Image of Cyclophoroidea

Description:

Figures 17.Photographs of 17 living Plectostoma species. A Plectostoma salpidomon (van Benthem Jutting, 1952), BOR 5569 B Plectostoma umbilicatum (van Benthem Jutting, 1952), BOR 5503 C Plectostoma palinhelix (van Benthem Jutting, 1952), BOR 5520 D Plectostoma kakiense (Tomlin, 1948), BOR 5516 E Plectostoma mengaburensis sp. n., BOR 5574 F Plectostoma kubuensis sp. n., BOR 5518 G Plectostoma whitteni sp. n., BOR 5536 H Plectostoma senex (van Benthem Jutting, 1952), BOR 5631 I Plectostoma crassipupa (van Benthem Jutting, 1952), BOR 5515 J Plectostoma ikanensis sp. n. Form BOR 5507, BOR 5507 K Plectostoma ikanensis sp. n. Form BOR 5504, BOR 5504 L Plectostoma sinyumensis (Maassen, 2001), BOR 5537 M Plectostoma crassipupa (van Benthem Jutting, 1952), BOR 5512 N Plectostoma siphonostomum (van Benthem Jutting, 1952), BOR 5557 O Plectostoma laidlawi (Sykes, 1902) Form BOR 5510, BOR 5510 P Plectostoma relauensis sp. n., BOR 5511 Q Plectostoma christae (Maassen, 2001), BOR 5505 R Plectostoma retrovertens (Tomlin, 1938), BOR 5559 S Plectostoma tohchinyawi sp. n., BOR 5533.