Macrobrachium acanthurus Wiegmann, 1836

Vieira, Inacia Maria, Silva, Luiz Maurício Abdon, Almeida, Alini Gomes Santiago De, Almeida, Danilo Pelaes De, Silva-Júnior, Orleno Marques & Tavares-Dias, Marcos, 2022, Diversity, distribution and new records of freshwater and estuarine shrimp in the state of Amapá, eastern Brazilian Amazon region, Zootaxa 5178 (1), pp. 41-71 : 49-50

Macrobrachium acanthurus Wiegmann, 1836

Examined material. Municipality ofAmapá: District of Sucuriju, village of Sucuriju (01°40’35,7”N, 49°55’53,92W), 18.iv.2001, I.M. Vieira and O.M. Costa, 2 males and one female ( IEPA 260 ) ; estuary of the Sucuriju River (01°40’23,9”N, 49°54’56,7”W), 22.ii.2002, I.M. Vieira and O.M. Costa, 2 males and 1 female with eggs ( IEPA 488 ) ; 2 male ( IEPA 490 ) ; estuary of the Sucuriju River (01°40’09,18”N, 49°55’07,34”W), 01.v.2004, I.M. Vieira and C.S. Gama, 1 male ( IEPA 505 ) .— Municipality of Macapá: stream Aterro , streams in gallery forests, in savanna (00°15’29”N, 51°03’39”W), 05.vi.2002, I.M. Vieira, 1 female ( IEPA 329 ) .— Municipality of Calçoene: waterfall of Henrique, Flexal River (01°45’56,5”N, 51°58’48,0”W), 30.vii.2003, C.S. Gama and D.A. Halboth, 1 specimen ( IEPA 494 ) ( Figure 3 ).

Geographic distribution. Western Atlantic Ocean: USA (North Carolina, South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, Texas), Mexico, Honduras, Nicaragua, Panama, Bahamas, Cuba, Jamaica, Haiti, Dominican Republic, Puerto Rico, Islands Virgins, Colombia, Venezuela, Suriname, Brazil (state of Pará, Maranhão, Piauí, Ceará, Rio Grande do Norte, Paraíba, Pernambuco, Alagoas, Sergipe, Bahia, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina and Rio Grande do Sul) ( Bond-buckup & Buckup 1989; Coelho et al. 2006; Coelho & Ramos-Porto 1984; Ferreira et al. 2010; Holthuis 1952; Melo 2003; Bond-Buckup 1989; Delgado et al. 1997; Bowles et al. 2000; Barros & Pimentel 2001).

Distribution in Amapá state. Sucuriju River Basin, Flexal River and streams in gallery forests, savannas.

Previous records. Pimentel & Magalhães (2014)

Ecological notes. Collected in clear water streams and estuaries, brackish waters, in muddy substrate, and in the ebb period it is found in tide pools ( Coelho et al. 2006)

Remarks. The specimens analyzed in this study correspond to the descriptions of Holthuis (1952) and Melo (2003).

Figures

FIGURE 3. Geographic distribution map of Macrobrachium acanthurus Wiegmann, 1836; M. amazonicum (Heller, 1862); M. carcinus (Linnaeus, 1758) and M. olfersii (Wiegmann, 1836) from the state of Amapá, in eastern Brazilian Amazon region.