Mastogloia
Mastogloia is a genus of diatoms belonging to the family Mastogloiaceae. The genus has cosmopolitan distribution, primarily in marine waters.
Members of this genus have complex silica chambers called partecta along the sides of the first girdle band and are found only in the genus Mastogloia. Marine benthic diatoms of the genus Mastogloia are naviculoid and symmetrical along the transapical axis. They prefer warm waters and are most commonly found in epipelic and epiphytic marine assemblages.