Apical pore complex (APC)

Apical pore complex (APC)

Research domain


Taxonomic markers



This feature is located on the epitheca of many marine, armoured thecated Dinophyceae. It includes an apical pore plate (Po), which bears an apical pore (ap), and often times, small periferal pores. In addition, there can be a ventral apical plate or canal plate (X plate). The X plate is always posterior and ventral to the Po.