FOKMICII)/E 1521 



shorter, the hairs of the ahdoiiicn iiiiicl: (Iner and the erect liairs fjf tlie 

 femora wanting. 



Worker: Length about -^ luin. 1 lead and ti^eth of inandil)les 

 black, the abdomen dark brown ; antenna;, mandibles, thoiax, le^s arui 

 nodes reddish yellow; coloration of the last three f)r foin- joints of the 

 antenna; and the femora as in the female, the upper surface of the 

 thorax and nodes more (;r less decidedly reddish brown. Striation of 

 the head more distinct than in the female, and the space between the 

 stria) more or less distinctly reticulated, {iarticularly so tf)wards tlie 

 sides. l*ronotum and mesonotum and the nodes finely rugose; scidp- 

 turing of the metanotum slightly coarser. Abdomen smf»oth ; all the 

 hairs similar to those of the female. 



The worker is very similar in appearance to those of /.. yankcc^ 

 though sf^mewhat larger, more robust, the sculj^turing coarser aiifl the 

 hairs stouter. 



One female and twelve workers, taken at Mc;tlakalitla in Jiuie. 



Type. — Cat. no. 5278, U. S. National Miiseinn. 



Myrmica sabuleti Meinert, var. lobifrons var. nov. 



Worker: Length about 3 mm. Color dark brown or black; mandi- 

 bles, antenna;, legs, sides of the thorax and of the abdomen more or 

 less distinctly yellowish brown, reddish brown, or almost black. 



This variety is closely related to a form of Myrmica sabuleti in- 

 habiting South Dakota, but is somewhat larger and much darker, 

 with the sculpturing of the head and thorax coarser and the hairs 

 stouter and shorter. 



Type. — Cat. no. 5279, U. S. National Museum. 



Myrmica sulcinodoides ICm. 



Myrviica sulcinodoidrs JCm., Zool. Jalirh. Jena, (>. 313, 1894. 



The palest specimens of this series agree exactly with those which 

 I have seen from Hill City, South Dakota, while others are of a con- 

 siderably darker shade. 



Sixteen workers, collected at Sitka, June, 1899. 



