De'aon and Corm<oall, Belgium, the Eifel, S^c. 395 



PoLYPARiA {continued). 



Ceriopora punctata. 



■ ociilata. 



The three last species are given on 

 the authority of Goldfuss, as oc- 

 curring in theDudley limestone. 



Stromatopora concentrica. 



Favosites alveolaris, F, gothlandica, 

 F. polymorpha, F. spongites, F. 

 fibrosa. 



Catenipora escharoides. 



Porites pyriformis, Zow5. (Astreapo- 

 rosa. Gold/.). 



Astrea ananas de Blahiville (Cyatho- 

 phyllum ananas, Gold/.). 



Caryophyllia flexuosa. 



Cyathophyllum dianthus, C. turbi- 

 natum, C. csespitosum. 



Cystiphyllum Siluriense, Lonx. (Cy- 

 athophyllum vesiculosum, Gold/.). 



Strombodes plicatum, Ehr. (Cya- 

 thophyllum plicatum, Gold/.). 



Limaria clathrata, L. fruticosa. 

 42 Species. 



III. Table of genera common to both limestones, but with 

 distinct species m each. 



In Wenlock limestone. 

 Crustacea— 11. 



Calymene Blumenbachii, C. ? 



DowningiEe, C. tuberculata, C. 



variolaris, C. ? punctata. 

 Asaphus caudatus, A. tubercula- 



to-caudatus, A. flabellifer, A. 



Stokesii. 

 Pai'adox^ides 2-mucronatus. 

 4-mucronatus. 



MoLLUSCA. 



Heteropoda 2. Bellerophon dila- 



tatus, B. Wenlockiensis. 

 Cephalopoda 6. Orthoceras Erigh- 



tii, O. eccentricum, O. fimbria- 



tum, O. canaliculatum, O. tro- 



chlearis. 



Conularia quadrisulcata. 

 Gasteropoda 5. i^MOTO/j/ifl/iwsculp- 



tus, E. discors, E. rugosus, E. 



funatus. 



Patella? implicata. 



CONCHIFERA 18. 



Pentamerus Knightii. 

 Terehratida borealis, T. nucula, 



T. crispata, T. imbricata, T. 



cuneata, T. bidentata, T. de- 



flexa, T, Stricklandii. 



2 D 2 



In Eifel limestone. 

 Crustacea^9. 



Calymene laevigata, C. arachnoi- 

 des, C. Schlotheimii, C. lati- 

 frons. 

 Asa]3hus\{2M^manm, A. Bucepha- 

 lus, A. armatus. 

 Paradoxides macrocephalus. 

 flabellifer. 



Mollusca. 



Heteropoda 3. Bellerophon undu- 



latus, B. apertus, B. striatus. 

 Cephalopoda 4. Orthoceras gigan- 

 teuni, O. nodulosum, O. infla- 

 tum. 

 Contdaria teres. 



Gasteropoda 8. Euomphahis no- 

 dosus, E. radiatus, E. striatus, 

 E. arnculatus, E. depressus, E. 

 delphinuloides, E. trigonalis. 

 Patella Neptuni. 

 CoNCHiFERA 46. Pentamcrus Ayles- 

 fordii. 

 Terehratida concentrica, T. hete- 

 rotypa,T. triloba, T. lateralis, T. 

 crumena, T. canaliculata, T. 

 quinquelatera, T. dichotoma, 



