148 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXXI. 



Measurements of Holospira {Haplocion) tantalus. 



a Type. 

 HOLOSPIRA (METASTOMA) ROEMERI Pfeiffer. 



There are twelve lots, 47 specimens, in the collection from diverse 

 localities. The extent of their variation in size, etc., is noted in the 

 subjoined table. 



Measurements of Holospira {Metastoma) roemeri. 



