a 
with a Synopsis of the Species included therein. 127 
Hemipedina Nattheimense, Wright. 
Echinopsis Nattheimense, Quenstedt, Handbuch der Petrefacten- 
kunde, p. 582. pl. 49. fig. 37. 
Locality.— White Jura, Nattheim. 
Coll. British Museum. At this moment the specimen is not 
at our disposal. We shall give a diagnosis of this species in our 
Monograph. 
Hemipedina Semanni, Wright, nov. sp. 
Test small, hemispherical ; ambulacra with two rows of tubercles ; 
interambulacral areas with one row of primary and two rows 
of secondary tubercles, the primary tubercles alternating with 
the secondary tubercles, not placed abreast as in most of the 
species ; tubercles of both areas nearly the same size. 
Locality.—Coral Rag, Commercy, Meuse. 
Coll. Dr. Wright : sent by M. Louis Scemann of Paris. 
VOL. II, L 
