In the link below, does anyone know what kind of clock the black one the center is called?

http://images.search.yahoo.com/search/images/view?back=http%3A%2F%2Fimages.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dantique%2Bclocks%26fr%3Dyfp-t-501%26toggle%3D1%26cop%3Dmss%26ei%3DUTF-8&w=500&h=375&imgurl=static.flickr.com%2F1264%2F1418298993_c0b88728e7_m.jpg&rurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2F11508562%40N07%2F1418298993%2F&size=124.6kB&name=1418298993_c0b88728e7.jpg&p=antique+clocks&type=jpeg&no=11&tt=134,739&oid=ce8335dc86a3749e&fusr=reluctant_paladin&tit=clocks&hurl=http%3A%2F%2Fwww.flickr.com%2Fphotos%2F11508562%40N07%2F&ei=UTF-8&src=p