PUBLICATION 159 



PLATE 138 



MANDIBLES OF LARV^. 



538. Uranotaenia coatzacoalcos Dyar & Knab. 



539. Uranotaenia geometrica Theobald. 



540. Anopheles grabhamii Theobald. 



541. Anopheles eiseni Coquillett. 



542. Anopheles punctipennis Say. 



543. Anopheles pseudopunctipennis Theobald. 



544. Anopheles crucians Wiedemann. 



545. Anopheles quadrimaculatus Say. 



546. Ccelodiazesis barberi Coquillett. 



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