Keys to the Nematode Parasites of Vertebrates - 2 Part Set
1: Glossary and Keys to Subclasses 2: Enoplida 3: Rhaditida 4: Strongylida 5: Strongylida 6: Strongylida 7: Strongylida 8: Oxyurida 9: Ascaridida 10: Ascaridida 11: Ascaridida 12: Spirurida 13: Spirurida 14: Spirurida 15: Adenophorea 16: Enoplida 17: Rhaditida 18: Strongylida 19: Oxyurida 20: Ascaridida 21: Spirurida.