What spider is one to two inches long with a black head and large white abdomen?
The broad-faced sac spider is a black-headed, one- or two-inch
(2.54- to 5.08-centimeter), white-bodied type of spider. The
arachnid in question (Trachelas tranquillus) has a dark
brown head that can look or photograph black and a grey abdomen
that can look or photograph off-white. The female is bigger than
the male, by anywhere from 0.08 - 0.2 inches (2 - 5