IngliżA medium-sized species of Squalus of the ‘highfin megalops group’ is characterized by the following combination of characters: snout relatively short; first dorsal fin tall and upright, upper posterior margin almost straight; caudal fin with broad white posterior margin, no dark caudal bar; flank denticles tricuspid. These characters clearly differentiate this species from the three other sympatric Squalus species. Squalus formosus is morphologically closest to S. albifrons from eastern Australia but differs in the following characters: first dorsal fin with a distinct, broad white anterior margin (v. no distinct white marking); second dorsal fin height 5.7–6.4 v. 4.3–5.1% LT; first dorsal fin height 9.0–10.5 v. 7.7–8.9% LT, anterior margin 12.4–14.6 v. 10.9–12.7% LT; eye slightly larger 4.8–5.3 v. 4.4–4.8% LT. Squalus formosus can be further distinguished from other Squalus species in the following combination of characters: pre-second dorsal length 3.7–4.4 times pectoral-fin anterior margin; preoral length 2.2–2.3 times horizontal prenarial length; head length 4.0–4.7 times eye length; interorbital width 1.4–1.6 times horizontal preorbital length; posterior margin of second dorsal fin deeply concave; second dorsal-fin spine with a broad base; dorsal surface of head dark, sharply demarcated from paler ventral surface; 45–46 monospondylous centra, 94–95 precaudal centra, 123–124 total centra; adult maximum size at least 73 cm LT (Ref. 87791).
Dehra traduzzjoni
Tradott mill-Ingliż minn BING
Din it-traduzzjoni hija purament indikattiva: minħabba l-kwalità limitata tat-test sors, id-deskrizzjonijiet morfoloġiċi huma disponibbli biss bl-Ingliż fil-verżjoni BETA tas-sistema. L-informazzjoni multilingwi se tkun disponibbli fil-ħarġiet futuri.
MaltiSpeċi ta'daqs medju ta ' l- Squalus tal-`grupp ta' megalops ta' l-highfin` hija karatterizzata mill-għaqda li ġejjin tal-karattri: geddum relattivament qasir; ewwel gangliji tad-denb twil u wieqaf, upper marġini posterjuri kważi dritti; denb b ' marġini abjad posterjuri wiesgħa, ebda bar kawdjali fid-dlam; tricuspid denticles il-ġenb. Dawn il-karattri iddifferenzja b'mod ċar din l-ispeċi mit-tliet sympatric Squalus speċi oħra. Squalus formosus hija morfoloġikament eqreb lejn S. albifrons mill-Lvant tal-Awstralja iżda tvarja fil-karattri li ġejjin: ewwel gangliji ġwienaħ b ' distinti, wiesgħa abjad anterjuri marġini (v. ebda distinti abjad immarkar); it-tieni gangliji ġwienaħ għoli 5.7 – 6.4 v. LT 4.3 – 5.1%; ewwel gangliji ġwienaħ għoli 9.0 – 10.5 v. 7.7 – 8.9% LT, marġini anterjuri 12.4 – 14.6 v. LT 10.9 – 12.7%; għajn kemmxejn akbar 4.8 – 5.3 v. 4.4 – 4.8% LT. Squalus formosus jistgħu jkunu distinti aktar minn oħrajn Squalus ta ' l-ispeċi fil-kombinazzjoni li ġejjin tal-karattri: qabel it-tieni tul dorsali 3.7 – 4.4 ħinijiet mhux denbu marġini anterjuri; it-tul preoral 2.2 – 2.3 darbiet it-tul orizzontali ta ' l-prenarial; tul ewlieni 4.0 – 4.7 darbiet it-tul ta ' għajn; wisgħa interorbitali sat 1.4 – 1.6 drabi tul preorbital orizzontali; marġini posterjuri ta ' l-it-tieni gangliji tad-denb profondament konkavi; l-ispina dorsali denbu tieni b ' bażi wiesgħa; wiċċ dorsali ta ras skur, demarkati drastikament minn wiċċ bridges dulliegħa; 45 – 46 monospondylous centra, centra precaudal 94 – 95, 123 – 124 totali centra; adulti massimu daqs mill-inqas 73 ċm LT (Ref. 87791).