[Scala naturae Aristoteles, nom. inval.]
   ["Animalia" nom. inval.] see Kingdom Animalia nom. inval.
     ["ánhaima" Aristoteles, nom. inval. - bloodless animals]
       ["malakóstraka" Aristoteles, nom. inval. - crustaceans] see Class Malacostraca Latreille, 1802
         ["μικρὸν γένος ὥσπερ οἱ καρκίνοι, τὸ εἶδος ὅμοιον τοῖς ἀστακοίς" nom. inval. - squat crabs] see Family Galatheidae Samouelle, 1819