X TABLE OF CONTENTS. 



Page. 



Walcott, Charles D. Cambriau Bracbiopoda: Obolus and 

 Lingulella, with DescriiJtiou of New Species. — No. 1152. 

 November 19, 1898^ 385-42a 



New species: Obolus micktcitzi, O. rhea, 0. jyandemia, 0. ancepn, O. 



loperi, (). namoima, O. (Litif/uleUa) argutus, O. (L.) auga, 0. (L.) 



bellus, 0. (L.) helhihis, O, (L.) clmarensis, 0. (L.) desideratus, O. 



(L.) dubiiis, 0. (L.) ellsi, 0. (L.) eufjlyphus, O. (L.) fragilis, 0. (L.) 

 franklinensis, 0. (L.) hayesi, O. (L.) helena, 0. {L.) ino, 0. {L.) leos, 



O. (L.) Hneolatiis, 0. {L.) nanno, O. (L.) oiveni, 0. (L.) phaon, 0. 



{L.) poyonipensia, 0. {L.) prindlei, 0. {L.) punctatus, 0. (L.) rogersi, 



0. {L.) rotundatus, O. [L.) simiUs, 0. (L.) sinol, O. (L.) tarpa, O. 



(L.) u'ilUai, 0. (L.) zetus. 

 New varieties: Obolus (Lingulella) Uunboi'ni var. minimus, O. (L.) 



mosia var. osceola. 



Ward, Lester F. Descriptions of the Species of Gycacle- 

 oidea, or Fossil Cycadeau Trunks, thus far Determined from 

 the Lower Cretaceous Rim of the Black Hills. — No. 1141. 

 October 29, 1898 ' 195-22^ 



New species : Cycadeoidca colossalis, C. uellsii, C. minnekahtensis, C. 

 pulcherrima, C. cicatricula, C. turrita, C. mcbridei, C. marshiana, C. 

 furcata, C. colei, C. paynei, C. aspera, C. insoliia, C. occidentalis, 

 C. ingens, C. formosa, C, siillwelli, C. excelsa, C. nana. 



' Date of publication. 



