Staurotypinae
Encyclopedia
Staurotypinae is a subfamily of the Kinosternidae
family
of aquatic turtle
s which contains the genera
Claudius and Staurotypus
.
Kinosternidae
Kinosternidae is a family of mostly small turtles that includes the mud turtles and musk turtles. The family Kinosternidae contains 25 species within 4 genera, but taxonomic reclassification is an ongoing process so many sources vary on the exact numbers of species and subspecies...
family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
of aquatic turtle
Turtle
Turtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield...
s which contains the genera
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
Claudius and Staurotypus
Staurotypus
Staurotypus is a genus of aquatic turtles commonly known as Mexican musk turtles, giant musk turtles, or three-keeled musk turtles...
.