. College collection of palaeontology. ECHINOIDEA. 139 No. 433. Echinobrissus (Nucleolites) cunucularis, Blaiuv. Lower Oolite, Youne, France. No. 424. Echinolampus afl&nis, Desm. Eocene, Vaiie;irard, France. No. 425. G-alerites albogalerus, Lam. This lofty, almost turreted form, with central mouth and marginal anus, is from the Upper Chalk, Kent, No. 426. Hemicidaris intermedia, Fleming. This large, depressed genus belongs to the Cidari- dce with narrow ambulacra. The distinctive feature is the existence of small tubercles on the lower half of the ambulacra. The spines are cylind
. College collection of palaeontology. ECHINOIDEA. 139 No. 433. Echinobrissus (Nucleolites) cunucularis, Blaiuv. Lower Oolite, Youne, France. No. 424. Echinolampus afl&nis, Desm. Eocene, Vaiie;irard, France. No. 425. G-alerites albogalerus, Lam. This lofty, almost turreted form, with central mouth and marginal anus, is from the Upper Chalk, Kent, No. 426. Hemicidaris intermedia, Fleming. This large, depressed genus belongs to the Cidari- dce with narrow ambulacra. The distinctive feature is the existence of small tubercles on the lower half of the ambulacra. The spines are cylindrical and finely striated. From the Oolite of Calne (Wiltshire), Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ward's Natural Science Establishment, inc. Rochester
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