Calolydella

{{short description|Genus of flies}}

{{Automatic taxobox

| taxon = Calolydella

| authority = Townsend, 1927{{cite journal |last= Townsend |first= C. H. T. |date= 1927 |title= Synopse dos generos muscoideos da regiao humida tropical da America, con generos e especies novas |journal= Revta Mus. Paulista |volume= 15 |pages= 203–385}}

| display_parents = 2

| type_species = Calolydella geminata

| type_species_authority = Townsend, 1927

| synonyms_ref = {{cite web|title=World Genera of the Tachinidae (Diptera) and their Regional Occurrence |author=James E. O'Hara |date=December 31, 2008 |access-date=August 1, 2010 |version=Version 4.0 |publisher=University of Guelph |url=http://www.uoguelph.ca/nadsfly/Tach/Genera/Gentach_ver4.pdf |url-status=dead |archive-url=https://web.archive.org/web/20110706211242/http://www.uoguelph.ca/nadsfly/Tach/Genera/Gentach_ver4.pdf |archive-date=July 6, 2011 }}

| synonyms = *Olindopsis Townsend, 1927

• Prodexodes Townsend, 1927
• Pygophorinia Townsend, 1927

}}

Calolydella is a genus of parasitoid flies in the family Tachinidae.{{cite web |last1=O’Hara |first1=James E. |last2=Henderson |first2=Shannon J. |first3=D. Monty |last3=Wood |title=Preliminary Checklist of the Tachinidae (Diptera) of the World|url=http://www.nadsdiptera.org/Tach/WorldTachs/Checklist/Tachchlist_ver2.1.pdf |website=Tachinidae Resources |access-date=28 February 2022 |date=5 March 2020}} This genus has been shown to primarily parasitize multiple species of caterpillars across a wide variety of families (Lepidoptera: Crambidae; Erebidae; Geometridae; Hesperiidae; Lycaenidae; Nymphalidae; Pieridae; Riodinidae; and Sphingidae).{{Cite journal|last1=Fleming|first1=AJ|last2=Wood|first2=D. Monty|last3=Smith|first3=M. Alex|last4=Hallwachs|first4=Winnie|last5=Janzen|first5=Daniel|date=2018-02-02|title=Revision of the Mesoamerican species of Calolydella Townsend (Diptera: Tachinidae) and description of twenty-three new species reared from caterpillars in Area de Conservación Guanacaste, northwestern Costa Rica|journal=Biodiversity Data Journal |language=en |volume=6 |issue=6 |pages=e11223 |doi=10.3897/bdj.6.e11223 |pmid=29674932 |issn=1314-2828 |pmc=5904339 |doi-access=free }}{{cite web | url = http://www.bio-nica.info/biblioteca/OHara2004Tachinidae.pdf | title = Checklist Of The Tachinidae (Diptera) Of America North Of Mexico | last1 = O'Hara | first1 = James E. | last2 = Wood | first2 = D. Monty | date = 28 January 2004 | publisher = Biodiversidad de Nicaragua | location = Nicaragua | pages = 1–42}}