1 Digitalis medicines control irregular heart rhythms (called arrhythmias) by slowing the signals that start in the sinoatrial (SA) node. 2  This, in turn, reduces the number of signals that travel through the atrioventricular (AV node). 3  Fewer signals mean fewer arrhythmias.
June beetle (genus Phyllophaga), also called May beetle or June bug, genus of nearly 300 species of beetles belonging to the widely distributed plant-eating subfamily Melolonthinae (family Scarabaeidae, order Coleoptera).
By Heather Rhoades. June bugs, also known as the June beetle or May beetle, can cause damage to many landscape plants and be a pest to the home gardener. June bug insects can be controlled though with a few steps. Letâs look at what are June bugs and how to get rid of June bugs.une bugs, also known as the June beetle or May beetle, can cause damage to many landscape plants and be a pest to the home gardener. June bug insects can be controlled though with a few steps.