TREADWELL 



PLATE 6 







L 



u 



IJ 6 





A Hoen I Co Baltimore 



Figure 1, Marphysa californica Moore, anterior end X 7.5. 



Figures 2 to 6, Faramarphysa teres. Treadwell. Fig. 2, anterior end X 15. Fig. 3, thirteenth 



parapodium X 185. Fig. 4, posterior parapodium X 185. Fig. 5, maxilla X 4o. iig. 0, 



mandible X 45. 

 Figures 7 to 13. L,,sidice fusca Treadwell. Fig. 7, anterior end X 13. Fig. 8, pygidimn X 13. 



Fig. 9, first parapodium X 48. Fig. 10, tenth parapodium X 48. Fig. 11, posterior para 



podium X 48. Fig. 12, maxilla X 41. Fig. 13, mandible X 20. 

 Figures 14 to 17, Lysidice parva Treadwell. Fig. 14, anterior end X 23. Fig. 15, parapodium 



X 100. Fig. 16, maxilla X 68. Fig. 17, mandible X 41. 



