Proceedings U. S. National Museum, Vol. XI, 1888.— Snvth 



Plate L. 



r 



/C 



Sexual Characters of Lachnosterna. 



19. L. Gongrua, <$ and $. 22. L. prumna, " and $. 25. L. siihi>r»inosa, <f. 



20. L. postrema, tf. 24. />. crasst'sinta, d" and ?. 26. L.crn>, 



21. I/, affinis, <$ and $ . 



(Explanation of plate on page 524. > 



