Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Astra Plinius - celestial bodies
         Universe
           (Supercluster) Virgo-Hydra-Centaurus Supercluster
             (Supercluster) Virgo Supercluster
               (Cluster) Local Group
                 (Galaxy) Milky Way Galaxy veter.
                   (Spiral arm) Orion Arm
                     (Region) Local Bubble
                       Local Interstellar Cloud
                         (Planetary system) Solar System
                           (Planet-satellite system) Earth System
                             (Planet) Earth veter.
                               "spheres" (Earth)
                                 (Sphere) Hydrosphere (Earth) - layer of water
                                   (Drainage basin) Atlantic Ocean Basin
                                     (Drainage basin) American Mediterranean Sea Basin (America)
                                       (Drainage basin) Gulf of Mexico Basin
                                         (Drainage basin) Mississippi River Basin (United States, Canada)
                                           0.290904N0891512W (Stream) Mississippi River (United States: Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, Louisiana)
                                           01e.295537N0901956W (Lake) Davis Pond (United States: Louisiana: St. Charles Parish)
                                           02c.1.302451N0911842W (Canal) Port Allen Canal (United States: Louisiana: West Baton Rouge Parish)
                                           02c.2.301040N0911908W (Canal) Gulf Intracoastal Waterway (United States: Louisiana: West Baton Rouge Parish)
                                           03e.302738N0911106W (Lake) Capitol Lake (United States: Louisiana: East Baton Rouge Parish)
                                           04t.303013N0911041W (Stream) Monte Sano Bayou (United States: Louisiana: East Baton Rouge Parish)
                                           05t.303124N0911304W (Stream) Bayou Baton Rouge (United States: Louisiana: East Baton Rouge Parish)
                                           06e.303153N0911656W (Lake) Gar Pond (United States: Louisiana: West Baton Rouge Parish)
                                           07e.303509N0911549W (Lake) Cow Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.0.303550N0911637W (Stream) Cooper Bayou (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.1.303641N0911644W (Lake) Henry Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.2t.1.303648N0911652W (Lake) Horseshoe Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.2t.2.303658N0911704W (Lake) Red Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.2t.3.303704N0911710W (Lake) Grassy Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.2t.4s.303707N0911633W (Lake) Stumpy Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.1t.3.303634N0911631W (Lake) Jones Lake (United States: Louisiana: East Baton Rouge Parish)
                                           08t.2t.303651N0911558W (Stream) Lilly Bayou (United States: Louisiana: East Baton Rouge Parish)
                                           09t (Drainage basin) Thompson Creek Basin (United States: Louisiana, Mississippi)
                                           10o.0.303702N0912707W (Lake) False River (United States: Louisiana: Pointe Coupee Parish)
                                           10o.1e.303831N0912100W (Lake) Grand Bay (United States: Louisiana: Pointe Coupee Parish)
                                           11d.0.301705N0914019W (Stream) Atchafalaya River (United States: Louisiana: St. Martin Parish)
                                           11d.s1.310112N0914454W (Stream) Lower Old River (United States: Louisiana: Pointe Coupee Parish)
                                           11d.s2 (Drainage basin) Red River Basin (North America)
                                           12t.315434N0911136W (Stream) Bayou Pierre (United States: Mississippi: Claiborne County)
                                           13t.320314N0910329W (Stream) Big Black River (United States: Mississippi: Claiborne County)
                                           14a.320940N0911023W (Lake) Palmyra Lake (United States: Louisiana: Tensas Parish)
                                           15t.322008N0905350W (Stream) Yazoo River (United States: Mississippi: Warren County)
                                           16t (Drainage basin) Arkansas River Basin (North America)
                                           17t (Drainage basin) White River Basin (United States: Arkansas, Missouri)
                                           18t.0.343728N0903531W (Stream) Saint Francis River (United States: Arkansas: Phillips County)
                                           18t.1t.344314N0904014W (Stream) L'Anguille River (United States: Arkansas: Lee County)
                                           19t (Drainage basin) Ohio River Basin (United States)
                                           20t.375817N0895653W (Stream) Kaskaskia River (United States: Illinois: Randolph County)
                                           21t (Drainage basin) Missouri River Basin (United States, Canada)
                                           22t (Drainage basin) Illinois River Basin (United States: Illinois, Indiana)
                                           23t.412252N0912521W (Stream) Des Moines River (United States: Iowa: Lee County)
                                           24t.410938N0910126W (Stream) Iowa River (United States: Iowa: Louisa County)
                                           25t.425922N0910914W (Stream) Wisconsin River (United States: Wisconsin: Crawford County)
                                           26t.445349N0930857W (Stream) Minnesota River (United States: Minnesota: Dakota County)