Pityohyphantes costatus

Pityohyphantes costatus, the hammock spider, is a species of sheetweb spider in the family Linyphiidae. It is found in the United States. Its name comes from its webs resembling hammocks.

Subspecies
These two subspecies belong to the species Pityohyphantes costatus:
 * (Pityohyphantes costatus costatus) (Hentz, 1850)
 * Pityohyphantes costatus annulipes (Banks, 1892)