various Central American Coleoptera. 99 
c&. Thorax quadrate, 
sparsely, finely punc- 
tate; elytra more 
finely punctate- 
striate ; antennae 
stout; tibiae triangu- 
lar Sepia Ay ets 
d*. Thorax __ transversely 
quadrate, more 
coarsely punctate ; 
elytra strongly punc- 
tate-striate ; antennae 
and legs more slender. 
b°. Sides of thorax rounded, 
sharply margined: surface 
shining Ste hile 
c’. Thorax strongly transverse, 
narrower than elytra; tibiae 
narrow : species small . 
d*, Eyes small. 
g®. Joints 7 and 8 of antennae about 
as wide as those preceding ; elytra 
regularly punctate-striate : body 
narrow, elongate. 
d’. Eyes more depressed; elytral 
suture usually infuscate 
e+, Eyes smaller, convex; elytral 
suture not infuscate 
h’, Joints 7 and 8 of antennae wider 
than those preceding; elytra 
densely, confusedly punctate, 
the striae not traceable: body 
broader and more attenuate 
posteriorly . 
c'. Body lanuginose; thorax transverse ; 
elytra broad, subparallel, striae 
almost obsolete . 
b. Thorax angularly produced in front in 4, 
apical margin subtruncate in 92; eyes 
large ; elytra punctate-striate, interstices 
punctured : body pubescent.! 
[batesi, n. sp.] 
[brevipes, n. sp. ] 
nitidulus, n. sp. 
[nigriceps, Reitt.] 
suturalis, n. sp. 
jfilum, Reitt. 
obliteratus, n. sp. 
lanuginosus, n. sp. 
' H. angulosus, Grouv., and H. texanus. Schaeff., belong to this 
section. 
