Malacoctenus lianae Carvalho-Filho, Almeida, Britto, Dias & Lima, 2020 Noronha scaly blenny |
Family: | Labrisomidae (Labrisomids) | |||
Max. size: | 4.5 cm SL (male/unsexed) | |||
Environment: | reef-associated; marine; depth range 0 - 10 m | |||
Distribution: | Southwestern Atlantic: Brazil (Fernando de Noronha Archipelago). | |||
Diagnosis: | Dorsal spines (total): 20-20; Dorsal soft rays (total): 11-12; Anal spines: 2-2; Anal soft rays: 19-21. This species is distinguished from its southwestern Atlantic congeners by the following set of characters: D XX,11-12 (rarely XVIII, XIX or XXI,13); A II,19-21; pectoral rays 14-15 (rarely 13); length of third pelvic ray contained 2.0-2.5 times in second pelvic-fin ray; lateral-line scales 54-63 (exceptional 65-68); total nuchal cirri 10-16; presence of pre-dorsal and pre-pectoral scales, considerably smaller than scales on body; breast usually fully scaled on males, often naked on females; two pores (rarely one pore), extend from preopercular onto opercle. Colouration: body with 5-6 (rarely 7) saddle-like bars that do not extend on dorsal fin; two large and distinct somewhat square bright white blotches usually restricted to upper lip (Ref. 123106). | |||
Biology: | Occurs in shallow reefs where it preys on small benthic invertebrates (Ref. 123106). | |||
IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
Threat to humans: | harmless |