''Tyndallhydrus caraboides'' is a species of

beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

in the family Dytiscidae, the only species in the genus ''Tyndallhydrus''.Dytiscidae Species List
at Joel Hallan's Biology Catalog. Texas A&M University. Retrieved on 7 May 2012.

References

Dytiscidae {{Dytiscidae-stub