THE NAUTILUS. 105 



141 a. POLYGYRA MONODON FRATERNA (Say). Pennsylvania to 

 Texas. 



141b. POLYGYRA MONODON ALICL/E Pils. Calcasieu Parish, S.- 

 W. Louisiana. 



141c. POLYGYRA MONODON CINCTA Lewis. Hayesville, N. C. 



142. POLYGYRA LEAI (Ward). Ohio and Michigan to Minne- 

 sota, south to Nashville, Tennessee, and Neosho Co., Kansas. 



143. POLYGYRA GERMANA (Gld.). Astoria, Oregon, to Van- 

 couver Island. 



Genus POLYGYRELLA Binney, 1863. 



144. POLYGYRELLA POLYGYRELLA (Bid. & Coop.). Coeur 

 d'Alene Mts., Idaho. A variety montanensls Ancey is described 

 from Deer Lodge Valley, Montana. 



145. POLYGYRELLA HARFORDIANA (Coop.V Fresno Co., Cali- 

 fornia, in the " Big Tree " District, 6500 feet above the sea. 



Subgenus Ammonitella Cooper, 1869. 



146. POLYGYRELLA YATESI (Coop.). Calaveras Co., California, 

 at Murphy's and Cave City. 



Subfamily Sagdinse (vel Teleophallogona). 1 

 Genus THYSANOPHORA Strebcl & Pfeffer, 1880. 



147. THYSANOPHORA INCRUSTATA (Poey). Corpus Christi, Gal- 

 veston and Hidalgo, Texas. Also Cuba. 



148. THYSANOPHORA HORNII (Gabb). Fort Grant, Arizona; 

 summit of Hachita Grande Mt., Grant Co., New Mexico ; also 

 Yaqui River, Mexico. 



149. THYSANOPHORA VORTEX (Pfr.). Marco, near Cape Sable, 

 and Key West, Florida. Also Bermuda and West Indies. 



150. THYSANOPHORA INGERSOLLI (Bid.). Colorado, at high 

 altitudes: San Juan, Custer and Mesa Counties ; Fly Park, Arizona. 



150a. THYSANOPHORA INGERSOLLI CONVEXIOR (Aucey). Logan 

 Canyon, Utah ; Weston, eastern Oregon. 



151. THYSANOPHORA PLAGIOPTYCHA GRANUM (Streb.). Archer, 

 Alachua Co., Evans' plantation, Rogers River, and vicinity of 

 Lake Worth, Florida. Also eastern Mexico and Yucatan, and 

 typical plagioptycha from Porto Rico. 



1 This subfamily should have preceded the Polygyrinss. 



