492 



PROCEEDINGS OE THE GEOLOGICAL SOCIETY, 

 Gastropoda (continued). 



P4 



127. 



126. 



126. 



130. 

 128. 



124. 

 47. 

 44. 



49. 



J 



49. 



48. 



50. 

 312. 



48. 



312. 



74. 



75. 

 J 



113. 



J 



J 



20 



II. 



Names of 

 Species. 



III. 



Synonyms and 

 critical remarks. 



Trochus multi- 



granus. 

 papillo- 



sus(?). 



suhexcava- 



tus. 



tumidus... 



villicus (?) 



zizyphinus 



Trophon altum 

 antiquum 



alveolatum 



barvicen- 



sis, Johnston. 

 consociale 



costiferum 



Gunneri 



elegans . 



gracile . 



— muricatum 



— norvegicum 

 scalariforme 



Turtoni ... 



Turritella com' 



munis. 



incrassata 



t- 



ta, Brc. 

 Yermetus intor- 



tus. 

 glomera- 



tus, Biv. 

 triqueter, 



Biv, 

 t?Voluta Lam- 



berti 



(T. Dekini). 



Not T. papillo- 

 sus, Ba Costa. 



Var. of last spe- 

 cies. 



T, Adansoni, 

 var. ; Cor. Cr. 



T. altus . 

 G. Fusus. 



T. alveolatus ; 

 Cor. Cr. 



T. alveolatus, 

 var. ; Cor. Cr. 



T. costifer 



T.clathratus,L., 

 var. 



F. antiquus, var. 

 Fususeurtus, cZ; 



notBuccinum 



gracile, Ba G. 



T. muricatus ... 



G. Fusus 



T. clathratus, L. 



G. Fusus 



T. terebra, L.... 



T.triplicata,5rc, 



V. subcancella- 

 tus.-SmCor.Cr 



V. Junonia, 

 Ch.-i 



IV. 



Zones 



of 

 depth. 



D-D 



L-D 



Lt-D 



C 

 CD 



L-D 



D-D 



L-D 



D 

 L-C 

 C-D 

 L-D 



C-D 

 C-D 



Lt-C 



C 



c 



D 



Geographical 

 distribution. 



At 



BSMW 



B S M W At 



Am 



BS W 



B S M W At 



At 



Am 



BMW 

 BS A 



SA 



"R ^ 



B S M W At 



M W 

 M 



M 



M 



M 



Gulf of 

 Mexico. 



VI. 



Localities. 



S 



SNBW 

 Bt 



SNW 



SBt 

 SBt 



S 



Bt 

 Passim 



SBw 



w s 



8 

 SWBt 



FBt 

 Passim 



WBt 



SF 



BBt 



R 



S 



Passim 

 Wd 



S Broms- 



well Bw 



Wd 



FhWd 



Passim 



.^ 



bD 





VII. 



6^ 



BrTAd 



Br 



BrTC 

 AdTh 



N 



'n" 



N 

 Br T 



BrCBlAd 



Th 

 TBrTh 



N 



VIIL 



Belgium. 



IX. 



S .• 



