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Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Prognatholiparis: Greek, pro = in front of + gnathos = jaw + Liparis, a genus of snailfishes, referring to the protruding jaw, which distinguishes this genus from all other liparid genera; ptychomandibularis: Name from Greek 'ptychos' = fold + Latin 'mandibula' = jaw, referring to the skin folds on the snout and along the ventral margin of the mandible.
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
समुद्री बाथीड़िमरसल; गहराई सीमा ? - 455 m (Ref. 51661). Deep-water
Northeast Pacific: Seguam Pass, east of Seguam Island.
आकार / वज़न / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.8 cm SL पुल्लिंग / अलिंग; (Ref. 57784)
Short description
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 37; ऐनल सौफट रेज़: 30; जानवरों की रीड़ का जोड़: 41. This species is distinguished by the following set of characters: projecting lower jaw anterior to upper jaw; distinct flaps and folds of skin on snout, upper jaw, and ventral portion of mandible; large pelvic disc 37.4% HL; slender body; depth at pectoral fin base 20.5% SL, at anal-fin origin 19.0% SL; 2-6-8-1 pattern of cephalic lateralis pores, no coronal and post coronal pores; 2 epurals that are fused at the base; autogenous hypural plates; with pleural ribs; no pseudobranchiae; no subcutaneous layer; no pyloric caeca (Ref. 57784).
Species typical of moderately deep waters. Holotype had ostracods and rocks found in its stomach (Ref. 57784). Minimum depth from Ref. 58018.
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Orr, J.W. and M.S. Busby, 2001. Prognatholiparis ptychomandibularis, a new genus and species of the fish family Liparidae (Teleostei: Scorpaeniformes) from the Aleutian Islands, Alaska. Proc. Biol. Soc. Wash. 114(1):51-57. (Ref. 57784)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (Ref.
123201): 3.7 - 4.1, mean 3.8 °C (based on 5 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00237 - 0.01161), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
लौटाव (Ref.
120179): ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).