Florent's Guide To The

Tropical Pacific Reefs

Pleasing Flatworm
Pseudobiceros gratus
Pleasing Flatworm
Category: Flatworms
Scientific Name: Pseudobiceros gratus
Size: Up to 2 in. (5 cm)  
Distribution: Indo-Pacific, Hawaii
Platyhelminthes (Phylum)
└Polycladida (Order)
 └Pseudocerotidae (Family)
  └Pseudobiceros (Genus)
   └P. gratus (Species)

Worms
Flatworms

Pleasing Flatworm

hancock's Flatworm

Pseudobiceros sp. 1

Pseudobiceros sp. 2

Fuchsia Flatworm

Gosliner's Flatworm

Mimic Flatworm

Laing Island Flatworm

Racing Stripe Flatworm

Prudhoe's Flatworm

Red Dwarf Flatworm

Sapphire Flatworm

Script Flatworm

Pseudoceros sp. 1

Thysanozoon sp. 1

Darkspotted Flatworm

Prostheceraeus sp. 1

Persian Carpet Flatworm

Tiger Flatworm

Flowers' Flatworm



All Photographs
© 2025 Florent Charpin