TABLE OF CONTENTS. IX 



Page. 



Stejneger, Leoxhard. Description of new species of Snake 

 from Clarion Island. West Coast of Mexico. — No. 1231. 

 June 6, 1901^ 715-717 



New species: Basra nio)t unthonyi. 

 . Diagnosis of a New species of Iguanoid Lizard from 



Green Cay, Bahama Islands.— No. 1219. January 19, 1901 ' 471 



Xew species: Leioccpliaivs rirescens. 



. On a new species of Spiny-tailed Iguana from 



Utilla Island, Honduras.— No. 1217. Januar}' 19, 1901 ^. 467-468 

 New species: Ctenosaum hakeri. 



. On the Wheatears (Saxicola) occurring in North 



America.— No. 1220. Februar}^ 25, 1901' 473-481 



AValcott, Charles D. Cambrian Brachiopoda; Obolella, 

 suligenus Gh'ptias; Bicia; Obolus, subgenus "Westonia; 

 with descriptions of new species. — No. 1229.' Ma}- 22, 



1901 ' . 669-695 



New genus: Bicia. 



New species: Obolella mobergi, Obolella Imdstrdmi, Bicia rohiteavesi, 

 Obolus (?) meneghini, Obolus ieionensis, Obolus (f) zoppi, Obolus 

 {Lingulella) bicensis, Obolus [Lingulella) bornemanni, Obolus {Lin- 

 gulella) linnarssoni, Obolus (Lingulella) randomensis, Obolus [Lin- 

 gulella] schucherti, Obolus [Lingulella) siemiradzkii, Obolus [Acritisf) 

 rugatus. 

 New subgenera: Ghjptias, Westonia. 



^ Date of publication. 



