Tick collection sites. Sites 1 to 5 represent Huntington, Islip, Mannorville, Southold, and Southampton in Suffolk County, NY. Sites 6 to 8 represent Stamford, Greenwich, and Mansfield in Connecticut. Filled circles indicate sites of nymph collections; an x represents a site of adult tick collection. The map was generated using StepMap. Download FIG S1, PDF file, 0.2 MB.