PLATE LII. 



FIGS. 



1-3. Chondracanthus nodosus (0. F. Miiller). (p. 176.) 



1. Adult female, dorsal view, x 8J. 



2. A young specimen, dorsal view, x about 9. 



3. An adult male, side view, x 80. 



4. Chondracanthus lophii Johnston, ?, x above 5. (p. 179.) 



5. Chondracanthus cornutus (O. F. Miiller), $, side view, 



x about 100. (p. 168.) 



6. Medesicaste asellinum (Linn.), ? dorsal view, x 7J. 



(p. 184.) 



