Hexabranchus sanguineus (Rüppell & Leuckart, 1830)

Tibiriçá, Yara, Pola, Marta, Pittman, Cory, Gosliner, Terrence M., Malaquias, Manuel A. & Cervera, Juan Lucas, 2023, A Spanish dancer? No! A troupe of dancers: a review of the family Hexabranchidae Bergh, 1891 (Gastropoda, Heterobranchia, Nudibranchia), Organisms Diversity & Evolution (New York, N. Y.) 23 (4), pp. 697-742 : 711

Hexabranchus sanguineus (Rüppell & Leuckart, 1830)

( Figs. 8 , 9 , 10 , 11 , 12 , and 13)

Doris sanguinea Rüppell and Leuckart (1828–1830) (original combination): pgs. 28–29, pl. 8, Fig. 1 . Type locality: Tor, Egypt, Gulf of Suez. Declared “ nomen protectum ” by Valdés (2002)

Figures

Fig. 8 Ontogeny, color, and variation in Hexabranchus sanguineus (lineage 1). Green circles indicate studied specimens and red online sources. A early transitional, pink, B mature, C unrolled mantle, red

Fig. 9 Ontogeny, color, and variation in Hexabranchus sanguineus (lineage 2). Green circles indicate studied specimens and red online sources. A early juvenile B transitional C mature, D unrolled man-

Fig. 10 Ontogeny, color, and variation in Hexabranchus sanguineus (lineage 3). Green circles indicate studied specimens and red online sources. A pink, transitional, B orange, transitional, C light, mature D

Fig. 11 Ontogeny, color, and variation in Hexabranchus sanguineus (putative lineage 4). Red circles indicate online sources. A juvenile, B late transitional, C mature, light orange background, lightly flecked, D mature, red background, moderately flecked, E swimming, white

Fig. 12 Hexabranchus san- guineus (CASIZ194618) SEM photograph of the radula. A General view, B top portion of the radula, C outer teeth, D rodlets of the jaws

Fig.1 Bayesian phylogenic hypothesis represented by the collapsed phylogenetic tree (PP≥0.5) of the genus Hexabranchus based on concatenated molecular data (COI+16S+H3). Values on the top of the branches represent Bayesian posterior probabilities (PP, top left) and maximum likelihood bootstrap percentages (ML, top right) and on the bottom bootstrap values for maximum parsimony (MP). Colored