112 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



antero-lateral angles of the head. The tirst pair of antenna} have the 

 lirst two articles subequal and difficult to disting-uish; the third is 

 twice as long as the second. The flaoellum is composed of twelve 



Fig. 93.— CiROLAXA PABVA (After Hansen), a, Adult male. 6, Lateral view of same, c, Second 

 LEG. rf, Anterior part OF head (ventral VIEW), e, Fifth leg. /, Seventh leg. (/.Posterior 



part OF ABDOMEN, /l, LEFT PLEOPOD OF SECOND PAIR. (ENLARGED.) 



Fig. 94. — Cirolana parva. a, Maxilliped. x 51|. b, Mandible, x 51|. c, Frontal lamina. 

 y 511. </, First maxilla, x 51|. c, Second maxilla, x 51|. 



articles. The tirst antenna' extend to the posterior margin of the 



head or to the end of the peduncle of the .second pair of antenna. 



The second antiMiiia' liave the first two articles short and su1)e(iual; 



the third is n, little longer than the second; the fourth and tifth are 



