Alphabetical Listing of Genera within this Taxa Group:
genus     Acanthoptilum T4035854
genus     Actinoptilum T4007920
genus     Amphiacme T4074506
genus     Amphibelemnon T4036042
genus     Anthoptilum T4035484
genus     Balticina T4032934
genus     Bathyptilum T4036498
genus     Benthoptilum T4036547
genus     Calibelemnon T4074488
genus     Cavernularia T4036842
genus     Cavernulina T4036843
genus     Chunella T4074523
genus     Cladiscus T4036978
genus     Crassophyllum T4037146
genus     Distichoptilum T4008801
genus     Echinoptilum T4037486
genus     Funiculina T4035485
genus     Gilibelemnon T4008052
genus     Gyrophyllum T4008835
genus     Halipteris T4008837
genus     Halisceptrum T4038010
genus     Helicoptilum T4038069
genus     Kophobelemnon T4008869
genus     Lituaria T4038651
genus     Malacobelemnon T4038784
genus     Pennatula T4015696
genus     Protoptilum T4040193
genus     Pteroeides T4040360
genus     Ptilella T4009023
genus     Ptilosarcus T4009024
genus     Renilla T4032879
genus     Sarcoptilus T4040597
genus     Sclerobelemnon T4040648
genus     Scleroptilum T4074452
genus     Scytaliopsis T4040672
genus     Scytalium T4040673
genus     Stachyptilum T4040855
genus     Stylatula T4009072
genus     Trichoptilum T4041233
genus     Umbellula T4035486
genus     Veretillum T4009107
genus     Virgularia T4009109