1. 
   Leptostraca
   Lep·tos'tra·ca (lĕp*tŏs'trȧ*kȧ) noun plural [ New Latin , from Greek lepto`s thin, slender + 'o`strakon shell of a testacean.] (Zoology) An order of Crustacea, including Nebalia and allied ...
   Found op http://www.encyclo.co.uk/webster/L/31
   
   
2. 
   leptostraca
   <zoology> An order of Crustacea, including Nebalia and allied forms. ... Origin: NL, fr. Gr. Thin, slender + shell of a testacean. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?leptostraca
   
   
3. 
   Leptostraca
   • (n. pl.) An order of Crustacea, including Nebalia and allied forms.
   Found op http://thinkexist.com/dictionary/meaning/leptostraca/
   
   
4. 
   Leptostraca
   Leptostraca (from the Greek words for thin and shell) is an order of small, marine crustaceans. Its members, including the well-studied Nebalia, occur throughout the world`s oceans and are usually considered to be filter-feeders. It is the only extant order in the subclass Phyllocarida. They are be...
   Found op http://en.wikipedia.org/wiki/Leptostraca
   
   
5. 
   Leptostraca
   Leptostraca is a marine order of crustaceans of the sub-class Malacostraca. The carapace takes the form of a bivalved shell. In the front of the head region is a movable head plate.
   Found op http://www.probertencyclopaedia.com/browse/BL.HTM
   
   

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