162 KADIATA. 



No. 795. Clypeus Davoustianus, Cott. 



This discoidal, inflated Urchin, with central ambulacral apex, is from the 

 Great Oolite, Becheseul, Prance. Price, $0.35. 



No. 796. Clypeus (Nucleolites) Plotii, Klein. 



This is w ell characterized by its depressed shell with circular contour ; 

 large, lanceolate ambulacral areas ; and deep oval furrows, prolonged to the 

 summit, which is eccentric. From the Lower Oolite, Cheltenham, England. 



Price, $0.50. 



No. 797. Conoclypus conoideus, Agass. 



This species has an oval, very high, subcorneal test, with very large porifer- 

 ous zones. The form is rare in the tribe {Nucleolites) to which it belongs. From 

 the Eocene Tertiary. Price, $0.90. 



No. 798. Conoclypus Leskei, Agass. 



This species has a lengthened, conical form with eccentric apex. From the 

 Chalk of Maestricht, Holland, and now in the Ward Museum, University of Ro- 

 chester. Price, $0.60. 



No. 799. Conoclypus semiglobus, Lam. 



From the Miocene Tertiary, Clermont, France. Price, $0.90. 



No. 800. Conoclypiis , 



From the Tertiary, Nile Valley, Egypt, and now in the Ward Museum, 

 University of Rochester. Price, $0,90. 



No. 801. Echinanthus Munsteri, Desm. 



In this genus the test is very concave underneath, the summit eccentric, 

 and the oral aperture marginal. This rare specimen is from a ferruginous 

 oolitic clay-stone (Eocene Tertiary ?), Bayreuth, Bavaria. Price, $0.40. 



No. 802. Echinobrissus ( Nucleolites ) clunicularis, Biainv. 



Two specimens. This genus is a section made at the 

 expense of Nucleolites, to include those shortened and 

 square forms with united poriferous zones. From the 

 Lower Oolite of Stroud, England, and now in the Ward 

 Museum of the University of Rochester. Price, $0.30. 



No. 803. Echinolampas Beaumonti, Agass. 



This Echinus has an ovoid test, with large petaloid ambulacra, and eccen- 

 tric summit. From the Nummulitic limestone (Eocene Tertiary), Verona, Italy. 



Price, $0.30. 



No. 804. Echinolampas hemisphericus, Agass. 



From the Miocene Tertiary, France. Price, $0.30. 



No.f805. Echinolampas Kleinii, Desm. 



This discoidal species is from the Pliocene Tertiary, Bunde, Prussia, and is 

 now in the Ward Museum, University of Rochester. Price, $0.40. 



No. 806. Echinolampas . 



A large flattened species. From the European Tertiary. Price, $0.60. 



