Centrophlebomyia furcata (Fabricius) is rediscovered (in Israel) after not being found for about 100 years. Thyreolepida cinerea Sack from Israel is found to be congeneric and conspecific (new synonym). Field and laboratory observations on this species are reported. The egg, third instar larva and puparium are described for the first time in the Thyreophorina. Relationships of the Thyreophorina within the Piophilidae are discussed in view of the new information.