according to P. H. Scott 2010 there are actually 2 specimens present, one which is the type of P. langloisii and the other is P. clavispora NY 01293103
Original material
A. B. Langlois
837
1886-08-02 - 1886-01-21
02 Aug 1886
United States of America, Louisiana, Pointe à la Hache P. O.