Genidens barbus (Lacepède, 1803)

Soricetti, Mariano, Morawicki, Santiago, Guardiola Rivas, Fredy José, Guidi, Catalina, Quezada, Facundo, Almirón, Adriana Edith & Solimano, Patricio José, 2020, Ichthyofauna of the lower course of the Negro river drainage, Patagonia Argentina, Check List 16 (4), pp. 895-905 : 903

publication ID

https://doi.org/ 10.15560/16.4.895

persistent identifier

https://treatment.plazi.org/id/0628943C-FF90-3F64-FF13-92C6FE9B8093

treatment provided by

Marcus

scientific name

Genidens barbus (Lacepède, 1803)
status

 

Genidens barbus (Lacepède, 1803)

Figure 3L

Material examined. ARGENTINA • 1 ♀, 320 mm; Site 6; 40°48ʹ10ʺS, 062°59ʹ36ʺW; 25 Feb. 2016; B. Rodriguez leg.; MPCN-Ict 13 GoogleMaps . • 1 ♀, 343 mm; Site 6; 40°48ʹ10ʺS, 062°59ʹ36ʺW; 24 Nov. 2016; B. Rodriguez leg.; MPCN- Ict 82 GoogleMaps . • 1 ♂, 351 mm; Site 6; 40°48ʹ10ʺS; 062°59ʹ36ʺW, 13 Dec. 2016; M. Soricetti leg.; MPCN-Ict 83 GoogleMaps . • 1 ♀, 364 mm; Site 6; 40°48ʹ10ʺS; 062°59ʹ36ʺW, 30 Nov. 2017; M. Soricetti leg.; MPCN-Ict 84 GoogleMaps . • 1 ♀, 372 mm; Site 6; 40°48ʹ10ʺS, 062°59ʹ36ʺW; 25 Feb. 2016; B. Rodriguez leg.; MPCN-Ict 85 GoogleMaps .

Identification. Body robust and elongated. The anterior frontal fontanelle reaches close to the base of the postoccipital process like a narrow groove. Upper jaw projected and lips thick. Maxillary barbels reaches the end of the operculum; the shortest mental and postmental barbels are inserted parallel to the edge of the jaw. Adipose fin, short. Pectoral-fin spine similar in length to dorsal-fin spine, with toothed internal edge. Caudal fin forked, with upper lobe narrower and longer than lower lobe. Anal fin emarginated. Uniform gray–black color, with purple reflections.

Kingdom

Animalia

Phylum

Chordata

Class

Actinopterygii

Order

Siluriformes

Family

Ariidae

Genus

Genidens