1881.] NATURAL SCIENCES OF PHILADELPHIA, 17 



Figs. 71, 78. Winged female, or virgin qneen of tlie same. X 3. 



Fig. 79. Worker-minor of If. /lor^MS-tZeorwrn. X 5. The workers- 

 major and minor or dwarf are exactly similar in form, only longer 

 in the proportions given in the description. Page 69. 



Figs. 80, 81. Node or scale of the petiole queen of hone}^ ant, 

 side and front views. X 10. 



Fig. 82. In part, after Swinton ; to show the stria?, s^?', supposed 

 stidulating organs, upon the junction of the abdomen and second 

 node, 2. nd, and also on junction of second node with the first 

 (1. ml,) of Myrmica ruginodis. 



