LIBRAR) 
NEW YOR: 
BOTANICAL 
GARDEN 
THECVIC ROSCOE 
JANUAKN, 1S9'7. 
NUMBER 49 NEW SERIES 
House-Infesting Spring-Tail. 
Lepidocyrtus americanus, n. sp. 
By C. L. MARLATT. 
WASHINGTON, D. C. 
In the course of a comprehensive study of insects fre- 
quenting dwellings, attention was drawn toa httle Collem- 
bolau, found in Washington which may often be seen on 
window-sills where there are window plants, or in bath- 
HOUSE-INFESTING SPRING-TAIL. 
a Lateral view of female; 4 foot; c tip of spring; dscale; e labrum 
/ mandibles; 2 maxille and labium. 
rooms, or whereever moist conditions prevail. This 
species isa very handsome one, and seems, from refer- 
ence to the authorities, to be hitherto undescribed. The 
following is a characterization of the species Lepidocyr- 
tus americanus, n. sp. Length, 1.5 mm; with spring 
unfolded above 2 mm; head bent strongly downward, as 
