed of parts of multiple animals, referring to their odd mix of characteristics (See ETYFish); argiloba: argos (Gr.), white; lobos (Gr.), rounded projection, referring to distinct white posterior margin of first dorsal fin (See ETYFish).
More on authors: Last, White & Pogonoski.
Issue
Close to Chimaera phantasma Jordan & Snyder, 1900. Specimens collected off New Caledonia and Indonesia could be conspecific (Ref. 76966).
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية المعيشة; نطاق العمق 370 - 520 m (Ref. 76966). Deep-water; 18°S - 29°S, 113°E - 119°E (Ref. 76966)
Eastern Indian Ocean: off Northwest Australia. Questionably off Indonesia and New Caledonia.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 91.2 cm TL ذكر/ مختلط الجنس; (Ref. 76966); 87.7 cm TL (female)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
This species is distinguished from its congeners by the following characters: snout moderately long; skin relatively thick, non-deciduous; color uniformly silvery greyish dorsally and laterally, paler ventrally; preopercular and oral lateral line canals usually not sharing a common branch; long dorsal spine, longer than first dorsal fin; structure of the CO1 gene (Ref. 76966).
Caught over the upper continental slope (Ref. 76966).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Last, P.R., W.T. White and J.J. Pogonoski, 2008. Chimaera argiloba sp. nov., a new species of chimaerid (Chimaeriformes: Chimaeridae) from Northern Australia. In Last, P.R., White, W.T. & Pogonoski, J.J. (eds.): Descriptions of New Australian Chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. (Ref. 76966)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 4.3 - 12.8, mean 6.6 °C (based on 14 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00331 (0.00137 - 0.00798), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Deepwater species with few large eggs.).
Fishing Vulnerability (Ref.
59153): High vulnerability (56 of 100).
