1936] 
West Indian Dryopidse 
81 
granulate, more distinctly punctate pronotum, less distinctly 
sulcate at middle, and usually in lacking distinct shining 
granules on base of elytra inside 3rd stria [in danforthi 
there are such granules in increasing numbers on the bases 
of the 1st (few), 2nd, and (much more conspicuous) 3rd 
intervals.] 
21. Helmis quadrata Dari. 
Psyche 34, 1927, p. 95. 
Cuba : described from Soledad, near Cienfuegos, where it 
was retaken in August, 1934. 
22. Helmis lahottensis n. sp. (PL III, fig. 9) 
Form about average, subparallel, but distinctly more gib- 
bous than usual; dull black, appendages (except tarsi and 
bases of antennae) not much paler; pubescence inconspicu- 
ous. Head dull, granular. Prothorax moderately narrowed 
anteriorly, slightly posteriorly, 1/5 or 1/6 wider than long; 
sides either evenly and slightly arcuate or subangulate at 
basal ,2/5, slightly or not sinuate before basal angles; mar- 
gins crenate ; disk convex, with strong, entire carinae paral- 
leling side margins, said carinae defined both inwardly and 
(less distinctly) externally; median sulcus obsolete ante- 
riorily, very deep at middle, sides of sulcus elevated and 
continued to base where fused to form single strong carina 
impressed along crest; surface of disk dull, finely granular, 
not distinctly punctate. Elytra about % wider than pro- 
thorax; sides slightly arcuate anteriorly, more posteriorly; 
apices not produced; each elytron with 2 moderate carinae 
externally, evanescent on declivity; 3rd interval prominent 
basally; 4 discal striae slightly impressed, finely and not 
closely punctate; intervals slightly irregular; some incon- 
spicuous shining granules at base especially on 3rd and 4th 
intervals. Lower surface with small scattered granules; 
prosternum not distinctly carinate before coxae; prosternal 
process about % width mesosternum between middle coxae ; 
abdomen evenly granular-alutaceous, not distinctly silky, 
basal segment not carinate behind coxae. Length 2% 
(more or less) ; width 1 mm. 
Haiti: holotype (M. C. Z. no. 21,794) and 10 paratypes 
