Bradley No. 436 Bradley No. 437 Bradley No. 438 Bradley No. 440  
  Pseudoswammerdamia combinella Swammerdamia caesiella Swammerdamia pyrella Paraswammerdamia albicapitella  
  Bradley No. 441        
  Paraswammerdamia nebulella        
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Consists of several different genera including the Ermines (Yponomeuta). These are known for their large silk webs from which the gregarious larvae feed.

The other main group of genera is the Swammerdamia group. These similar looking moths have larvae that feed from a slight web on the surface of a leaf.