Necator americanus – Copulatory Bursa of Male

  • Posterior end of male is expanded to a copulatory bursa
  • Has two spicules that are fused at their distal ends
  • Has two broad lateral lobes and a smaller dorsal lobe
  • Fleshy rays support both lateral and dorsal lobes
  • Arrangement of rays within bursa is a characteristic for each species
    • N. americanus: Dorsal ray branches at base into 02 portions; Also, base of dorsal and dorsolateral rays is short
Magnification X40