Periclimenaeus orbitocarinatus, Fransen, 2006

Fransen, Charles H. J. M., 2006, On Pontoniinae (Crustacea, Decapoda, Palaemonidae) collected from ascidians, Zoosystema 28 (3), pp. 713-746 : 732

Periclimenaeus orbitocarinatus n. sp. ( Figs 13-15 )

TYPE MATERIAL. — Loyalty Islands. MUSORSTOM 6, stn DW 431, 20°22.25’S, 166°10.00’E, 21 m, in Lissoclinum verrilli (Van Name, 1902) , 18.II.1989, coll. B. Richer de

Forges, 1 ovigerous ♀ holotype pocl. 2.3 mm (minor P2 missing, telson broken) (MNHN-Na 15253).

Madagascar. MUA 76, in Didemnum sp. , coll. P. Laboute, 1 ovigerous ♀ paratype pocl. 2.1 mm ( RMNH D 51002).

Indonesia. Manado, 15 m, in Didemnum sp. , 2 juvenile paratype specimens pocl. 1.1 mm ( R = 2/0) and 1.4 mm ( R = 2/0) (damaged, most pereiopods detached) (MNHN- Na 15254).

ETYMOLOGY. — From the Latin “orbita” referring to the orbit of the eye, combined with the Latin “carina” meaning “ridge”.

DESCRIPTION OF FEMALE HOLOTYPE

Figures

FIG. 13. — Periclimenaeus orbitocarinatus n. sp., ovigerous ♀ holotype, pocl. 2.3 mm, Loyalty Islands (MNHN-Na 15253): A, anterior region,dorsal aspect;B, idem,lateral aspect;C, abdomen,lateral aspect;D, telson;E, antennula;F, antenna;G, mandible;H, maxillula;

FIG. 14. — Periclimenaeus orbitocarinatus n. sp., ovigerous ♀ holotype, pocl. 2.3 mm, Loyalty Islands (MNHN-Na 15253): A, second maxilliped; B, third maxilliped; C, first pereiopod; D, idem, detail of tip of fingers of chela; E, major second pereiopod; F, idem, chela;

FIG. 15. — Periclimenaeus orbitocarinatus n. sp.: A, B, ovigerous ♀ paratype,pocl.2.1 mm,Madagascar (RMNH D 51002);C-F, juvenile paratype specimen,pocl.1.4 mm, Indonesia,Manado (MNHN-Na 15254); A, D, second pereiopod,minor chela;C, idem,major chela; E, third pereiopod; B, F, idem, dactylus. Scale bar: A, C-E, 0.6 mm; B, F, 0.15 mm.