MUSEUM OF COMPARATIVE ZOOLOGY. 147 
en dessous. L’ombilic parait en proportion plus large. L’ Helia Haydent Gabb, 
en différe par ses cétes spirales mieux marquées, tres apparentes des deux cotes, 
sa carene plus aigué, et son ombilic moindre. L’H. Bruneri présente avec 
LH. Hemphillr, s peu pres les mémes differences qu’avec L’H. Coopert. Sauf les 
cotes spirales, cette coquille présente les plus grands rapports de forme avec 
| PH. (Xerophila) jfilimargo, de la Crimée. L’ombilic et la carene sont aussi 
presque identiques. (Ancey.) 
Patula perspectiva, Say. (p. 164.) 
A carinated form is found in Union Co., Tennessee. 
Patula Bryanti, Harrrr. (p. 165.) 
Plate I. Fig. C. 
Shell broadly and perspectively umbilicate, discoidal, nearly flat above, and 
deeply excavated below ; whorls 5, gradually increasing, regularly ribbed, outer 
whorl bicarinate; color light-brown ; aperture small, rhomboidal ; peristome 
simple, acute, having its extremities united. Greater width, 64 mm.; least, 
5} mm. ; height, 2 mm.; width of umbilicus, 45 mm. (Harper.) 
Patula Bryant, Harver, Journ. of Cincinnati Soc. Nat. Hist., Oct., 1881, p. 258, 
Figs. 1, la. 
Found deeply buried under old logs on Roan Mountain, Mitchell Co., North 
Carolina. 
I have given the original description above, and figures of one of the original 
specimens kindly furnished by Prof. Harper. 
It may prove a carinated variety of perspectiva, but apparently deserves to 
be designated by a specific name. 
Patula striatella, AntHony. (p. 165.) 
Said to be found in Kamtschatka and Northern China, distinct from pauper, 
by Mollendorff. J. B. Moll. Ges., VIII. 35. 
Patula asteriscus, Morse. (p. 167.) 
Tacoma, Washington Territory. 
Microphysa Stearnsi, Buanp. 
Plate II. Figs. N, O. . 
Olympia, Washington Territory, and Portland, Oregon. (H. Hemphill.) 
As shown above, from an examination of the jaw and lingual dentition, it 
