FAMILY                      Opilionesincertae
GENUS                              Bicnia Kishida, [Nomen nudum: Tsurusaki 1991]
GENUS                              Siva Kishida, [Nomen nudum]
GENUS                              Hasseltides [?Fossil]
SPECIES                                 Hasseltides primigenius [see Petrunkevitch 1953:47Fossil]