Alphabetical Listing of Genera within this Taxa Group:
genus     Alaskaplana T4074319
genus     Americanaplana T4074320
genus     Bothriomolus T4074222
genus     Dicoelandropora T4078640
genus     Itaspiella T4074224
genus     Itaspis T4074321
genus     Kata T4074322
genus     Lauraplana T4075632
genus     Monostichoplana T4074226
genus     Napoliplana T4074227
genus     Notocaryoplana T4074228
genus     Notocaryoturbella T4081890
genus     Orthoplana T4074229
genus     Otoplana T4074230
genus     Otoplanella T4074231
genus     Paradoxoplana T4082456
genus     Pluribursaeplana T4074323
genus     Pseudorthoplana T4074238
genus     Xenotoplana T4074241
genus     Zygotoplana T4074324