Nosopsyllus sp.

(aka., Northern Rat Flea)

​Distinguishing Features: Genal comb absent;  Pronotal comb present;  Labial palps not extending beyond trochanter of first leg;  Segment 5 of hind tarsus with 5 pairs lateral plantar bristles;  Shape of spermatheca (1)

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Sources:
(1) Zajac, Anne M., and Gary A. Conboy. Veterinary Clinical Parasitology. 8th ed., Wiley Blackwell, 2013.