| Calvatia cyathiformis (Bosc) Morgan | D. V. Basile | 16 Jul 1976 | United States of America | Virginia | Rt. 60 W, N on… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1206 | Jul 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1212 | 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1230 | Jul 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1232 | Jul 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia craniiformis (Schwein.) Fr. | E. A. Smith 1246 | Aug 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia craniiformis (Schwein.) Fr. | E. A. Smith 1247 | Jul 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia cyathiformis (Bosc) Morgan | E. A. Smith 1248 | 23 Jun 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia cyathiformis (Bosc) Morgan | E. A. Smith 1249 | Aug 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1250 | Jun 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith 1252 | Jun 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. A. Smith | Jul 1938 | United States of America | Texas | Eastland Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia cretacea (Berk.) Lloyd | E. B. Copeland | Jul 1934 | United States of America | California | Butte Co. Jonesville | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew 1864 | 16 Sep 1896 | United States of America | Kansas | Rooks Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew 1864 | 16 Sep 1896 | United States of America | Kansas | Rooks Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew 1864 | 16 Sep 1896 | United States of America | Kansas | Rooks Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia utriformis (Bull.:Pers.) Jaap | E. Bartholomew 2777 | — | United States of America | Kansas |  | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia utriformis (Bull.:Pers.) Jaap | E. Bartholomew 2777 | — | United States of America | Kansas |  | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia gigantea (Batsch:Pers.) Lloyd | E. Bartholomew 3305 | Jul 1895 | United States of America | Kansas | Rooks Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Calvatia excipuliformis (Scop.:Pers.) Perdeck | E. Bartholomew | 02 Sep 1912 | United States of America | Washington | Kitsap Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia booniana A.H.Sm. | E. Bartholomew | Jul 1895 | United States of America | Kansas | Rooks Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia gigantea (Batsch:Pers.) Lloyd | E. Bartholomew | 31 Jul 1895 | United States of America | Kansas | Rooks Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew | 31 Jul 1895 | United States of America | Kansas |  | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew | 20 Jul 1896 | United States of America | Kansas |  | — |  |  |  |  | 
                       
                        
                            
                            
                                | Calvatia fragilis (Vittad.) Morgan | E. Bartholomew | 25 May 1896 | United States of America | Kansas | Rooks Co. | — |  |  |  |  |