Plectranthias lamillai, a new Anthiine fish species (Perciformes, Serranidae) from the Juan Fernández Archipelago, Chile

Authors

  • José Rodrigo Rojas M. Instituto de Zoología, “Ernst F. Kilian”, Universidad Austral de Chile
  • Germán Pequeño R. Instituto de Zoología, “Ernst F. Kilian”, Universidad Austral de Chile

DOI:

https://doi.org/10.3989/scimar.1998.62n3203

Abstract


Plectranthias lamillai new species, is described and illustrated as a new anthiine serranid fish from Alejandro Selkirk Island, the westernmost island of the Juan Fernández Archipelago, about 700 km west of Chile at 33°45´S, 80°51´W. The following combination of characters distinguishes it from all other serranids: dorsal fin rays X,16; principal caudal-fin rays 17 (8+9); pectoral-fin rays 16; gillrakers 28 (8+20); tubed lateral-line scales 40-41; 10 rows of scales on cheek; maxilla narrow and rounded; posterior margin of bony opercle with three spinous processes, the middle one largest; subopercle 2-6 small serrae; pseudobranch with 24 filaments; circumpeduncular scales 16; pelvic fin inserted beneath base of pectoral fin, the tip reaching a vertical through base of tenth dorsal-fin spine, falling short of the anus; a broad red bar from sixth dorsal-fin spine to base of fifth ray, extending to anus and above anal fin as a narrow band that widens on the peduncle and then bifurcates over the upper and lower margins of the caudal fin; rest of the caudal fin yellowish. Pectoral fins orange; pelvic and anal fins whitish.

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Published

1998-09-30

How to Cite

1.
Rojas M. JR, Pequeño R. G. Plectranthias lamillai, a new Anthiine fish species (Perciformes, Serranidae) from the Juan Fernández Archipelago, Chile. Sci. mar. [Internet]. 1998Sep.30 [cited 2024Apr.15];62(3):203-9. Available from: https://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/964

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