284 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [May 19, 



Table II. 



Table of Shells from the Upper or Yellow Crag, collected by 

 M. Norbert de Wael at Calico, near Antwerp. 







Cor. 



Red. 



Re- 



cent. 



1. Solen ensis, Linn 





* 



* 

 * 



* 

 * 



* 



* 

 * 



* 



* 



* 



* 



* 



* 

 * 



* 

 * 



* 



* 

 * 

 * 

 * 



* 



* 

 * 

 * 

 * 



* 



* 

 * 

 * 



* 



* 



* 

 * 



* 



* 

 * 



* 



* 

 * 



* 



* 

 * 



* 

 * 



* 



* 



* 



* 

 * 



* 



* 



* 



? Ensis complanatus, Sow. 

 2. Solecurtus candidus?, Ren 



very rare. 



rare, 

 very rare. 



rare, 

 common. 



very rare. 



rare. 



rare. 



very common 



3. Glvcimeris anffusta Nvst 



4. JMya arenaria, ii*?iw 



5. Corbulomya complanata. Sow 



6. Corbula gibba, Oliv 



C. planulata, Nyst. 

 7. Lutraria elliptica, LamJc 



8. Mactra solida, Linn 





1 0. inequilateralis, Nyst 



11. Erycina depressa, Nyst 



12. Ligula alba, W Wood 





13. Petricola lamiuosa. Sow 





14. Psammobia Dumontii, Nyst 





P. vespertina ?, Turton. 

 15. Tellina Benedenii, iV^/s^ 



common, 

 rare, 

 rare. 



common. 







T. obtusa, Sow. 



18. ■ calcarea, Gmel 



T. ovata, Nyst. 



19. Tellina lupinoides, Nyst 



T. articulata, Nyst. 

 Lucinopsis Lajonkairii, Payr. 

 20. Donax striatella, Brocc 





Tellina donacina, Linn. 





22. radula, JjamAr 



rare. 



L. antiquata, Sow. 



L. curviradiata, Nyst. 





C. rustica. Sow. 

 25 Astarte borealis Linn 



very common. 



very rare, 

 very rare, 

 common. 



A. plana, Sow. 

 26 Basterotii, LajonJc 



27. Venus striatella, Nyst 



28. Artemis exoleta, Linn 









* 

 * 



* 

 * 





common. 



rare, 

 common. 



C. edulinum. Sow. 





.S4 Pppi'nYipnlnsi crlvPTmPTis Tjtnn. 



P. variabilis, Sow. 









