I 1 srCDY ((fLLhCr/OXS 



(ii'i)l(Hjii (ukI I nr( rIchniU PdliiontohK/!/ The stu(l\' collect ions com- 

 l)ris(', iunon^ otlicr tliiiij2;s, the Hitchcock series of rocks illust rat in <; thir- 

 teen «»;e()l()«j;iciil sections across the States of N'orniont and New Hamp- 

 shire; a complete set of duplicate specimens from the United 

 States j»;eol()«>;ical survey of the I^'ortieth Parallel; a series illustrating the 

 (^u'ly •!;eolo<i;ical survey of IN'nnsylvania; a complete ty})ical series 

 of rocks and microsc()i)ic thin sections illustratinj;- Rosenbusch's manual 

 of petr()<2;raphy ; lar«»;e series of American rocks; a complete series 

 typifying- the rocks encountered in drivinji; the Simplon tunnel, Switzer- 

 land ; nuuiy ores and economic specimens. 



I nvcrtehmtc Paheontology — (Jreat numbers of fossil invertebrates, 

 too nunu^rous and varicnl to particularize, l)ut rei)resentin<2; many of 

 tlie im])ortant ^roui)s. 



Ichthyology and Herpetology. — Ichthyology. — The collection of fishes 

 comj^rises about 7, ()()() cataloj^iKnl specimens, preservtul in alcohol 

 and ke])t in tanks and jars. 



The fossil fish collection is one of the largest, if not the largest, in 

 America, comprising about 10,000 catalogued specimens; it includes 

 the Newberry, the C'oi)e and several smaller collections. 



Herpetology. — The collection of frogs, salamanders and reptiles 

 numbers 9,000 specimens. 



Invertebrate Z oology. ^Genkrai. Invertebrates. — About 60,000 

 specimens of protozoans, sponges, polyps, starfishes, sea-urchins, 

 worms, crustaceans, spiders, myriapods and chordates. 



Insects. — (a) Local collection comprising insects known within fift}' 

 miles of New York City, (b) General collection including more than 

 500,000 specimens, among them the types of many species. 



Shells. — The chief MoUuscan collections of the ]\Iuseum, exclusive 

 of fossils. About 15,000 species are represented, comprised for the 

 most part of the Jay and Haines collections. 



Mammalogy and Ornithology. — Mammalogy. — The study collection 

 of mammals contains about 25,000 skins, skulls and skeletons. It is 

 especially rich in South American forms, ^lexico and the Arctic are 

 well represented; from the latter region there is a large and unique 

 series of the beautiful white Peary's caribou and of the Greenland 

 muskox, comprising about 150 specinuMis. The collection of whales 

 is likewise noteworthy. 



Ornithology. — The study collection of birds consists of ai)proxim- 

 ately 90,000 unmounted skins, about nine-tenths of which are from 

 the Western Hemisphere, and several thousand nests and eggs. South 

 America is chiefly represented by a large collection from Matto Grosso, 

 Brazil, and (extensive collections from Colombia; also smaller series 

 from l*]cua(lor, P(M'u, \'en(^zu(4a and Trinidad. 



