function drawChartSpecimensByEpithet() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Specimen Count (overall)'],
    ['Ancylus', 12],
    ['Anisus', 1],
    ['Armiger', 1],
    ['Bathyomphalus', 2],
    ['Ceratophallus', 1],
    ['Drepanotrema', 20],
    ['Gyraulus', 8],
    ['Helicorbis', 1],
    ['Helisoma', 2],
    ['Planorbis', 6],
    ['Polypylis', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Specimens by Genus (n=55)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'SpecimensByEpithet', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivSpecimensByEpithet'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartSpecimensByEpithet);