Gryllophila Basir, 1942

Shah, Manjur, 2011, Nematode parasites of invertebrates from Manipur, North East India (Diagnosis, keys and illustration), Zootaxa 3107, pp. 1-37 : 18

Key to all known species of Gryllophila Basir, 1942

1. Egg-shell with spine-like outgrowths....................................... G. skrjabini ( Sergiev, 1923) Basir, 1956

- Egg-shell without spine-like outgrowths.................................................................... 2

2(1). Three pairs of Caudal papillae with a single median papilla...................... G. nihali Rizvi, Jairaipuri & Shah, 2002

- 5–6 pairs of Caudal papillae without a single median papilla.................................................... 3

3(2). Male with five pairs of caudal papillae in.................................................................. 4

- Male with six pairs of caudal papillae in........................................ G. basiri Parveen & Jairajpuri, 1981

4(3). Presence of four lobules in the first ring and 14 lobules in the second in the cephalic region............................................................................................. G. cephalobulata Camino & Maiztegui, 2002

- Absence of lobules in the cephalic region........................................... G. gryllotalpae Farooqui, 1970