440 EXPLANATION OF PLATES. 



63. Sphserella concentrica, Cour. Cret. ; Eufala, Ala., 



64. PaliBomya DeshayesiijZitt. and Goiib. Juras. ; Eur, 



65. Tancredia Dionvillensis. Lias; Eur., . 



66. Tancredia curtansata, Morris and L3'cett. Lias ; Eur., 



67. Meekia radiata, Gabb. Cret. ; California, . 



68. TJngulina oblonga, Daud. West Africa, 



69. 70. Axinopsis orbiculata, Sars. Norway, . 

 VL Mysia Brasiliensis, Phil. Rio Janeiro, 



72. Mysia (Tenea) parilis, Conr. Cret.; United States. 



73, 74. Felania .rosea, Recluz. W. Coast Africa, 

 75. Scacchia elliptica, Phil. Mediterranean, 



Plate 120. 



76, 78. Psathura fragilis, Lam. Eocene ; Paris Basin, . 217 



79, 80. Erycinella ovalis, Conr. Crag; England, . .217 



83, 84. Spaniodon nitidus, Reuss. Miocene; Galicia, . 217 



85. Montacuta substriata, Forbes. Europe, . , .218 



86. Montacuta (Tellimya) bidentata, Mont. England, . 219 

 87-89. Kelliella miliaris, Phil. Norway, . .' . .219 

 90. Lassea rubra, Mont. England, . . , . . 219 

 92. Kellia suborbicularis, Mont. England, . . . 220 

 93-95. Kellia (Bornia) seminula, Phil 221 



96. Kellia (Pythina) Deshayesiana, Hinds. East Indies, . 221 



97. Cj'amium antarcticum, Phil. Patagonia, . . .221 



98. 99. Turtonia minuta, Forbes and Hanley. England, . 221 

 100. Hindsiella lobata, Desh. Calcaire grossier ; Grignon, 221 



1. Galeomma Turtoni, Forbes and Hanley. England, . 222 



2, 3. Galeomma (Th^a-eopsis) coralliophila, H. Adams. 



Mauritius, 222 



4. Scintilla Philippinensis, Desh., ..... 222 



5. Passya Eugenii, Desh. Eocene ; Paris Basin, . . 222 



6. Cuneamya Miamiensis, H. and W. Silurian; Ohio, . 155 



7. Orthodesma recta, Hall and Whitfield, Sil. ; Ohio, . 155 



8. Pthonia sectifrons, Conrad. Silurian ; New York, . 250 

 9, 13. Pyanomya gibbosa, Miller. Hudson River Group; 



Cincinnati, Ohio, ....... 154 



*14. Grammysia pes-anseris, Sandberger. Germany, . . 154 

 15. Sedgwickia (Pyrenomteus) cuneatus. Hall. Clinton 



Group ; New York, ....... 149 



16,17. Clinopistha antiqua. Meek. Devonian; Ohio, . 223 



25-27. Erycina Geoffroyi, Payr. Europe, . . . 217 



61. Lepton squammosum, Mont. England, . . . 220 



62. Erycinella ovalis, Conr. Miocene; Virginia, . . 217 



