Braga nasuta Schioedte and Meinert, 1881

Brito, André Mota Alves Marcos Vinícius Teles Gomes Uedson Pereira Jacobina Marcelo Fulgêncio Guedes, 2024, Isopod parasites of Pygocentrus piraya (Characiformes: Serrasalmidae) in the lower São Francisco River, Brazil, Nauplius (e 20240530) 32, pp. 1-10 : 5-6

publication ID

https://doi.org/10.1590/2358-2936e20240530

publication LSID

lsid:zoobank.org:pub:5ECC3D20-B88B-4D36-9123-5DA8C375B35F

persistent identifier

https://treatment.plazi.org/id/038A6E00-FFFB-C958-FC88-FF060CEAFC03

treatment provided by

Felipe

scientific name

Braga nasuta Schioedte and Meinert, 1881
status

 

Braga nasuta Schioedte and Meinert, 1881 View in CoL

( Fig. 3 View Figure 3 )

Material examined. One male collected (catalogue number: CZUFS CRU-00374 ) .

Supplementary description. Male: Yellowish coloration with chromatophores forming a patterned dotted dark pigmentation in distinct longitudinal bands along the body ( Fig.3A View Figure 3 ). Laterally, body curved, with concave shape ( Fig. 3B View Figure 3 ); compact coxal plates not extending beyond pereonites.Cephalon anteriorly truncated, with well-developed eyes.Antennule with 7 articles. Antennal bases well separated, with 8 articles ( Fig. 3C, D View Figure 3 ). Pereopods ending in prehensile dactyls (hooks); some chromatophores also found on some pereopods; pereopod 7with shorter dactyl than others. Pleotelson triangular, ending in small point. Pleopods short ( Fig. 3E View Figure 3 ), rounded. Pleopod 1 bilaminate, 2 quadrilaminate, 3–5 trilaminate; uropod extending beyond apex of pleotelson, with exopod slightly longer than endopod. Male appendix f lattened, tapering; small lateral and near medial peduncular lobes on all pleopods; anterior accessory gill lamellae present on pleopods 2–5.

Host/site of infection. Pygocentrus piraya , body surface.

Place of registration. Lagoa da Marituba , municipality of Penedo (state of Alagoas) .

Ecological descriptors. P = 11.1%; Im = 1.00;

Am = 0.11 ± 0.33.

Kingdom

Animalia

Phylum

Arthropoda

Class

Malacostraca

Order

Isopoda

Family

Cymothoidae

Genus

Braga

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