FIGURE 2. a in Ultra-small RFID p-Chips on the heads of entomological pins provide an automatic and durable means to track and label insect specimens

FIGURE 2. a) Schematic of the wand design and interactions with a p-Chip; b) Photograph of the p-Chip. Key elements labelled include: 1. Photocells, 2. Antenna, 3. Logic circuits, 4. Memory. c) Photograph of the wand used to read p-Chip IDs. The wand is next to a U.S. quarter coin for size comparison.