U. S. NATIONAL MUSEUM PROCEEDINGS, VOL. 92 PLATE 40 
ELYTRAL DECLIVITY IN PHLOEOSINUS 
lo, P. cristatus LeConte, female; 17, P. cristatus, male; 18, P. seauoiae Hopkins, female; 
18a, same, details of first and second interspaces; 19, P. sequoiae, male; 19a, same, 
details of first two interspaces; 20, P. sqguamosus, new species, female; 20a, same. 
details of first two interspaces; 21, P. sguamosus, male, details of first two interspaces. 
