Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       particles
         hadrons - composite particles
           baryons - fermionic hadrons
             Lambda baryons - baryons with two u and/or d quarks (I=0)
               01 Lambda
               02 Lambda(1405)
               03 Lambda(1520)
               04 Lambda(1600)
               05 Lambda(1670)
               06 Lambda(1690)
               07 Lambda(1800)
               08 Lambda(1810)
               09 Lambda(1820)
               10 Lambda(1830)
               11 Lambda(1890)
               12 Lambda(2100)
               13 Lambda(2110)
               14 Lambda(2350)