Elysia canguzua Er. Marcus, 1955

Delgado, Marlon, Freire, Fúlvio Aurélio de Morais, Meirelles, Carlos Augusto Oliveira de, Padula, Vinicius, Bahia, Juliana & Brandão, Simone Nunes, 2022, Sea slugs (Gastropoda: Heterobranchia) from Rio Grande do Norte, Northeastern Brazil, Papéis Avulsos de Zoologia 62, pp. 1-26 : 8

08. Elysia canguzua Er. Marcus, 1955 ( Fig. 2H )

Material examined: Praia de Pirambúzios, Nísia Floresta, 07.IV.2011, 41 specimens, 2-15 mm (body length), leg. M. Delgado ( GEEFAA 295). Praia de Baia Formosa, Baia Formosa, 13.IV.2014, two specimens, 4-5 mm (body length), leg. M. Delgado ( GEEFAA 297).

Description: Elongated and cylindrical body, up to 15 mm in length in live specimens. Translucent white background coloration, with large moss-green spots that run along the body. Elongated head, with small, depigmented eyes posterior to rhinophores that are elongated and curled prostrate towards the front of the animal, presenting a longitudinal groove towards the sides. Parapodia elongated and inserted posteriorly to the head, forming two lateral flaps in the medial portion, following a projection of a long tail along with the foot.

Geographic distribution: Western Atlantic: Costa Rica, Jamaica, Grenada, Martinique, Mexico, Panama, St. Vincent & the Grenadines, USA, Brazil (Ceará, Rio Grande do Norte – present study, São Paulo) ( Marcus, 1955; Rios, 2009; Galvão-Filho et al., 2015).

Figures

Figure 2. Heterobranch sea slugs from Rio Grande do Norte. (A) Micromelo undatus (15 mm – GEEFAA 294); (B) Haminoea antillarum (2 mm – GEEFAA 344); (C)Camachoaglaja berolina(7 mm– GEEFAA270);(D)Chelidonurahirundinina(16mm– GEEFAA1320);(E)Navanaxgemmatus (40mm– MZSP97068);(F)Ascobulla ulla (7 mm – MZSP 97049); (G) Oxynoe antillarum (25 mm – GEEFAA 352); (H) Elysia canguzua (15 mm – GEEFAA 295); (I) Elysia pawliki (25 mm – MZSP 97061); (J) Elysia subornata (14 mm – MZSP 97050); (K) Thuridilla malaquita (15 mm – phot. reg.); (L) Caliphylla mediterranea (9 mm – GEEFAA 349); (M) Aplysia cervina (70mm – MZSP 97074); (N) Aplysia dactylomela (76 mm – MZSP 97073);(O) Bursatellaleachii (75 mm – GEEFAA 324).