BEACHIOLAR ARMS. 29 



surface, among cast-ofF skins of barnacles, -which furnish them -with food 

 during the time Avhen they swim freely about, in company with multi- 

 tudes of small Crustacea, Annelids, and H3'droids. They seem to be noc- 

 turnal, as I have only found here and there single specimens when fishing 

 for them under exactly the same circumstances of tide and wind during 

 the daytime. 



