30. 
31. 
82. 
33. 
35. 
REVISION OF THE GENUS PHLOEOSINUS—BLACKMAN 405 
space moderately convex and subequal to second; declivital 
vestiture moderately abundant in male, dense in female. 
cristatus (LeConte) (p. 443) 
Elytral interspaces strongly rugose, moderately granulate- 
punctate in male; declivity with first striae weakly im- 
pressed, first interspace scarcely convex and narrower than 
second in both sexes; declivital vestiture rather sparse in 
male, moderately abundant in female____ chiricahua, new species (p. 444) 
Appearing glabrous but with sparse, minute hairs on head, pro- 
notum, and elytral disk; declivity of female with only a few 
obsolescent punctures and with only a few short, very fine 
hairs; California, in Sequoia sempervirens and Cupressus. 
sequoiae Hopkins (p. 446) 
Vestiture more abundant but still rather sparse, short and fine 
but not minute; declivity of female finely, closely, distinctly 
punctured and with many scalelike hairs; Washington in 
- Thuja plicata and Libocedrus decurrens__ squamosus, new species (p. 448) 
Elytral declivity of female with second interspace serrate 
throughout (except in some specimens of juniperi) ; male 
with one or two small tubercles near apex of second interspace_-_-_-_-_ 82 
Elytral declivity with second interspace entirely devoid of ser- 
raLionsiOcacubercleseinabouhsexes= sea =- oe eee See 38 
Pronotum with moderately small, close punctures; elytral de- 
clivity of male with small or moderately small, not com- 
pressed serrations on first and third interspaces, those of third 
only, .slehtly smaller and more: numerous. 222) 2 te eee ee So 
Pronotum with deep, close, moderately large punctures; ely- 
tral declivity of male with large, or very large, black, com- 
pressed, recurved serrations on first interspace, those on third 
Elytral declivity of male with first and third interspaces 
each with numerous stout, blunt serrations; female declivity 
with serrations of second interspace notably smaller and less 
numerous than those of first and third; Southeastern States, 
in LOLOMILN CISC eee ee taxodii Blackman (p. 450) 
Elytral declivity of male with first and third interspaces with 
less numerous, sharp-pointed serrations; serrations on second 
interspace of female only slightly smaller than on first 
RTA ELL oS ly os i Ee ee ee 34 
Length 2.25 to 2.8 mm.; elytral declivity of male with serrations 
on first and third interspaces smaller, rather numerous; most 
of declivital vestiture hairlike; Southeastern States. 
dentatus (Say) (p. 452) 
Length 2.86 to 3.22 mm.; elytral declivity of male with ser- 
rations on first and third interspaces larger, sparse; most of 
declivital vestiture scalelike ; south-central Mexico. 
deleoni, new species (p. 454) 
Larger (more than 3.0 mm. long); elytral striae deep, of 
moderate width, declivity of male with rather sparse vestiture____--___ 36 
Smaller (usually less than 3.0 mm. long) ; elytral striae rather 
narrow; declivity of male with abundant vestiture____-__-__----_---- 3T 
86. Frons of male strongly granulate-punctate, not rugose: disk 
of pronotum deeply, moderately closely punctured; discal 
469724—42—_2 
