404 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 92 
23. Frons of male rather coarsely granulate-punctate at sides and 
above, median carina rather short, one-third of diameter of 
deep concavity ; declivity of female with rather wide, scalelike 
Nairs..2hace — 4hn te i ee ee 2 eS kaniksu, new species (p. 434) 
Frons of male finely granulate-punctate at sides, punctate above, 
median carina long, two-thirds of diameter of rather shallow 
concavity; declivity of female with rather narrow scalelike 
Nainss 22 = 22222 oe See eee tee eee rusti, new species (p. 4385) 
24. Hlytral striae moderately wide to very wide, with rather coarse 
to very coarse punctures ; female with first and third declivital 
interspaces Ssubequally, strongly serrate; male with first inter- 
space coarsely serrate only at top of declivity, unarmed 
Elytral striae narrow to very narrow, with small, indistinct 
punctures ; female with third declivital interspace much more 
strongly elevated and serrate than first; male with first 
declivital interspace devoid of coarse serrations______________--______ 28 
25. Elytral interspaces equal or subequal to striae in width, strial 
punctures very coarse, declivity rather densely clothed with 
hairs and scales in both sexes, serrations of first and third 
interspaces' Very! COBTSe] AeA ls A tins see Sine a ere Lee 26 
Elytral interspaces distinctly wider than striae, strial punc- 
tures moderately large; declivity with few hairs in male at 
least, serrations moderately coarse on first and third inter- 
SPACES = be Pere (07 we es ee ee ag ets er ee Eg ee a es Ml ge 27 
26. Male slightly more than twice as long as wide; frontal carina 
moderately elevated on epistoma; elytral interspaces rather 
strongly rugose-granulate-punctate; discal vestiture moder- 
ately sparse and short; Mexico, in Cupressus sp. 
baumanni Hopkins (p. 4387) 
Male slightly less than twice as long as wide; frontal carina 
very strongly elevated on epistoma; elytral interspaces very 
strongly rugose-granulate-punctate; discal vestiture more 
abundant and longer; California, in Cupressus sargentii. 
variolatus Bruck (p. 488) 
27. Elytra with discal striae and lateral outlines slightly sinuate, 
broadly impressed across dorsum, lateral interspaces nearly 
smooth except near declivity; slightly smaller and more 
slender; Washington and Oregon, Chamaecyparis nootkaten- 
SUS = ee Ee ee ee a ed ce nitidus Swaine (p. 440) 
Elytra with discal striae and lateral outlines nearly straight, 
not impressed across dorsum, moderately rugose-granulate ; 
larger and slightly stouter; California, in Cupressus and 
IS CQU OL 2a EERE FARR ee Seah ee ree ee ee cupressi Hopkins (p. 441) 
28. Male less than twice as long as wide; frons with distinct, ele 
vated carina; elytral interspaces densely and finely granulate- 
punctate, with small, moderately sparse hairs on disk; decliv- 
ity closely, deeply, finely punctured in both sexes__________-__________ 29 
Male 2.09 or more times as long as wide; frons with indistinct, 
searcely elevated carina; elytral interspaces rugose and 
sparsely granulate-punctate, with minute, sparse hairs on 
disk; declivity with obsolete or obsolescent punctures in male___-__-__ 30 
29. Elytral interspaces finely and densely granulate-punctate in 
male; declivity with first stria strongly impressed, first inter- 
