100 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



articles. The frontal lamina is small, almost inconspicuous. The 

 terminal lobe of the first article of the maxillae of the first pair is drawn 

 out into three elongated processes which are fringed with hairs. 



FIG. 80. ClROLANA POLITA (AFTER HARGER). O, SECOND ANTENNA. X 12. 6, LATERAL VIEW OF 

 FEMALE. X 3. C, FIRST ANTENNA. X 12. (I, LAST SEGMENT OF ABDOMEN WITH UROPODA. X 6. , 

 LEG OF FOURTH PAIR. X 8. /, LEG OF FIRST PAIR. X 8. 



The fourth, fifth, and sixth segments of the thorax are a little longer 

 than any of the others. The epimera are distinct on all but the first 

 segment. They are narrow, oblong plates with the posterior angles 

 of the last two acutely produced some distance beyond the posterior 

 margin of the segments. All the segments of the abdomen are 



FlG. 81. ClROLANA POLITA. a, MAX1LUPED. X 27}. 6, MANDIBLE. X 27}. C, FIRST MAXILLA. 



x 27}. d, SECOND MAXILLA, x 27}. 



distinct. The sixth or terminal segment is triangular in shape, with 

 the apex crenulate. The inner branch of the uropoda is as long as 

 the terminal segment of the body and has a slight emargination on the 



