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Thalamita indistincta

 

 

PORTUNIDAE

  Thalamita indistincta
Apel and Spiridonov, 1998

Relevant Synonyms
-

Misidentification
-

      

SHORT DESCRIPTION
Carapace broader than long, pilose; ridges granulate. Front, excluding supraorbital tooth shorter than posterior border, cut into six lobes. Five anterolateral teeth. Chelipeds unequal, granulate; three granulate costae on outer surface of chela. Merus of natatory legs with a strong spine on posterior margin, dactylus and propodus foliaceous.

color : unknown.

common size : CL up to 6 mm.

DISTINGUISHING CHARACTERISTICS
Distinguished from the two other species of Thalamita reported from the Mediterranean Sea by the front divided in 6 lobes (excluding inner supraorbital lobe).

BIOLOGY / ECOLOGY


habitat : collected on sandy-substrates at depths of 35-76 m (Apel and Spiridonov, 1998). The Mediterranean specimens were collected at shallower depths (1-5 m).


1st MEDITERRANEAN RECORD
Lebanon (Tripoli) [2002] and Syria (Lattakia) [2006], (Hasan and Noël, 2008).


DISTRIBUTION
Worldwide : known from the Gulf of Oman and the Gulf of Suez. Mediterranean : along the coast of Lebanon and Syria (Hasan and Noël, 2008).

ESTABLISHMENT SUCCESS
Only three specimens from two Levantine localities.

speculated reasons for success :
unknown.


MODE OF INTRODUCTION
Through the Suez Canal.


IMPORTANCE TO HUMANS
None.


KEY REFERENCES

  • Apel M. and Spiridonov V., 1998. Taxonomy and zoogeography of the portunid crabs (Crustacea: Decapoda: Brachyura: Portunidae) of the Arabian Gulf and adjacent waters. Fauna of Arabia, 17: 159-331.
  • Hasan H. and Noël P., 2008. First record of Thalamita indistincta Apel & Spiridonov, 1998 (Decapoda,Brachyura, Portunidae) in the Mediterranean. Crustaceana, 81(2): 247-252.

 

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Last update of the species sheet:
October 2008

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