Periclimenaeus zanzibaricus Bruce, 1969

Periclimenaeus zanzibaricus Bruce, 1969: 174; 2006: 15, figs. 8–9. — Li, 2000: 65.

Material examined. St 12, 06/11/2009, 10h–12h30, La Prévoyante reef, 12°41'34.70"S, 45° 9'59.99"E, coll. KUW fieldwork, scuba diving 6–11 m, sediment suction pump, Acropora coral grounds, 1 female (LC 1.6 mm)(both second pereiopods lost), MNHN-Na 17569.

Distribution. Type locality Uroa, Zanzibar. Also known from Kenya, Australia (Queensland).

Remarks. The only specimen has both second pereiopods lost, however, its small body size, a well developed supraorbital spine on carapace and denticulate unguies on the ambulatory pereiopods and the corpus biunguiculate with a denticulate ventral margin, the exopod of uropod laterally unarmed, the distolateral spine of scaphocerite far exceeding lamella, the rostral dentition is 6/1, the ambulatory dactyls are less than half propod length, third pereiopod dactyl short, robust, carpus ventrally non-tuberculate, the inferior orbital angle is broadly rounded with small distomedian lobe, indicate the specimen belongs to P. zanzibaricus . The species was not previously recorded from Mayotte with certainty. The specimen of MNHN-Na 17569 was collected together with 1 female of Harpilius consobrinus De Man, 1902 (MNHN-Na 17568, and 1 ovigerous female of Palaemonella rotumana (Borradaile, 1898) (MNHN-Na 17567) at station 12.