Keywords: Diatomaceae of Philadelphia Plate 37.jpg follows PLATE 37 <table> <tr> <td style vertical-align top; >Fig </td> </tr> <tr> <td style vertical-align top; >1</td> <td style vertical-align top; >Cymatopleura elliptica Bréb Wm Sm </td> </tr> <tr> <td style vertical-align top; >2</td> <td style vertical-align top; >Cymatopleura elliptica forma spiralis</td> </tr> <tr> <td style vertical-align top; >3-4</td> <td style vertical-align top; >Cymatopleura marina Lewis</td> </tr> <tr> <td style vertical-align top; >5</td> <td style vertical-align top; >Campylodiscus hibernicus Ehr </td> </tr> <tr> <td style vertical-align top; >6</td> <td style vertical-align top; >Campylodiscus echeneis Ehr </td> </tr> </table> https //archive org/details/diatomaceofphi00boye 1916 Charles Sumner Boyer 1856-1928 PD-old-auto-1923 1928 Diatomaceae of Philadelphia |