PUBLICATION 159 



PLATE 137 



MANDIBLES OF LARV^. 



529. Lutzia bigoti Bellardi. 



530. Culiseta incidens Thomson. 



531. Psorophora ciliata Fabricius. 



532. Psorophora signipennis Coquillett. 



533. Aedes cantator Coquillett. 



534. Bancroftia fascipes Coquillett. 



535. Megarhinus superbus Dyar & Knob. 



536. Megarhinus septentrionalis Dyar & Knab. 



537. Stegoconops lucifer Howard, Dyar & Knab. 



