Cobweb & Moth are 2 of these beings in "A Midsummer Night's Dream"
... Act 1, Scene 2: 1.2.1  Enter QUINCE the carpenter and SNUG 
the joiner ... Demetrius, rushing through the wood to find Hermia, is being 
followed by .... of them (Peaseblossom, Cobweb, Moth, and Mustardseed), and 
commands... [DOC] [TLE] Midsummer Night's Dream: Entire Play [PAR] A Midsummer Night's Dream.