蟄龍介目的圖片

描述：

Figure 2.Amphictene helenae. Holotype. A ventral view of anterior end B dorsal view of anterior end C lateral view of anterior end, showing tentacular cirri D notochaetae from 7th chaetiger E front view of bayonet shaped neurochaetae from 7th chaetiger F lateral view of neurochaetae from 7th chaetiger G dorsal view of scaphe (G’) scaphal hooks detail H ventral view, anal papillae I tube of holotype. Bar scale = A, B, C, G, H = 1mm; D = 50mm E, F = 10mm; I = 3mm.