TREADWELL 



PLATE 5 



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=si:=iia^ 4 



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10 



AHDuntl^aeattimDi 



Figures 1 to 7, Leodice gracUicirratn Treadwell. Fig. 1, anterior end X 7.5. Fig. 2, pygidium 

 X 7.5. Fig. 3, tenth parapodium X 20. Fig. 4, fiftieth parapodium X 13. Fig. 5, 

 posterior parapodium X 20. Fig. 6, maxilla X 22. Fig. 7, mandible X 22. 



Figures 8 to 12, Marphysa simplex Treadwell. Fig. 8, anterior end X 7. Fig. 9, tenth para- 

 podium X 23. Fig. 10, forty-fifth parapodium X 23. Fig. 11, posterior parapodium 

 X 23. Fig. 12, maxilla X 23. 



