TYPE SPECIMENS OF PALEOZOIC FOSSILS 443 



Microdon (Cypricardella) tenuistriatus Hall 



2742 -4ja. TYPE Microdon tenuistriata Hall. Preliminary 

 notice of lamellibranchiate shells, pt 2. 1870. p. 32. 



Microdon ( M icrodon ell a ) (Eodon) tenu- 

 istriatus Hall. Paleontology of New York. 1883. 

 v. 5, pt i, plates and explanations, pi. 73, fig. 27. 



Microdon (Cypricardella) tenuistriata 

 Hall. Paleontology of New York. 1885. v. 5, pt i, 



Pi- 73, fig- 27- 



Hamilton beds Canandaigua lake, N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



' 2 743 ~-- TYPE Hall. Paleontology of New York. 1883. ,v. 5, 

 pt i, plates and explanations, pi. 73, fig. 28. 



Hall. Paleontology of New York. 1885. v. 5, pt i, 

 pi. 73, fig. 28. 



Hamilton beds Canandaigua lake, N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



Microdon ( Microdonella) (Eodon) tenu- 

 istriatus see Microdon (Cypricardella) tenuistriatus 



MODIELLA Hall 



Modiella pygmaea Conrad (sp.) 



2 744 & HYPOTYPE Pterinea pygmaea Conrad. Journal of 



the Academy of natural sciences of Philadelphia. 1842. 

 8:251. 



Modiella pygmaea Hall. Paleontology of New 

 York. 1883. v. 5, pt i, plates and explanations, pi. 76, 

 fig. 9. 



Hall. Paleontology of New York. 1885. v. 5, pt i, 

 pi. 76, fig. 9. 



Hamilton beds Moravia, Cayuga co. N. Y. 



G. B. Simpson, coll. 1863 



2745 -Hp HYPOTYPE Hall. Paleontology of New York. 1883. 



v. 5, pt i, plates and explanations, pi. 76, fig. 10. 



Hall. Paleontology of New York. 1885. v. 5, pt i, 

 pi, 76, fig. 10. 



Hamilton beds Cayuga lake, N. Y, 



J. W. Hall, coll. 1866 



2746 MP HYPOTYPE Hall. Paleontology of New York. 1883. 



v. 5, pt i, plates and explanations, pi. 76, fig. 12. 



