Veliidae

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Paraneoptera
Superordo: Condylognatha
Ordo: Hemiptera
Subordo: Heteroptera
Infraordo: Gerromorpha
Superfamilia: Gerroidea

Familia: Veliidae
Subfamiliae: Haloveliinae - Microveliinae - Ocelloveliinae - Perittopinae - Rhagoveliinae - Veliinae
References
Additional references

Berchi, G.M. & Kment, P. 2015: Review of the family Veliidae in Romania (Hemiptera: Heteroptera: Gerromorpha). Zootaxa 3963(1): 74–88. DOI: 10.11646/zootaxa.3963.1.5. Preview (PDF) Reference page.
Solórzano Kraemer, M.M., Perrichot, V., Soriano, C. & Damgaard, J. 2014. Fossil water striders in Cretaceous French amber (Heteroptera: Gerromorpha: Mesoveliidae and Veliidae). Systematic entomology 39(3): 590–605. DOI: 10.1111/syen.12077 Reference page.
Zettel, H. 2012a. Neue Veliidae (Hemiptera: Heteroptera) von den Philippinen. Zeitschrift der Arbeitsgemeinschaft Österreichischer Entomologen 64: 79-118. Full article (PDF). Reference page.

Vernacular names
English: Riffle bugs