122 COB 



16. P. carnea Coe. Pacific coast of Alaska and British Co- 

 lumbia. 



17. P. californica sp. nov. Southern coast of California. 



18. Carcinonemertes efoalti Coe. Parasitic on Epialtus. 

 Monterey Bay, Calif. 



19. Amphiporus angulatus (Fabr.) Verrill. Bering Strait to 

 Puget Sound ; New England to Greenland. 



20. A. bimaculatus Coe. Southern Alaska ; Puget Sound to 

 Monterey Bay, Calif. 



21. A. tigrinus Coe. British Columbia. 



22. A. nebulosus Coe. Pacific coast of Alaska Peninsula. 



23. A. cruentatus Verrill. Monterey Bay and San Pedro, 

 Calif. ; southern coast of New England. 



24. A. imparisfonosus Griffin. Pacific coast of Alaska to 

 southern coast of California. 



25. A. formidabilis Griffin. Aleutian Islands, Alaska, to 

 Monterey Bay, Calif. 



26. A. -paulinus Punnett. Pribilof Islands, Bering Sea. 



27. A. brunneus Griffin. Puget Sound. 



28. A. drepanophoroides Griffin. Puget Sound. 



29. Tetrastemma signifer sp. nov. San Pedro, Calif. 



30. Z! nigrifrons sp. nov. Monterey Bay, Calif. 



31. T. bicolor Coe. Kadiak, Alaska. 



32. T. aberrans Coe. Pacific coast of Alaska. 



33. T. c&cum Coe. Kadiak, Alaska. 



34. T. bilineatum sp. nov. San Diego, Calif. 



35. T. quadrilineatum sp. nov. San Pedro, Calif. 



36. T. (CErstedia) dor sale (Abildgaard). Monterey Bay, 

 Calif. ; northern coasts of Europe ; Mediterranean Sea ; east 

 coast of United States. 



37. T. (CErstedia) reticulatum sp. nov. San Pedro, Calif. 



Heteronemertea. 



38. T&niosoma -princess Coe. Southeastern coast of Alaska. 



39. T. -punnetti sp. nov. Monterey Bay and San Pedro, 

 Calif. 



40. Zygeupolta littoralis C. B. Thompson. San Pedro, Calif. ; 

 New England (Woods Hole, Mass.). 



