Leptidea sinapis, a butterfly endemic to Europe, Russia, the Caucasus, and parts of the Middle East
White House | Chicago White Sox | White | Snow White | The White Stripes | White American | white | black-and-white | White Star Line | White Nile | Ed Wood | Jack White | Elijah Wood | Jack White (musician) | Betty White | Battle of Belleau Wood | Wood | White Collar (TV series) | White Collar | Victoria Wood | Byron White | wood | White movement | Wally Wood | Great White | White Sea | Ronnie Wood | E. B. White | Wood Green | Under Milk Wood |
Of these Marsh Fritillary (Euphydryas aurina), High Brown Fritillary (Argynnis cydippe), Wood White (Leptidea sinapis) and Brown Hairstreak (Thecla betulae) all have a local distribution in Somerset.
The woodland rides and glades provide ideal habitat for the nationally scarce Wood White (Leptidea sinapsis) butterfly, this site having by far the strongest colony known in Somerset.
Of the of 23 butterfly species recorded at Murlough, the Marsh Fritillary, is of European importance - other notable species include Dark-green Fritillary Argynnis aglaja, Grayling Hipparchia semele and Cryptic Wood White Leptidea juvernica.