THE BRITISH LEPIDOPTERA. 109 



ARGENTIPEDELLA, Zel., Argentipedel' la, argentum, 

 silver, pes, foot. 



ACETOS.E, Sta., Aqetosa, feeds on the Dock (Rumex 

 Acetosd) . 



PLAGICOLELLA, Sta.,Plagicolel'la,plaga, open ground, 

 colere, to frequent. 



PRUNETORUM, Sta., Pruneto'rum, prunetum, a sloe- 

 thicket. 



TITYRELLA, Dgl., Tityrel'la, feeds on Beech : Tityre, 

 tu patulse recubans sub tegmine fagi. 



MALELLA, Sta., Malel'la, feeds on the Wild Apple 

 (Pyrus Mains). 



ANGULTFASCIELLA, Sta., Angulifasqiel'la, angulus, an 

 angle, fascia, a band. 



ATRICOLLIS, Sta., Atricol'lis, ater, black, collum, 

 neck : alluding to the larva. 



ARCUATA, Frey, Arena ta, arcuatus, curved. 



GRATIOSELLA, Sta., Grdtiosel' la, gratiosus, favourite. 



MARGINICOLELLA, Sta., Marginicolel'la, margo, a 

 margin, colere, to frequent : the larva making 

 long galleries at the edges of the leaves of Elm. 



ALNETELLA, Sta., Alnetel'la, feeds on Alder (Alnus 

 glutinosa) . 



GLUTINOS^, Sta., Glutinosa, feeds on Alder (Alnus 

 glutinosa). 



CONTINUELLA, Sta., Continuel 'la, continuus, con- 

 tinuous. 



AURELLA, F., Aurel'la, aurum, gold. 



LUTEELLA, Sta., Luteel'la, luteus, saffron-yellow. 



REGIELLA, Frey, Regie I la, regius, royal, clad in 



purple. 



TRIFURCULA, Zel., Trifur'cula, trifarcus, three- 

 pronged : the median vein of the wings being 

 trifid. 



ATRIFRONTELLA, Sta., Atrifrontel 'la, ater, black, 

 frons, brow. 



SQUAMATELLA, $ta.,Squdmdtel'la, squamatus,covere& 

 with scales. 



IMMUNDELLA, Zel., Immundel'la, immundus, unclean. 



PULVEROSELLA, Sta., Pulverosel'la, pulverosus, co- 

 vered with dust. 



