Ester linked-fatty acid methylated esters (EL-FAMEs) were extracted by the method of Schutter and Dick (2000). EL-FAMEs were separated and quantified on a HP 5890 gas chromatograph with automated peak identification software (MIDI Inc.). Quantification of EL-FAMEs was accomplished using the addition of nonadecanoic methyl ester (19:0) as an analytical standard, allowing GC peak areas to be converted to a molar basis. The standard nomenclature is used to describe EL-FAMEs.