Sentence:  A striated parabasal fibre is closely associated with a large parabasal golgi system; a dense pre-axostylar fibre connects to the axostyle, which is a curved sheet of microtubules that encloses the nucleus and extends to (or protrudes from) the posterior end of the cell; the same pre-axostylar fibre links to the <WSD>pelta</WSD>, which is a sheet of microtubules that curves around within a sort of collar that encloses the flagellar bases before turning back to meet the axostyle ... 
Meaning of the word marked with <WSD> tags:  A crescent-shaped sheet of microtubules that encircles the base of the flagella of a protozoan.