Macrocephenchelys nigriventris
Macrocephenchelys nigriventris Lin, Shao & Smith, 2018
Descrita por primera vez en: Lin, J.; Shao, K.-T.; Smith, D. G. (2018). The eel genus Macrocephenchelys (Anguilliformes: Congridae) in Taiwan, with description of a new species. <em>Zootaxa.</em> 4454(1): 186.
Descripciones de listas y floras indexadas por GBIF
discussion
Remarks. Newly described in this volume by Lin et al. (2018). This species is commonly collected from off northeastern and southwestern Taiwan, by bottom trawl.
Checklist of eels of Taiwan (orders Anguilliformes and Saccopharyngiformes): An update
description
Description. MeASUReMeNTS IN PeRCeNT % TL: PAL 24.4 – 28.0, TAIL 75.0 – 75.6, TR 12.5 – 15.7, PDL 16.7 – 19.8, HL 10.4 – 12.7, DGO 4.4 – 6.0, DA 3.4 – 5.6. IN % PAL: TR 49.2 – 57.8, PDL 64.6 – 77.8, HL 42.2 – 50.8. IN % HL: S 18.3 – 27.4, E 8.3 – 14.9, IOW 10 – 18.7, UJ 18.6 – 25.5, LJ 17.1 – 22.5, GO 7.7 – 14.8, IB 19.7 – 38.7, PL 38.3 – 53.3. POReS: PALL 19 – 24, PDLL 13 – 14, PGLL 5 – 6. SO 3, IO 4 + 1 + 0, POM 5 (2 + 3), ST 0 (ONe PARATYPe, TOU-AE 6754, HAS 1 PORe NeAR fIRST LATeRAL-LINe ON THe LefT SIDe Of ST CANAL). FIN RAYS: PADR 19 – 26, PR 12 – 13. VeRTeBRAe: PDV 12 – 16, PAV 22 – 25, PCV 31 – 36, TV 125 – 135. BODY MODeRATe, CYLINDRICAL ANTeRIORLY, LATeRALLY COMPReSSeD POSTeRIORLY, TAIL SLeNDeR BUT NOT gReATLY ATTeNUATe. ANUS LOCATeD ANTeRIORLY, BefORe MID-BODY, PReANAL DISTANCe ABOUT ONe fOURTH TL. PeCTORAL fIN WeLL DeVeLOPeD, SLeNDeR, THe eND Of PeCTORAL fIN ReACHINg LeVeL Of DORSAL-fIN ORIgIN. DORSAL fIN CONfLUeNT WITH ANAL fIN AND CAUDAL fIN; ORIgIN Of DORSAL fIN BeHIND gILL-OPeNINg, AT MID-LeNgTH Of TRUNK AND ABOVe TIP Of PeCTORAL fIN; fIN HeIgHT ABOUT ONe fOURTH BODY DePTH. CAUDAL fIN MODeRATeLY DeVeLOPeD. GILL OPeNINg LATeRAL, UPPeR eDge CLOSe TO LATeRAL-LINe. HeAD
The eel genus Macrocephenchelys (Anguilliformes: Congridae) in Taiwan, with description of a new species
description
THe M. brachialis CLADe DIffeRS fROM THe M. brevirostris CLADe BY 14.1 % ON AVeRAge (SE = 0.016; MINIMUM DISTANCe Of 13.7 % AND MAxIMUM DISTANCe Of 14.3 %). THe M. brevirostris CLADe DIffeRS fROM THe M. nigriventris CLADe BY 10.1 % ON AVeRAge (SE = 0.014; MINIMUM DISTANCe Of 9.6 % AND MAxIMUM DISTANCe Of 10.6 %). THe M. brachialis AND M. nigriventris CLADeS DIffeR BY 13.9 % ON AVeRAge (SE = 0.017; MINIMUM DISTANCe Of 13.7 % AND MAxIMUM DISTANCe Of 14.4 %).
The eel genus Macrocephenchelys (Anguilliformes: Congridae) in Taiwan, with description of a new species
description
Yilan, northeastern Taiwan: TOU-AE 6754 (1, MATURe feMALe, 216 MM), DA-xI, YILAN, NE TAIWAN, 16 OCT. 2012; TOU-AE 7228 (1, 212); USNM 268811 (1, 207), DA-XI, TAIWAN, 30 SeP. 1969; ALL COLLeCTeD fROM Off DAxI fISHINg PORT. TOU-AE 6894 (1, MATURe feMALe, 180 MM), NAN-fANg-AO, 19 JUL. 2012.
The eel genus Macrocephenchelys (Anguilliformes: Congridae) in Taiwan, with description of a new species
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