sentences:  The shape of the large spherical heads of their sporangiola are also similar.However, "Choanephora" and "Blakeslea" are considered to be distinct genera and can be distinguishable by the spore wall and its separation from the sporangiole wall.Species of "Choanephora" have highly adherent sporangiole wall in contrast to "Blakeslea" species where the sporangiole wall is readily separable from the underlying spore at maturity.