INDEX. 



473 



DiADEMA, Gray . ... 



„ sequale ; see Pseudodiadema homostigma. 



,, cequale, Agassiz; see Pseudodiadema aequale. 



,, affine, Agassiz ; see Pseudodiadema affine. 



,, BakericE, Woodward ; see Pseudodiadema Bakeriae. 



,, Bechei, Broderip ; see Hemipedina Bechei. 



„ complanatum, Agassiz ; see Pseudodiadema complanatum. 



„ Davidsonii, Wright ; see Pseudodiadema mamiUanum. 



,, depressum ; see Pseudodiadema depressum. 



„ hemispluBrieum, Agassiz ; see Pseudodiadema hemisphsericum. 



„ homostigma ; see Pseudodiadema homostigma. 



,, inceqiiale, Agassiz ; see Pseudediadema insequale. 



„ Lamarckii, Desmoulins ; see Pseudodiadema hemisphsericum. 



„ mamillanum, Roemer ; see Pseudodiadema mamillanum. 



,, Mooreii, Wright ; see Pseudodia'lema Mooreii. 



„ Orbignyanum, Cotteau ; see Pseudodiadema Orbignyanum. 



„ pentagonum ; see Pseudodiadema pentagonum 



„ placenta, Agassiz (F.S.) ; see Pseudodiadema placenta. 



„ pseudodiadema, Agassiz ; see Pseudodiadema hemisphsericum. 



„ spinososum, Agassiz ; see Pseudodiadema mamillanum. 



,, subangulare ; see Pseudodiadema versipora. 



„ sVi'pQxhviva, Agassiz ; see Pseudodiadema superbum. 



,, tetragramma^ Agassiz ; see Pseudodiadema tetragramma. 



,, transversum, Agassiz ; see Pseudodiadema hemisphaericum. 



„ vagans ; see Pseudodiadema vagans. 



„ versipora ; see Pseudodiadema versipora. ' 



DiADEMAD^, Wright ..... 



Biademopsis Mooreii, Desor ; see Pseudodiadema Mooreii. 

 DiPLOCiDARis, Desor ..... 



„ Desori, Wright .... 



,, gigantea, Agassis (F.S.) 



„ Wrightii, Desor .... 



Diplopodia pentagona, McCoy; see Pseudodiadema pentagonum. 



„ suba7igulare, Agassiz ; see Pseudodiadema versipora. 



Disaster Agassizii, Wright ; see Collyrites ovalis. 

 „ analis, Desmoulins ; see Collyrites ovalis. 

 „ anasteroides, Leymerie (F.S.) 

 ,, avellana, Agassiz ; see Collyrites ovalis. 

 ,, bicordatus, Agassiz ; see Collyrites ovalis. 

 „ ellipticus, Lamarck ; see Collyrites elliptica. 

 „ Eudesii, Agassiz ; see Collyrites ringens. 

 ,, granulosus, Goldfuss (F,S.) 



„ Moeschii, Desor (F.S.) .... 



,, propinquus, Agassiz ; see Collyrites bicordata. 

 „ ringens, Agassiz ; see Collyrites ringens. 

 ,, Robinaldinus, Cotteau ; see Collyrites ovalis. 

 ,, symmetricus, McCoy ; see Collyrites ovalis. 



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