38 MARINE AND FISHERIES 



5 GEORGE v., A. 1915 



EXPLANATION OF PLATE. 



Plate IV. 



Ceratomyxa acadiensis, n. sp. ; myxosporidia and spores drawn from fresh preparations 

 of the bile of the host. 



Fig. 1. -Young mjrxosporidium of C. acadiensis from the gall bladder of Urophycis chuss. 

 X 390. 



Figs. 2-5. Yoimg myxosporidia of C. acadiensis from the gall bladder of U. chuss. X 830. 



Fig. 6. Undetermined myxosporidium from gaU bladder of U. chuss. X 600. 



Fig. 7. Undetermined myxosporidium from gall bladder of U. chuss with attached C. acadien- 

 sis. X 830. 



Fig. 8. Same subject as figure 7,^rawn three hours later. X 830. 



Fig. 9. Spore of C. acadiensis from gall bladder of Zoarces angularis. X 270. 



Fig. 10. Myxosporidium of C. acadiensis from gall bladder of Pseudopleuronectes americanus 

 X 830. 



Fig. 11. Myxosporidium of C. acadiensis from gall bladder of Pseudopleuronectes ameri- 

 canus. X 830. 



Fig. 12. My^xosporidium of C. acadiensis containing two sporoblasts, one forming a normal 

 spore, the other forming a triradiate spore with three polar capsules. From the gall bladder 

 of P. americanus. X 390. 



Fig. 13. Myxosporidium of C. acadiensis from the gall bladder of Zoarces angularis. X 830. 



Fig. 14. Spore of C. acadiensis from the gall bladder of U. chuss. X 390. 



Fig. 15-16. Triradiate spores from the gall bladder of U. chuss. X 390. 



All drawings were made with an Abbe camera lucida. 



