Endofarasites. 527 



D.C. = Dorsal (•(irinrct imi ^ti head glands. 

 E.L.C. = External leaf-crown. 

 E. P. = Excretory pore. 

 L.H.G. = Left head gland. 

 N.H.G. = Nuclei of head glands. 

 N.S. = Nervous system. 

 Oe. = Oesophagus. 



R.H.G. = Right head gland. 

 Sin. P. = Suhniedian papilhe. 

 T. = One of the three teeth, 



i'^ig. 3. — Posterior end of same, x 33. 

 A. =Anus 

 A.M. = Anal muscles. 

 $G.O. = Female generative opening. 

 R. = Rectum. 

 V. = Vagina. 

 Fig. 4. — Cluster of coiled specimens of Ascarii^ miirliuo lying in 



connective capsule in peritoneum, x 2. 

 Fig. 5.— One specimen of same, x 6 ; showing inmiature worm 

 lying inside the partly withdrawn embryonic cuticle 

 (E.C.) 

 Fig. 6. — Head end of same specimen, x 42 ; showing conical 

 spine on imperfectly developed head, and long straight 

 oesophagus surrounded l)y nerve ring. 

 E.G. =:Emljryonic cuticle. 

 Fig. 7. — Tail end of same specimen, x 42 ; showing straight 

 intestine, rectum and mucronate apex of tail. 

 A. =Anus. 

 A.G.=Anal Gland. 

 Fig. 8. — Ventral view of body of " Hypopial Nympha " of 

 Falculifer rostratus (I), x 42 ; showing arrangement of 

 paired appendages and their chitinous support. 

 Fig. 9. — Dorsal view of head of same. 



