8.3 11.5 16.4 18.4 11.5 5.9 4.2 3.7 3.9 2.9 1.7 10.3 9.2

8.8 12.4 17.2 19.3 12.1 6.3 4.5 3.8 4.1 3.2 2.0 11.2 9.7

7.4 10.8 15.6 17.8 10.8 5.5 3.9 3.5 3.6 2.7 1.6 9.6 8.5

7.4 9.3 14.1 15.8 10.9 5.4 3.7 3.2 3.5 2.7 1.6 8.4 7.4

6.9 9.5 13.6 15.6 10.0 4.8 3.6 3.3 3.5 2.5 1.6 9.0 7.6

7.0 10.0 13.8 15.4 10.1 4.9 3.6 3.2 3.3 2.3 1.4 8.1 7.3

7.1 *10.8 14.5 15.6 10.0 5.0 3.5 3.2 3.4 2.5 1.4 8.6 7.5

6.6 *9.3 13.6 15.2 9.7 4.7 3.8 3.4 3.5 2.7 1.5 8.1 7.2

7.0 9.8 13.9 15.5 10.1 5.0 3.6 3.3 3.4 2.5 1.5 8.4 7.4

muricus

8.0 11.3 *16.0 17.5 5.7 4.0 3.6 3.7 2.8 1.6 11.2 8.8

7.2 11.0 17.4 11.3 5.6 4.3 3.7 4.0 3.0 1.6 8.7

7.7 11.1 15.9 17.5 10.8 5.6 4.2 3.5 3.6 2.8 1.8 9.6 8.4

7.2 10.6 15.1 17.1 10.7 5.4 4.0 3.5 3.5 2.7 1.5 9.8 8.0

7.7 11.2 16.2 18.3 10.8 5.7 4.3 3.6 3.9 2.9 1.6 8.5

7.6 11.0 15.8 17.6 10.9 5.6 4.2 3.6 3.7 2.8 1.6 10.2 8.5

6.7 10.0 14.9 16.0 10.9 5.3 3.6 3.2 3.3 2.7 1.7 8.8 7.2

6.5 9.2 14.0 15.6 10.1 5.0 3.5 3.2 3.3 2.5 1.4 8.3 7.2

7.4 9.7 14.3 16.5 10.2 4.7 3.6 3.2 3.4 2.7 1.5 9.1 7.8

7.3 10.8 15.2 17.1 10.0 5.3 3.6 3.1 3.4 2.6 1.5 8.2

6.3 9.5 13.9 15.8 10.0 5.0 3.4 2.9 3.1 2.4 1.3 8.8 7.2

6.9 9.5 14.1 15.5 10.5 5.1 3.6 3.2 3.3 2.6 1.4 8.9 7.5

6.9 9.8 14.4 16.1 10.3 5.1 3.6 3.1 3.3 2.6 1.5 8.8 7.5

TABLE OF CRANIAL MEASUREMENTS--_Concluded_

=================================================================================

Key:

A Basilar length (of Hensel)

B Length of tooth rows

C Breadth of rostrum

Catalog Sex and

Collection Number age Locality A B C

---------------------------------------------------------------------------------

Mustela erminea

A. M. N. H. 12432 [F] ad. Conard Fissure, Ark 35.1 12.7 10.4

A. M. N. H. 12433 [F] ad. Conard Fissure, Ark 12.6 9.9

A. M. N. H. 12435 [F] ad. Conard Fissure, Ark *32.5 12.4 10.0

A. M. N. H. 11766 [F] ad. Conard Fissure, Ark 34.5 12.3 10.7

av 34.0 12.5 10.3

A. M. N. H. 12437 [M] sad. Conard Fissure, Ark 39.2 14.5 11.7

A. M. N. H. 12441 [M] ad. Conard Fissure, Ark 38.5 13.9 11.3

A. M. N. H. 12436 [M] ad. Conard Fissure, Ark 13.5 11.7

A. M. N. H. 12444 [M] ad. Conard Fissure, Ark 14.3 11.6

A. M. N. H. 11769 [M] sad. Conard Fissure, Ark

A. M. N. H. 12438 [M] yg. Conard Fissure, Ark 36.6 13.5 12.2

av 38.1 13.9 11.7

Mustela rixosa

average} {29.5 10.1 9.1

maximum} [M] ad. 6 Point Barrow {30.1 10.6 9.9

minimum} {27.6 9.3 8.6

average} {27.8 9.3 8.3

maximum} [F] ad. and sad. 4 Point Barrow {28.5 9.5 8.5

minimum} {27.0 9.0 7.9

Mustela rixosa

average} {29.5 10.1 8.2

maximum} [M] ad. 2, and Shaunavon {30.4 10.5 9.0

minimum} sad. 4 {28.4 9.6 7.4

average} {26.1 8.9 7.2

maximum} [F] ad. 3, and Regina and Shaunavon {27.0 9.2 7.5

minimum} sad. 1 {24.7 8.5 6.9

Mustela rixosa

Swenk, Mr. 5 [M] ad. 1 mi. E Inland 11.6 8.8

Swenk, Mr. 8 [M] ad. Inland 30.7 10.5 8.2

Swenk, Mr. 10 [F] ad. Inland 28.0 9.8 7.6

U. S. N. M. 171490 [F] ad. Type 28.8 7.7

Mustela rixosa

U. S. N. M. 249285 [M] sad. Finleyville, Pa 29.7 10.2

U. S. N. M. 203173 [M] sad. Waynesburg, Pa 28.6 9.5 7.7

U. S. N. M. 206340 [M] ad. Huttonsville, W. Va 28.5 9.9 8.5

C. M. 7543 [F] ad. Pymatuning Swamp 28.0 9.2 8.1

A. N. S. P. 11279 [F] ad. Beallville, Pa 28.0 9.5 7.5

U. S. N. M. 245843 [F] ad. near Marshall, N. C 27.5 9.4 7.3

=================================================================================

D Interorbital breadth

E Orbitonasal length

F Mastoid breadth

G Zygomatic breadth

H Length }

J Breadth }Tympanic Bulla

K Depth }

L Length m1

M Lateral }

N Medial }P4

P Breadth }M1

Q Length }

R Depth of Skull at Ant. margin of basioccipital

S Depth of Skull at posterior borders of Msl

|-Tympanic Bulla-| |----P4---| |----M1---|

D E F G H J K L M N P Q R S

--------------------------------------------------------------------------------

angustidens

8.1 12.1 18.7 12.1 6.2 4.5 4.4 3.3 1.65 11.0 9.6

8.3 11.4 4.2 4.5 3.4 1.5 9.9

*7.5 12.2 17.1 *19.0 11.4 5.8 3.8 4.0 2.9 1.4 8.6

8.4 11.8 18.2 12.5 6.6 4.1 4.3 3.2 1.5 10.0 9.5

8.1 11.9 18.0 12.0 6.2 4.2 4.3 3.2 1.5 10.5 9.4

9.6 13.6 20.4 13.0 6.7 4.6 4.9 3.8 2.1 13.2 11.0

9.1 13.0 20.0 13.5 6.9 4.7 4.9 3.6 1.5 12.1 10.7

8.9 13.5 4.0 4.3 3.2 1.6 10.4

9.2 13.8 4.7 4.6 3.2 1.8 10.8

4.5 4.9 3.9 1.9

9.3 12.8 13.0 6.6 4.4 4.6 3.5 1.7 13.7 10.9

9.2 13.3 20.2 13.2 6.7 4.5 4.7 3.5 1.8 13.0 10.8

eskimo

7.4 10.1 15.6 17.8 11.3 5.4 3.8 3.6 3.6 2.7 1.4 9.5 8.4

7.8 10.6 16.3 18.0 11.9 5.8 4.2 3.9 3.9 2.9 1.6 10.0 8.7

7.1 9.3 14.5 17.0 10.1 5.0 3.5 3.2 3.3 2.5 1.1 8.5 7.7

6.9 9.6 14.1 15.7 10.5 5.1 3.4 3.2 3.2 2.5 1.2 9.5 7.7

7.2 9.7 15.0 16.5 11.1 5.6 3.7 3.3 3.4 2.6 1.3 10.0 8.0

7.0 9.5 13.6 15.0 10.2 4.8 3.2 3.0 3.0 2.3 1.1 9.2 7.4

rixosa

6.6 9.9 15.1 16.4 11.0 5.2 3.7 3.3 3.6 2.6 1.4 10.0 8.4

6.9 10.5 16.1 17.1 11.5 5.5 3.9 3.5 3.8 2.7 1.5 10.4 8.8

6.3 9.2 14.0 15.2 10.7 5.0 3.5 3.1 3.3 2.4 1.3 9.4 8.0

5.5 8.9 13.1 14.1 9.7 4.9 3.3 3.0 3.2 2.3 1.2 8.6 7.1

5.9 9.5 13.6 14.6 10.0 5.0 3.5 3.1 3.3 2.4 1.3 9.0 7.2

5.2 8.3 12.3 13.7 9.5 4.7 3.1 2.8 2.9 2.3 1.1 8.2 7.0

campestris

7.6 11.1 16.1 18.0 4.1 3.6 3.8 2.7 1.6 11.5 9.7

7.0 10.5 15.9 17.9 10.9 5.7 3.8 3.4 3.5 2.6 1.5 8.6

5.8 9.4 14.2 10.3 5.4 1.7 3.5 3.1 3.3 2.5 1.5 9.3 7.8

6.1 9.1 14.1 15.0 10.2 5.1 1.6 3.8 3.2 3.4 2.5 1.5 9.3 7.7

allegheniensis

10.1 15.0 16.5 10.5 5.2 4.1 3.4 3.7 2.7 1.5 9.6 8.1

6.7 9.5 14.7 16.1 10.5 5.4 3.4 3.5 3.2 2.5 1.3 10.2 8.0

7.1 10.3 15.1 16.7 10.2 5.1 3.3 3.0 3.2 2.4 1.3 10.5 8.4

9.5 13.6 10.0 5.2 3.4 3.0 3.1 2.4 1.3

6.2 9.7 13.5 14.6 10.0 5.1 3.7 3.3 3.5 2.6 1.4 8.7 7.8

6.4 9.4 15.0 9.3 5.0 3.6 3.2 3.4 2.5 1.3 7.7

=================================================================================

(Abbreviations used for names of collections in the table of

measurements of Mustela)

A. M. N. H. American Museum of Natural History

A. N. S. P. Academy of Natural Sciences of Philadelphia

Baylor U. Baylor University

B. M. British Museum of Natural History

B. S. N. Boston Society of Natural History

B. Z. M. Berlin Zoological Museum

C. A. C. California Academy of Sciences

C. M. Carnegie Museum

C. R. C. M. Charles R. Conner Museum, Washington State College

C. Z. M. University Zoological Museum, Copenhagen, Denmark

Cornell Cornell University

Cowan Ian McTaggart-Cowan, private collection

Dickey Donald R. Dickey (deceased), private collection

E. R. W. Edward R. Warren, private collection

F. M. N. H. Field Museum of Natural History

F. S. M. Florida State Museum

Kans. U. University of Kansas, Museum of Natural History

M. C. Z. Museum of Comparative Zoölogy

M. P. H. N. Musée Polonais d'Histoire Naturelle (Warsaw, Poland)

M. V. Z. Museum of Vertebrate Zoölogy, University of California

M. Z. Museum of Zoölogy, University of Michigan

N. H. R. S. Naturhistoriska Riksmuseum

N. M. C. National Museum of Canada

S. D. M. San Diego Society of Natural History

Snyder W. E. Snyder, Beaver Dam, Wisconsin

Stan. U. Leland Stanford Junior University

Stephens Frank Stephens, private collection

Swenk, Mr. Myron H. Swenk, private collection

U. O. University of Oregon, Eugene, Oregon

U. S. N. M. United States National Museum

Walker Alex Walker, private collection

Wisc. U. University of Wisconsin

* Approximate

** Average of 14

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