Trichodactylidae

Trichodactylidae is a family of crabs, in its own superfamily, Trichodactyloidea. They are all freshwater animals from Central and South America,^[2] including some offshore islands, such as Ilhabela, São Paulo.^[3] Only one of the 50 species is known from the fossil record, Sylviocarcinus piriformis from the Miocene of Colombia.^[4] The family contains 15 genera in two subfamilies:^[5]

Subfamily Dilocarcininae Pretzmann, 1978

• Bottiella Magalhães & Türkay, 1996
• Dilocarcinus H. Milne-Edwards, 1853
• Forsteria Bott, 1969
• Fredilocarcinus Pretzmann, 1978
• Goyazana Bott, 1969
• Melocarcinus Magalhães & Türkay, 1996
• Moreirocarcinus Magalhães & Türkay, 1996
• Poppiana Bott, 1969
• Rotundovaldivia Pretzmann, 1968
• Sylviocarcinus H. Milne-Edwards, 1853
• Valdivia White, 1847
• Zilchiopsis Bott, 1969

Subfamily Trichodactylinae H. Milne-Edwards, 1853

• Avotrichodactylus Pretzmann, 1968
• Rodriguezia Bott, 1969
• Trichodactylus Latreille, 1829

Trichodactylidae Temporal range: Miocene–Recent PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Decapoda
Suborder:	Pleocyemata
Clade:	Reptantia
Infraorder:	Brachyura
Section:	Eubrachyura
Subsection:	Heterotremata
Superfamily:	Trichodactyloidea H. Milne-Edwards, 1835
Family:	Trichodactylidae H. Milne-Edwards, 1835 [1]