Odontonia maldivensis, Fransen, 2006

Fransen, Charles H. J. M., 2006, On Pontoniinae (Crustacea, Decapoda, Palaemonidae) collected from ascidians, Zoosystema 28 (3), pp. 713-746: 718

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Odontonia maldivensis

n. sp.

Odontonia maldivensis   n. sp.

( Figs 2-5)

TYPE MATERIAL. — Maldives. S Malé Atoll, ocean side North reef, 04°07.54’N, 73°30.55’E, 10 m, in Polycarpa cryptocarpa (Sluiter, 1885)   ( MHNH S1 POL. B 390, see Monniot & Monniot 2001: 324), 24.IX.1997, coll. CRRF, 1 ovigerous ♀ holotype pocl. 2.5 mm GoogleMaps   ; 1 ♂ allotype pocl. 2.2 mm (MNHN-Na 15236).

In Polycarpa sp.   , III.2001, coll. C. Monniot, 1 ♂ paratype pocl. 1.6 mm; 1 ovigerous ♀ paratype pocl. 2.9 mm ( RMNH D 51001 View Materials )   .

ETYMOLOGY. — The species is named “maldivensis”, after the locality where it was first recorded.

DISTRIBUTION. — Indo-West Pacific: Maldives.


Body subcylindrical, somewhat depressed. Carapace smooth. Rostrum well developed, without dorsal teeth, overreaching antennular peduncle, reaching level of distal margin of scaphocerite, with broad, indistinct, shallow dorsal elevation over entire length and acute lateral carinae, with slightly straight to lightly convex ventral carina in distal part; distal end acute in lateral view, without subdistal ventral tooth, with few distal setae, blunt in dorsal view, broadened at base. Inferior orbital angle produced, directed inward. Antennal spine blunt, protruding rounded process, not separated by notch from inferior orbital angle. Anterolateral margin slightly produced, anterolateral angle not produced.

Abdomen smooth; sixth segment about 1.1 times longer than fifth, 1.6 times broader than long, posteroventral angle acute, posterolateral angle feebly produced, blunt; pleura of first five segments broadly rounded.


National Museum of Natural History, Naturalis