arthroconidium

noun

ar·​thro·​co·​nid·​i·​um ˌär-(ˌ)thrō-kə-ˈnid-ē-əm 

plural arthroconidia -ē-ə 

: one of the small conidia borne in chains by various fungi (as of the genera Coccidioides and Trichosporon)

called also arthrospore