I1YMENOPTERA— FORMICIDAE— LASIUS NIGER. 



5. CAMPONOTUS VICINUS?, Mayr. 

 Camponotus victims, Mayr, None Formic, 1870, 910. 



Connecticut, Virginia, New Mexico, and California. 



731 



No. 



Locality. 



Date. 



Collector. 



247 C 





Sept. iS, 1874 



Dr. H. C. Yarrow. 







Worker very like C. lignipcrda and C. herculanea. Differs only in having 



the mandible 5-6 dentate and clypeus distinctly carinate and moderately 



protracted before. 



LASIUS, Fabr. 



Lasius, Fabr., Syst. Piez., 1S04, 415. 



1. LASIUS ALIENUS, Foerst, 

 Formica aliena, Foerst., Hym. Stud., i, 1850, 41, £ , 9 , $ . 

 Lasius alienus, Mayr, Eur. Form., 50. 



Southern and Middle Europe. 



No. 



Locality. 



Date. 



Collector. 



L21 





, iS/4 



Dr. O. Loew. 



2. LASIUS CLAVIGER, Rog. 



Formica clavigera, Rou., Berl. Ent, Z., 1S62, 241, 9 , Peun. 



Aeanthomyops claviger, Mayr, Myr. Stud., 1862. 



Lasius claviger, Mayr, Neue Form., 1870, 050, g, S , Ct., N. Y. 



Connecticut, New York, and Pennsylvania. 



No. 



Locality. 



Date. 



Collector. 



271 1; 





, 1S74 



Di- 



ll. C. Yarrow. 





3. LASIUS NIGER, Liune\ 



Formica nigra, Linne, Fauu. Suec, 1723. 



Lasius niger, Fabr., Syst. Piez., 415. 



Formica fusca, FoRST., Hymen. Stud., i, 33, 5, 9 , S . 



Formica pallescens, Schenk, Jahrb. Beschr. Nass., 1852, 55, g, 9 , S 



All of Europe, Madeira, and North Am eric 



a. 



