Book Abbreviations - Christian Thinktank
The common name for members of the family is the robber flies
Four-day-old chicken embryos (6-10 developing eggs) injected with several dose levels of palladium(II) chloride (PdCl2·2H2O) above and below the estimated LD50 (>20 mg/egg) and examined grossly for abnormalities (until the 18th day of incubation) showed no apparent signs of teratogenicity (Ridgway & Karnofsky, 1952).
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"The Chinese discovered how to make silk thousands of years ago. The trail travelled by the merchants who brought it to Europe for the Romans and others was called the Silk Road. Two European monks were sent to China in the sixth century A.D. to discover the secret of silk. They managed to steal some silkworm eggs which they hid inside a hollow bamboo and brought the silk moth to Europe."