REPORT ON THE PARASITIC NEMATODES IN THE COLLEC- 

 TION OF THE ZOOLOGICAL SURVEY OF INDIA. 



By H. A. Baylis, M.A., D.Sc, British Museum (Natural History), and 

 R. Daubney, M.Sc, M.R.C.V.S., Ministry of Agriculture and Fisheries. 



(Published by permission of the Trustees of the British Museum.) 

 Received for publication November 23, 1921. 



CONTENTS. 



Introduction 



Superfarnily Ascaroidea. 

 Family Ascaridae. 

 Subfamily Ascarinae. 



Ascaris lumbricoides, L. 

 Ascaris viiulorum, Goeze 

 Ascaris, sp. 



Belascaris mystax (Zeder) 

 Belascaris marginata (Rud.) 

 Toxascaris leonina (v. Linst.) 

 Toxascaris transfuga (Rud.) 

 Ophidascaris filaria (Duj.) 

 Ophidascaris naiae (Gedoelst) 

 Folydelphis sewelli, sp. nov. 

 Polydelphis oculata (v. Linst.) 

 Polydelphis, sp. 



Subfamily Anisakinae. 



Porrocaecum crassum (Deslong- 



champs) 

 Porrocaecum depressum (Zeder) . . 

 Pcrrocaecum angusticolleßloYm) . . 

 Porrocaecum serpentulus (Rud.) . . 

 Porrocaecum reticulatum (v. Linst.) 

 Porrocaecum pristis, sp. nov. 

 Contracaecum spiculigerum (Rud) 

 Contracaecum rosarium (Connal) 

 Contracaecum incurvum (Rud.) 

 Contracaecum tricuspe (Gedoelst) . . 

 Contracaecum engonium, sp. nov. . . 

 Contracaecum schizothoracis, sp. 



nov. 



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Amplicaecum varani, sp. nov. 

 Dujardinia helicina (Molin) 



Family Heterakidae. 

 Subfamily Heterakinae. 



Heterakis papulosa (Bloch) 

 Heterakis isolonche, v. Linst. 

 Heterakis longecaudata. v. Linst. 

 Heterakis bosia, Lane 

 Ascaridia perspicillum (Rud.) 

 Ascaridia columbae (Gmelin) 

 Ascaridia compar (Schrank) 

 Ascaridia cristata (v. Linst.) 

 Ascaridia stroma (v. Linst.) 

 Strongyluris chamaeleonis , sp. nov. 

 Pseudaspidodera pavonis, gen. et 

 sp. nov. 



Subfamily Subulurinae. 



Subulura sarasinorum (Meyer) 

 Subulura galloper dicis, sp. nov. . . 

 Subulura, sp. 



Family Oxyuridae. 



Oxyuris anthropopitheci, Gedoelst 

 Oxyuris compar, Leidy 

 Atractis dactylura (Rud.) 

 Atractis opeatura, Leidy 



Family Kathlanidae. 



Falcaustra testudinis, sp. nov. 

 Falcaustra barbi, sp. nov. 

 Falcaustra leptocephala, sp. nov. . . 

 Falcaustra stewarti, sp. nov. 



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