TRAVIS, D F The deposition of skeletal structures in the crustacea. IV. Microradiographic studies of the gastrolith of the crayfish Orconectes virilis hagen. [electronic resource] - Journal of ultrastructure research Feb 1963 - 48-65 p. digital Publication Type: Journal Article ISSN: 0022-5320 Standard No.: 10.1016/s0022-5320(63)80020-9 doi Subjects--Topical Terms: AnimalsAstacoideaCalculiCrustaceaMicroradiographyMinerals