Literature references

1 literature reference for Diplocephalus graecus (O. Pickard-Cambridge, 1873):

Author: Pickard-Cambridge, O.
Year: 1873
Title: Descriptions of twenty-four new species of Erigone
Source: Proceedings of the Zoological Society of London 40(3, for 1872): 747-769, Pl. LXV-LXVI