Plate 46. COAL BLUFF GLOBIGERINA AND GLOBOROTALIA 



(All figures X 145) 



Page 



Figures la-c. Globigerina trilocidinoides Plummer 183 

 la, Spiral view of hypotype (USNM P5697). 

 lb, Umbilical view, with prominent apertural lip. 

 Ic, Edge view. 

 Figures 2a-c. Globorotalia inorata l.oeblich and 191 

 Tappan, new species 



2a, Spiral view of paratype (USNM P5873) 

 showing spinose wall. 2b, Umbilical view, show- 

 ing nearly closed small umbilicus. 2c, Edge 

 view, showing small extraumbilical aperture. 

 Figures 3a-c. Globorotalia perclara Loeblich and 191 

 Tappan, new species 



3a, Spiral view of paratype (USNM PS824) 

 showing spinose early chambers and nearly 

 smooth later chambers. 3b, Umbilical view, 

 showing umbilicus and small apertural lip. 

 3c, Edge view, showing small aperture. 

 Figures 4a~c. Globorotalia pseudoscitula Glaessner 193 

 4a, Spiral view of hypotype (USNM PS870), 

 showing low chambers and limbate, curved su- 

 tures. 4b, Umbilical view, showing small um- 

 bilicus and apertural lip. 4c, Edge view, show- 

 ing sharply angled periphery. 

 Figures 5a-c. Globorotalia elongata Glaessjier 189 



Page 

 5a, Spiral view of hypotype (USNM P5692) 

 showing curved and slightly depressed sutures. 

 5b, Umbilical view, showing nearly radial su- 

 tures, small umbilicus and narrow apertural lip. 

 5c, Edge view. 

 Figures 6a-c. Globorotalia pscudobtilloidi's (Plum- 192 

 mer) 



6a, Spiral view of hypotype (USNM P5727). 

 6b, Umbilical view, showing narrow apertural 

 lip. 6c, Edge view. 

 Figures 7a-8c. Globorotalia aequa Cushman and 186 

 Renz 



7a, Spiral view of hypotype (USNM P5864a), 

 showing spinose surface and curved and slightly 

 limbate sutures. 7b, Umbilical view, showing 

 apertural lip and umbilicus. 7c, Edge view, 

 showing keeled periphery. 8a, Spiral view of 

 hypotype (USNM PS864b), showing abnormal 

 fourth chamber in final whorl, overlapping the 

 third chamber and part of the early whorls. 8b, 

 Umbilical view, showing surface ornamentation 

 and prominent apertural lip. 8c, Edge view, 

 showing "supplementary" aperture developed on 

 abnormal chamber in final whorl. 



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