The top 10 points leaders on the 2015 NTPGA Players Tour will earn exemptions into the 45th Texas State Open at The Lakes at Castle Hills in Lewisville, Texas, on Tuesday, July 28 - Friday, July 31. The NTPGA Players Tour WILL NOT adopt the USGA Rules of Golf policy on grooves for 2015.2015 Players Tour Information.he Northern Texas PGA annually conducts the NTPGA Players Tour. In 2015, the NTPGA Players Tour will feature five tournaments throughout the month of February.
1 A horseshoe crab's blood has a blue to blue-green color when exposed to air. 2  The blood is blue because it contains a copper-based respiratory pigment called hemocyanin. ( 3 See also types of blood .).
The horseshoe crab (also known as the king crab), is a hard-shelled invertebrate found on the sea floor in warmer climates. Despite it's name, the horseshoe crab is not actually a crab (or crustacean) and is in fact more closely related to arachnids such as spiders and scorpions.he horseshoe crab has a hard outer shell, five pairs of legs and a long, thin tail which the horseshoe crab uses for changing direction whilst swimming rather than as a defensive weapon.