Gracilimesus campensis, Santos-Silva and Souza-Filho, 2019

Fernandes, Cristiana S. Serejo Agatha C. S., 2025, Illustrated type catalogue of marine Isopoda (Crustacea: Peracarida) from the Museu Nacional / UFRJ, Brazil, Nauplius (e 20250535) 33, pp. 1-39 : 8-9

Gracilimesus campensis S antos-Silva and Souza-Filho, 2019

( Fig. 3A )

Gracilimesus campensis Santos-Silva and Souza-Filho, 2019: 131 , figs. 2–8.

Type material. Holotype:adult male, 3 mm, MNRJ 20960 . Paratypes: adult female, 3.3 mm, MNRJ 20945 ; adult male, MOUFPE 16076 ; 2 mancas, 2 adult females, MNRJ 18727 ; 1 manca, MNRJ 20955 ; 1 male, MNRJ 20953 ; 1 female, MNRJ 20959 ; 1 female, MNRJ 20956 ; 1 female, MNRJ 20947 ; 1 female, MNRJ 20949 ; 1 female, MNRJ 20944 ; 1 female, MNRJ 20958 ; 1 manca, MNRJ 20950 ; 1 male, 1 female, 1 manca, MNRJ 20954 ; 1 female, MNRJ 20952 ; 1 female, MNRJ 20961 ; 1 female, MNRJ 20951 ; 1 female, MNRJ 18697 ; 1 female, MNRJ 20943 ; 2 mancas, MNRJ 20946 ; 1 male, 1 manca, MNRJ 20957 ; 1 female, MNRJ 18956 ; 1 manca, MNRJ 18961 ; 1 manca, MNRJ 18722 ;

1 female, MOUFPE 16073 ; 1 female, MOUFPE 16074 ; 1 female, MOUFPE 16075 ; 1 fragment, MOUFPE 16077 .

Type locality. Oceanprof II – BC Sul, OPII #84 (22°26’28.8’’S 39°58’53.3’’W), off RJ, Campos Basin , Brazil .

Geographic distribution. Brazil, Alagoas-Sergipe Basin ( AL-SE) (12°21’24’’S 35°53’37.7’’W – 11°42’50.5’’S 37°07’07.5’’W) , Espírito Santo Basin , ES (19°32’38.7’’S 37°07’07.5’’W – 19°54’31’’S 39°36’56.8’’W) , Campos Basin , RJ (22°11’00’’S 39°52’00’W – 22°33’00’’S 39°54’00’’W) .

Habitat. Marine, deep-sea benthic, found between

400–1,950 m depth.

Current systematic position. Gracilimesus campensis

Santos-Silva and Souza-Filho, 2019.

Figures

Figure 3. Gracilimesus campensis Santos-Silva and Souza-Filho, 2019: A, holotype, male, 3 mm, MNRJ 20960. Ischnomesus wilsoni Santos-Silva and Souza-Filho, 2017a: B, paratype, manca, 2.2 mm, MNRJ 20856.