One inclusion formed somewhat later exterior to the exosporium. Another inclusion was formed within the exosporium and remained with the spore after mother cell lysis.

当细裂解后，一种晶体被释放出来，自由的伴晶体，另一种在外壁内，熟后被包裹在外壁以内不脱落，始终和粘连在一起。