152 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Fig. 3. Section through one of the parasites in the 

 mesentery. It is lying in an enlarged lymph- 

 space (spa.) in the latter. Lym., a layer of 

 lymphocytes around it, ect., = ectoplasm, 

 end. = endoplasm, ret. = chromatic reticula, 

 N = nucleus, n = Karyosomes. x 45. 



Fig. 4. A section through another, of different shape 

 and larger, beneath the skin (only partly drawn 

 in). Conn.-tiss. = a layer of connective- 

 tissue, x 45. 



Fig. 5. Part of a section through the nucleus, shewing 

 the faint, irregular reticulum, and kary- 

 osomes (/?.). m = the nuclear membrane (see 

 text). x 110 (drawn in under a high power). 



Fig. 6. Part of a section through the periphery of the 

 parasite. sph = the clear spherules at the 

 margin of the endoplasm. Other letters as in 

 fig. 3. x 500. Zs. 3 m. Apochr. 1-4 O.I. 

 C.E. 4. 



