FIGURE 5 in A new species of Pseudovaigamus Amado, Ho & Rocha, 1984 (Cyclopoida Ergasilidae) from the teleost Pimelodus maculatus Lacepède, 1803

FIGURE 5. Morphological variation of retrostylets in vaigamid genera. A Gamispatulus schizodontis Thatcher & Boeger, 1984 from Thatcher & Boeger (1984a), with spatulate process (seta). B Gamispinus diabolicus Thatcher & Boeger, 1984 from Thatcher & Boeger (1984b). C Gamidactylus piranhus Thatcher, Santos & Brasil-Sato, 2008 from Thatcher et al. (2008). D Vaigamus retrobarbatus Thatcher & Robertson, 1984 from Thatcher & Robertson (1984), with innermost portion extending posteriorly (seta). E Pseudovaigamus spinicephalus (Thatcher & Robertson, 1984) from Thatcher & Robertson (1984), with innermost portion extending posteriorly (seta). F Pseudovaigamus tridentatus n. sp., with innermost portion extending posteriorly (seta). Scale bars in µm.