Redescriptions of Neodiplogaster tropica Cobb and N. pinicola Steiner (Nematoda: Diplogasteridae).

Neodiplogaster tropica is redescribed from syntypes, and N. pinicola from syntypes and newly collected material. Information on the previously undescribed female tail and reproductive system is given for N. tropica, and details of the stoma, female gonad, spicules, gubernaculum, and excretory system are emphasized for N. pinicola. Lectotypes are designated for both species. The predaceous feeding of N. pinicola is described.