means coupling said pump inlet to said reservoir for establishing fluid communication therebetween to thereby permit withdrawal of {HEAD ~ exterminating liquid} from said {TAIL ~ reservoir} by said pump; and 
from
means coupling said pump inlet to said reservoir for establishing fluid communication therebetween to thereby permit withdrawal of { HEAD ~ exterminating liquid } from said { TAIL ~ reservoir } by said pump ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH