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THE NATURALISTS' DIRECTORY. 
M. E., Mining Engineer. 
Med., Medical. 
Meteo., Meteorology. 
Metall., Metallurgy. 
Mic., Microscopy. 
Mich., Michigan. 
Min., Mineralogy. 
Minn., Minnesota. 
Miss., Mississippi. 
Mo., Missouri. 
Moll., Molluscs. 
Mont., Montana. 
Mus., Museum. 
Nat. Hist., Natural History. 
N. C., North Carolina. 
Neb., Nebraska. 
Neuropt., Neuroptera. 
Nev., Nevada. 
N. H., New Hampshire. 
Niag., Niagara. 
N. J., New Jersey. 
N. M., New Mexico. 
N. Y., New York. 
O., Ohio. 
Obs., Observatory. 
Ool., Oology. 
Ophthal., Ophthalmology. 
Ore., Oregon. 
Org., Organic. 
Orn., Ornithology. 
Orthopt., Orthoptera. 
Osteol., Osteology. 
PalsBO., Palasontology. 
Pathol., Pathological. 
Penn., Pennsylvania. 
PhEen., Phaenogamic. 
Philol., Philology. 
Phil., Philosophy. 
Photog., Photography. 
Phys., Physics. 
Piscol., Piscology. 
Pres., President. 
Prof., Professor. 
R. I., Rhode Island. 
S. C., South Carolina. 
S. D., South Dakota. 
Sec., Secretary. 
Sci., Science. 
Sil., Silurian. 
So., Southern. 
Soc., Society. 
Spec., Species. 
Spec., Specimens or specialty. 
Strat.. Stratigraphical. 
Surv., Survey. 
Syst., Systematic. 
Tax., Taxidermy. 
Tech., Technical, Technology. 
Tenn., Tennessee. 
Tex., Texas. 
TL, Upper. 
Univ., University. 
Va., Virginia. 
Vase., Vascular. 
Veg., Vegetable. 
Vert., Vertebrates. 
Vt., Vermont. 
Wis., Wisconsin. 
W. T., Wyoming Territory. 
W. Va., West Virginia. 
Wash., Washington. 
Zool., Zoology. 
