Subspecies 
                           
                           
                          Original
                            description 
                           
                           
                           
                          Synonyms 
                        Aranea nocturna
                          Linnaeus, 1758 
                        
                    Drassus
                            nocturnus (Linnaeus, 1758) 
                      Pythonissa
                            nocturna (Linnaeus, 1758) 
                      Melanophora
                            nocturna (Linnaeus, 1758) 
                      Gnaphosa
                            nocturna (Linnaeus, 1758) 
                      Callilepis
                            nocturna (Linnaeus, 1758) 
                      Calliplepis
                            nocturna (Linnaeus, 1758) (lapsus) 
                       
                    Drassus gnaphosus
                          Walckenaer, 1905 
                    Filistata maculata
                          Wider, 1834 
                        
                    Callilepis
                            maculata (Wider, 1834) 
                      Pythonissa
                            maculata (Wider, 1834) 
                      Drassus
                            maculatus (Wider, 1834) 
                      Gnaphosa
                            maculata (Wider, 1834) 
                      Callilepis
                            maculata (Wider, 1834) 
                       
                    Pythonissa
                          holobera C. L. Koch, 1839 
                          Pythonissa nana C. L. Koch, 1843 (p. 119)
                          (nomen dubium, see below) 
                        
                    Gnaphosa nana
                            (C. L. Koch, 1843) 
                      Type locality:
                              Erlangen, Bayern, Germany 
                       
                     Poecilochroa
                          ochridana Drensky, 1929 
                        
                    Callilepis ochridana
                            (Drensky, 1929) 
                            
                     
                          Note: Pythonissa nana is a nomen dubium and
                          most authors list it as an unidentifiable
                          species of Gnaphosa. However, the description
                          by Koch
                          (1843) describes a small black spider with a
                          white-marked opisthosoma, quite unlike any
                          species of Gnaphosa. The spotted opisthosoma
                          points to a species of either Aphantaulax,
                          Poecilochroa, Kishidaia or Callilepis. Koch
                          himself compares his new species with
                          Kishidaia conspicua, suggesting that the two
                          are related. However, the leg color pattern
                          given in the description does not agree with
                          Kishidaia or Poecilochroa (see also the next
                          note!). Also the small size of Pythonissa nana
                          of below 4 mm argues against Kishidaia and
                          Poecilochroa. Aphantaulax has never been
                          recorded from Germany, thus is unlikely as
                          well. Species of Callilepis are frequently
                          below 4 mm and especially as juveniles show
                          the leg color pattern and very weak white
                          spotted opisthosomal pattern described by
                          Koch. Thus, I suggest that the single dried
                          out specimen available to Koch that was the
                          basis for the species description of
                          Pythonissa nana was a juvenile Callilepis
                          nocturna. 
                           
                          Note: the coloring of Pythonissa nana in Koch´s
                          (1843) book on plate CCCLVI is incorrect and
                          does not agree with the text. This is a common
                          problem with older works that have colorized
                          copper (or other) plates. Mostly the author
                          had an opportunity to proofread the typeset
                          text and the original engravings for the
                          plates prepared by illustrators/engravers. But
                          then all copies of the book were painted by
                          colorists without the control of the author.
                          Often the colorists demonstrated quite some
                          creativity and thus many copies of the same
                          work show very different colors for the
                          species. In the copies of Koch´s book
                          that I have seen so far, the painting of
                          Pythonissa nana is wrong, probably because the
                          text is confusing on first reading: "Die
                          Taster, die Hüften, die Knie, die
                          Schienbeine und die Fersen der Beine sind
                          hellgelb, die Schenkel und die Scheinbeine der
                          letztern glänzend schwarz." The confusion
                          arises from the double meaning of the German
                          "letztern" (1: "the latter"; 2: "the last").
                          The true meaning is only obvious if one
                          realizes that the color of the tibiae has
                          already been defined as "yellow" and thus
                          "letztern" does not refer to all legs, but
                          only to the "last" legs. The correct
                          translation is therefore: "The pedipalps, the
                          coxae, the patellae, the tibiae and the
                          metatarsi of the legs are light yellow, the
                          femora (of all legs) and the tibiae of the
                          last legs (=hind legs) are shining black".
                          This pattern is virtually identical with the
                          leg color pattern of juvenile Callilepis. 
                           
                           
                         
                           
                           
                          
                           
                          Identification 
                           
                           
                           
                          Distribution 
                           
                           
                           
                           
                          Biology 
                           
                           
                           
                           
                           
                           
                           
                           
                           
                         
                        
                         
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