Original sentence: In "Australia", the so called "pelican itch" is caused by "cercariae" of the genus "Austrobilharzia" employing marine "gastropods" of the genus "Batillaria" (B.australis) as "intermediate hosts"
Edited sentence: In Australia, the so called "pelican itch" is caused by cercaria of the genus Austrobilharzia employing marine Gastropoda of the genus Batillaria (B.australis) as intermediate hosts