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Subfamily Neotonchinae Wieser & Hopper, 1966 Diagnosis. Ethmolaimidae (originally Cyatholaimidae): buccal cavity elongate, depth greater than width; armed with very small to medium or large dorsal tooth located midway in the buccal cavity and with or without small subventral teeth. Cephalic sense organs 6 + 6 + 4. Pharynx with well-developed terminal bulb. Spicula of highly characteristic shape, proximal two-thirds fairly straight and nearly uniform thickness, distal third narrowed, cylindroid and with a slight S-shaped curvature. Precloacal supplements large, well-developed, cup-shaped. Tail plump, conoid, with bluntly rounded terminus. Marine. (Platt, 1982; Lorenzen 1994) (Type genus: Neotonchus Cobb, 1933) Genera belonging to Neotonchinae: Comesa Gerlach, 1956, Dystomanema gen. nov., Filitonchoides Jensen, 1985, Filitonchus Platt, 1982, Gomphionchus Platt, 1982, Gomphionema Wieser & Hopper, 1966, Nannolaimus Cobb, 1920, and Neothonchus Cobb, 1933. (Fig 3) |
