Logre Eliminar solo el primero con el siguiente codigo
Código HTML:
Ver original<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <script type="text/javascript"> $(document).ready(function(){
$("#kill").click(function(){
$(this).parent(".bloque").remove();
});
});
<input name="conceptos[]" />
<input name="conceptos[]" />
<input name="conceptos[]" />