Palaemon northropi ( Rankin, 1898 )

Ferreira, Rodrigo Simões, Vieira, Rony Roberto Ramos & D’Incao, Fernando, 2010, The marine and estuarine shrimps of the Palaemoninae (Crustacea: Decapoda: Caridea) from Brazil, Zootaxa 2606, pp. 1-24 : 15-17

Palaemon northropi ( Rankin, 1898)

Leander northropi Rankin, 1898: 245 .

Palaemon paulensis Moreira, 1901: 11 .

Palaemon (Palaeander) northropi Holthuis, 1950a: 9, 1952: 192 ; Chace, 1972: 21; Coelho & Ramos, 1972: 145; Ramos- Porto & Coelho, 1998: 335; Almeida et al., 2006: 8.

Palaemon northropi Ramos-Porto, 1980: 296 ; Abele & Kim, 1986: 14; Coelho et al., 2006: 50.

Material examined. CEARÁ: Fortaleza, Rio Cocó, 6 ovigerous females, (MNRJ-15344); Fortaleza, Praia do Meireles, 1 male, (MNRJ-1049); Fortaleza, Praia de Mucuripe, 2 ovigerous females, (MNRJ-1048); Fortaleza, 2 females, 5 ovigerous females, (MNRJ-15357); Morro Branco, 4 ovigerous females, (MNRJ- 1053); RIO GRANDE DO NORTE: Natal, 1 ovigerous female, (MNRJ-1050); Natal, 1 indeterminate, (MNRJ-1054); Baía Formosa, Cabo Bacobari, 1 female, 19 ovigerous females, (MNRJ-1051); ESPÍRITO SANTO: Aracruz, Estação Ecológica De Aracruz, 3 females, 2 ovigerous females, (MNRJ-7796); RIO DE JANEIRO: Cabo Frio, 1 male, 1 female, 1 ovigerous female, (MNRJ-2304); Cabo Frio, Enseada dos Anjos, 2 males, 1 female, 7 ovigerous females, (MNRJ-2303); Rio de Janeiro, 1 male, 1 ovigerous female, (MNRJ- 1059); Rio de Janeiro, Ilha do Governador, Praia do Engenho, 1 ovigerous female, (MNRJ-890); Rio de Janeiro, Ilha do Governador, 1 male, 1 female, 2 ovigerous females, (MNRJ-1047); Niterói, Praia da Boa Viagem, 2 ovigerous females, (MNRJ-1052); Mangaratiba, Praia da Ribeira, 2 ovigerous females, (MNRJ- 1055); Jacarepaguá, Lagoa do Camorim, 1 male, 2 females, (MNRJ-1061); Ilha Grande, Praia do Abraão, 1 ovigerous female, (MNRJ-1000); SÃO PAULO: São Sebastião, 1 female, (MNRJ-1058); Itanhaen, 8 males, 21 females, 1 ovigerous female, (MZUSP-1398); SANTA CATARINA: Penha, Praia da Inspetoria, 1 male, 1 female, 1 ovigerous female, (MNRJ-1534); Bombinhas, Porto Belo, 1 male, 2 indeterminates, (FURG-2447); Bombinhas, Porto Belo, 1 male, 5 females, (FURG-2448); Bombinhas, Porto Belo, 4 males, 4 females, 3 ovigerous females, (FURG-1571); Bombinhas, 1 male, 9 ovigerous females, (MNRJ-2296); Florianópolis, Rio Tavares, 4 males, 4 females, 2 ovigerous females, 1 indeterminates, (MNRJ-2293); Florianópolis, Rio Tavares, 1 indeterminate, (MNRJ-2744).

Diagnosis. Rostrum with distal portion curved upward, reaching beyond scaphocerite, dorsal margin with 7 to 9 teeth, first 3 teeth behind orbit, ventral margin with 3 or 4 teeth. Second pair of pereopods overreaching scaphocerite with entire chela, fingers shorter than palm, cutting edge of dactylus bearing a small tooth at proximal part.

Distribution. Western Atlantic Ocean: USA (Florida), Bermudas, Panama, Bahamas, Cuba, Jamaica, Haiti, Dominican Republic, Puerto Rico, Virgin Islands, Bermudas, Venezuela, Brazil (Ceará, Rio Grande do Norte, Paraíba, Pernambuco, Alagoas, Sergipe, Bahia, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina), Uruguay.