390 THE ENTOMOLOGIST. 



Genus Mykmica, Latr. 



sulcinodis, Nyl. scabrmodis, Nyl. 



IcEvinodis, Nyl. lobicornis, Nyl. 



ruginodis, Nyl. 



Genus Stenamma, West. 

 westwoodi, West. 



Genus Leptothorax, Mayr. 

 acervonim, Fab. 

 tuherum, Fab., subsp. nylanderi, Forst. 



„ „ ,, corticalis, Schenck. 



,, ,, ,, unifasciata, Latr. 



Genus Tetramorium, Mayr. 

 ccBspiUim, L. 



Subfamily DoLiCHODERiNiE. 

 Genus Tapinoma, Forst. 

 erraticum, Latr. 



Subfamily CAMPONOTiNiE. 



Genus Lasius, Fab. 



fuliginosus, Latr. 

 niger, L. 



,, subsp. alienus, Forst. 

 flavns, Fab. 

 umhratus, Nyl. 



„ subsp. mixtus, Nyl. 



Genus Formica, L. 

 rufa, L. 



,, var. alpina, Santschi. 

 ,, var. rufo-pj-atensis, Forel. 

 ,, subsp. pratensis, Deg. 

 sanguinea, Latr. 

 exsecta, Nyl. 

 fusca, L. 



var. glebaria, Nyl. 

 var. rubescens, Forel. 

 var. fusco-rufibarbis, Forel. 

 subsp. rufibarbis, Fab. 

 subsp. gagates, Latr. 



With regard to some of the changes in the above list, I may 

 mention I have placed the Ponerinfe at the beginning of the 

 list because they are the most primitive of all the subfamilies of 

 ants. In the genus Myrmica I have treated them as species, 

 which I have always regarded them to be, instead of subspecies, 

 and Prof. Wheeler refers to them as " the closely allied species, 



