bicosoecaceae bicosoecaceae bicosoecaceae is a family of bicosoecids in the order bicosoecida. bicosoecaceae bicosoeca cell scheme: anterior flagellum,phagosomes,cytostome,nucleus,lorica,posterior flagellum scientific classification domain: eukaryota (unranked): sar superphylum: heterokonta class: bikosea order: bicosoecida family: bicosoecaceaeritter von stein, 1878 genera genus bicosoeca clark 1866 genus codonoeca clark 1867 genus hedraeophysa kent 1880 genus platytheca stein 1878 nom. nud. synonyms codonoecidae kent 1880 the name of the type genus bicosoeca described by james-clark in 1866 is derived from greek roots (bikos, vase, bowl, plus oekein, inhabit). the philologically preferable compound would be bicoeca, as "corrected" by stein in 1878 and followed by most subsequent authors. however, according to the icbn and iczn, the original spelling of the name cannot be considered incorrect and it must be used in its original form.