Crystals from Cocoons of Malacosoma neustria testacea

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Science  17 May 1968:
Vol. 160, Issue 3829, pp. 783-784
DOI: 10.1126/science.160.3829.783


The crystalline material covering the cocoon of Malacosoma neustria testacea (Lasiocampidae, Lepidoptera) was analyzed physically and chemically. The mean component was identified as calcium oxalate monohydrate, and the crystals were found to be whewellite in form.

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