Ward's Natural Science Establishment 



A Supply-House for Scientific Material. 



Founded 1862. Incorporated 1890. 



HTTGHMILLERIA, Sarle. 



We have acquired Mr. Sarle's entire collection of this remarkable new 

 geniis.of Eurypterids, and are prepared to furnish museums and colleges 

 with select material. The collection is unique and the locality no longer 

 accessible. Our circular 23 gives an account and figures of Dr. Clarke's 

 restorations in relief of the dorsal and ventral surfaces, based tipon Mr. 

 Sarle's specimens. 



PERIPATUS. 



A correspondent in New Zealand has sent us a few nicely preserved speci- 

 mens, the first to reach America. 



BIOLOGICAL WALL-CHARTS. 



Our new illustrated catalogue of the Leuckart (zoological), Kohl (botani- 

 cal), Sussdorf (anatomical), Schmeil and Hacker charts is ready for distribu- 

 tion. 



DEPARTMENTS : 



Geology, including Phenomenal and Physiographic. 

 Mineralogy, including also Rocks, Meteorites, etc. 

 Palaeontology. Archaeology and Ethnology. 



Invertebrates, including Biology, Conchology, etc. 

 Zoology, including Osteology and Taxidermy. 

 Human Anatomy, including Craniology, Odontology, etc. 

 Models, Plaster Casts and Wall-Charts in all departments. 



Circulars in any department free on request ; address 



Ward's Natural Science Establishment, 



76-104 College Ave., Rochester, New York, IT. S. A. 



