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MR. R. OWEN’S REMARKS ON THE ENTOZOA. 
ENTOZOA HOMINIS. 
Subregnum ACRITA. 
Classis [Inrusorra, Cuv.] 
Trichina spiralis. 
. Cercaria Seminis'. Cui locus Semen virile. 
Musculi voluntarii. 
Classis SrERELMINTHA. 



3. Echinococcus Hominis. Hepar. 
4. Cysticercus Cellulose. Musculi, cerebrum. 
Ds visceralis. Viscera generatim. 
6. Tenia Solium. Intestina tenuia. 
7. Bothriocephalus latus. Intestina tenuia. 
8. Polystoma Venarum. Vene. 
9. Pinguicola. Ovaria. 
10. Distoma hepaticum. Vesica fellea. 
Subregnum NEMATONEURA ”. 
Classis Ca LELMINTHA. 
ll. Ascaris vermicularis. Intestinum rectum. 
12, — Lumbricoides. Intestina tenuia. 
13. Strongylus Gigas. Ren. 
14. Spiroptera Hominis. Vesica urinaria. 
15. Trichocephalus dispar. 
16. Filaria bronchial. Glandulz bronchiales. 
17. ——— Medinensis. Substantia cellulosa. 
18. ——— Oculi. Oculus. 
Czecum, intestina crassa. 
' As the form of the digestive cavity has not been ascertained in this or the sueceeding genus, they cannot 
be referred to the Polygastrica of Ehrenberg, 
2 From ynua, filum, and vevpoy, nervus; aterm expressive of the condition of the nervous system which 
separates the Celelmintha and Epizoa from the Articulata, and associates them with the Echinodermata and 
Rotifera. 
