\ViCKHAM.-The Foasil Elateridae of Florissant. 



PLATE 4. 



Fig. 1. Monocrepidius dubiosus. 



2. Megapenthes primaevus. 



3. Cryptagriotes minusculus. 



4. Agriotes comminutus. 



5. Agriotes comminutus, hind coxal plate. 



6. Agriotes nearcticus. 



7. Ludiophanes haydeni. 



8. Ludiophanes haydeni, antenna. 



9. Ludiophanes haydeni, hind coxal plate. 



