Fig. 5 in Two new rapacious nematodes from intertidal sediments, Gammanema magnum sp. nov. and Synonchium caudatubatum sp. nov. (Nematoda, Selachinematidae)

2019-07-29T08:18:53Z (GMT) by Shi, Benze Xu, Kuidong
Fig. 5. Synonchium caudatubatum sp. nov., holotype, ♂ (A, C–F) and a paratype, ♀ (B). A. Overview, showing the slightly slender body shape, the broad anterior buccal cavity and the narrow posterior buccal cavity with three mandibles, the cylindrical pharynx with anterior end swelling, the two opposed testes with oval sperm cells, the almost straight spicules without gubernaculum, the caudal glands with spinneret, and the bluntly rounded tail with a protuberant caudal duct. B. Overview, showing same structures as male holotype except the two reflexed ovaries. C. Each mandible has a large tooth flanked by three small teeth to each side. D–E. Head, showing the papillate sensilla, transverse oval amphideal fovea, transverse rows of punctuations, lateral cuticle pores, the broad anterior buccal cavity and the narrow posterior buccal cavity with three mandibles. F. Tail, showing the almost straight spicules without gubernaculum, the three caudal glands with spinneret, and the bluntly rounded tail with protuberant caudal duct. Scale bars: A–B, D–F = 50 μm, C = 50 μm.