SMITH—FORMATION OF HAIL. 297 
obtusely subangulated, the anterior two-thirds marked with a 
shallow 
3 posterior very ¥ 
arched; axal lobe elevated, nearly as wide as one lateral lo 
a — mall from front. i y, 
we bh pei tenets sit 
becoming 
each ring aiid? with a monies ss of hia or. in > grenslon 
ing one, trnoverso furrows mich a with shore of nhe: odjoin- 
tudinal axis ; transverse furrows and rather broad ; 
apakaiecs ain a row of distinct. ae 
New Mexico. ‘The collection of the Expedition contains. sev- 
yr ssepenReweriane ssn ee eee saat 
| Feseursa BIONGATA, N. p. 
