na INLIS000000000012690 20240313111439 0010-0521012690 240313 | | en R.595.13/CIH2 R.595.13/CIH2 Roy Cerson Alain G. Chabaud Sheila Willmott CIH Keys to the nematode parasites of vertebrates No. 2 : Keys to genera of the Ascaridoidea / Roy Cerson Slough : CAB, 1974 iv, 15 p.: ill.; 24 cm. NEMATODA -- ASCARIDIDAE