order
                        
                      
                                    Coleoptera
                                       “Adult Beetles”
                                  
                                    Coleoptera
                                       “Larval Beetles”
                                  
                                    Diptera
                                       “True Flies”
                                  
                                    Ephemeroptera
                                       “Mayflies”
                                  
                                    Hemiptera
                                       “True Bugs”
                                  
                                    Lepidoptera
                                       “Aquatic Caterpillars, Snout Moths”
                                  
                                    Megaloptera
                                       “Alderflies, Dobsonflies, and Fishflies”
                                  
                                    Odonata
                                       “Dragonflies and Damselflies”
                                  
                                    Plecoptera
                                       “Stoneflies”
                                  
                                    Trichoptera
                                       “Caddisflies”
                                 family
                        
                     Peltoperlidae
               
            genus
                     Tallaperla
            
                  “Roach-like Stoneflies”
               
      Genus Overview
                  
               
                        A large genus, within the family, containing 6 six species in North America.  Typically found in leafpacks of small streams or headwaters.  
                  
               Characteristics
                  
               POLLUTION TOLERANCE
                        Southeast: 1.4
                              0 = least tolerant, 10 = most tolerant
                        FEEDING HABITS
                        
                                 Shredder / Detritivore
                        
                     MOVEMENT
                        
                                 Clinger
Sprawler
                        
                     Sprawler
DISTRIBUTION
                        
                                 Widespread (east of the Rocky Mtns.)
                        
                     HABITAT
                        
                                 Lotic-depositional
Lotic-erosional
                        
                     Lotic-erosional
Diagnostic Characters
               order
                         
                                       
                                       
                                    Two Tails
                                  
                                       
                                       
                                    Two Tarsal Claws
                                 family
                         
                                       
                                       
                                    Conical Thoracic Gills
                                  
                                       
                                       
                                    Paraglossae And Glossae Subequal
                                  
                                       
                                       
                                    Roach-like Body
                                  
                                       
                                       
                                    Thoracic Sterna Overlapping
                                 
                  + Expanded Character List
                  
                     
               
            
                        Order:
                           Wings developing in wing pads. Mouthparts suitable for chewing. Gills digitiform and located near mouthparts, on neck, sides of thorax, or underside of base of abdomen, never on top or sides of abdomen. Two tarsal claws per leg. Only two tails (cerci).
                     
                     
                        Family:
                           The body is small (1/4–1 inch), stocky, with tapered and pointed gills that are partly hidden by the large, overlapping thoracic plates, giving this stonefly a cockroach appearance from dorsal view.
                     
                     
                        Genus:
                           Thoracic gills present, thoracic segments expanded to be shield-like, mature specimens needed 
                     
                   
                   
                   
            Dorsal
               Lateral
               Ventral
               


 
                                                
                                             