Tiger shrimp 
Tiny Hermit Crab 
Tiroloscia exigua 
Trapezia rufopunctata 
Troglocaris anophthalmus 
Tube Hermit Crab 
Tunicate Shrimp 
Uca annulipes 
Uca coarctata 
Urchin Bumblebee Shrimp 
Vampire Crab 
Velvet crab 
Water Hoglouse 
West African Fiddler Crab 
West Indian spider crab 
Western Sea Slater 
Whip Coral Shrimp 
White-spotted hermit crab 
Woodmasoni Hermit Crab 
Xenia Coral Mimic Shrimp 
Xenocarcinus tuberculatus 
Yellow Dot Guard Crab 
Yellowline arrow crab 
Zanzibar Whip Coral Shrimp