Chapter M: P. H. N. 564 F ad. Cutervo, Perú *38.0 13.8 11.2

A. M. N. H. 60508 [M] ad. El Chiral, Ecuador 45.5 17.1 13.8 A. M. N. H. 61406 [M] sad. Guainche, Ecuador 48.2 17.3 14.5 N. H. R. S. 2 [M] ad. Panecillo, Ecuador 48.0 16.8 13.3 N. H. R. S. 5 [M] ad. San Antonio, Ecuador 44.0 16.3 14.0 N. H. R. S. 7 [M] ad. Carapungo, Ecuador 46.8 17.4 13.5 N. H. R. S. 14 [M] ad. Nára Papallacta, Ecuador 45.4 17.3 14.1

N. H. R. S. 10 [F] ad. Guapulo, Ecuador 37.9 13.5 11.3

Mustela frenata A. M. N. H. 72587 [M] ad. Nequejahuira, Bolivia 41.6 15.3 12.2 B. Z. M. 602 [M] yg. Limbaní, Perú 42.4 15.5 U. S. N. M. 137513 [M] yg. Limbaní, Perú 40.3 15.2

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

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

meridana
12.0 15.0 23.9 28.5 13.0 6.6 3.0 6.2 5.4 5.6 4.4 2.5 15.0 13.4
11.8 15.2 23.5 27.4 13.8 6.5 2.4 6.0 5.5 5.7 4.1 2.3 15.6 13.3
11.6 15.4 23.6 28.0 13.9 7.0 6.2 5.6 5.7 4.7 2.4 15.7 12.9
11.5 15.4 23.6 27.3 14.2 6.4 2.3 5.9 5.2 5.6 4.5 2.3 15.3 13.0
11.5 15.5 23.0 27.6 13.5 6.5 2.6 5.8 5.4 5.6 4.3 2.1 15.5 13.7
11.7 15.3 23.5 27.8 13.7 6.6 6.0 5.4 5.6 4.4 2.3 16.0 13.3

12.1 15.1 23.0 27.5 13.2 6.0 5.5 5.7 4.5 2.5
11.4 15.5 23.4 27.9 13.4 6.4 2.2 5.6 5.2 5.7 4.2 2.3 16.0 13.0
10.5 15.4 25.0 13.2 5.5 5.0 5.3 4.2 2.3 15.0 13.2

9.7 13.2 20.3 23.0 12.4 5.9 1.8
9.9 13.0 20.1 23.4 12.1 5.9 2.0
9.7 11.8 18.8 22.0 11.7 5.5 2.0 4.9 4.5 4.6 3.5 1.6 10.5
9.8 13.8 19.5 12.1 5.9 1.8 4.9 4.7 4.9 3.7 1.8 13.0 11.2
9.8 13.0 19.7 22.8 12.1 5.8 1.9

9.2 13.2 19.2 22.5 11.9 5.6 2.1 5.1 4.6 4.8 3.5 1.7 13.5 11.1
8.7 12.0 19.3 21.8 11.5 5.8 1.8 4.7 4.4 4.7 3.5 1.6 13.8 11.4

affinis
11.8 15.6 29.5 6.1 5.9 6.1 4.4 2.3 13.9
10.8 14.3 27.7 6.0 5.3 5.7 4.5 2.1 13.0
11.0 15.3 6.4 5.8 5.5 5.7 4.4 2.0 13.3
11.2 15.1 28.6 6.0 5.6 5.8 4.4 2.1 13.4

12.3 15.6 23.9 29.0 5.9 5.7 5.7 4.4 2.5
11.5 15.2 23.9 28.7 14.0 6.9 5.9 5.6 5.8 4.5 2.1 13.5

aureoventris
11.8 15.4 23.8 28.3 15.1 6.8 2.7 6.7 6.0 6.4 5.0 3.0 17.0 14.3

helleri
12.5 14.9 24.5 29.1 14.4 6.5 2.4 6.2 5.8 5.9 4.6 2.5 16.0 14.0
11.7 15.5 24.5 29.0 14.4 6.5 2.4 5.8 5.5 5.8 4.5 2.5 16.0 13.7

8.9 12.1 17.9 20.8 11.8 4.7 2.0 4.7 4.4 4.6 3.5 1.6 11.8 10.0
9.0 12.4 18.8 22.4 11.8 5.0 1.9 4.7 4.4 4.6 3.6 1.7 12.6 10.5
9.1 12.6 19.8 22.2 12.0 5.4 2.0 4.7 4.6 4.6 3.5 1.5 13.9 11.0

agilis
11.1 14.9 23.1 28.2 13.8 6.9 2.6 5.8 5.5 5.8 4.5 2.2 14.8 12.9

8.4 12.0 18.0 20.6 12.4 5.0 1.7 4.4 4.1 4.4 3.2 1.5 13.0 10.3
9.2 12.5 18.1 21.5 13.0 5.8 2.2 4.8 4.1 4.5 3.5 1.9 12.0 11.7

macrura
11.6 15.1 23.8 29.0 14.5 6.2 5.5 5.4 5.5 4.3 2.1 15.7 13.2
11.3 15.1 22.9 26.5 14.5 7.5 2.7 5.8 5.0 5.1 4.0 2.0 14.6 12.9
10.2 15.0 21.8 26.2 13.5 7.0 2.5 5.8 5.5 5.6 4.4 2.3 14.6 12.3
14.5 5.7 5.0 5.2 4.3 2.1

9.5 13.0 18.1 *23.0 4.9 4.6 4.9 3.6 1.9 11.7

11.5 14.5 24.2 23.2 15.0 7.0 2.3 5.9 5.6 6.0 4.8 2.6 16.4 13.8
12.3 15.7 25.6 30.3 15.6 7.2 3.0 6.1 5.2 5.4 4.5 2.3 15.7 13.9
14.8 14.5 7.0 6.0 5.4 5.7 4.3 2.2
11.9 14.8 23.5 28.0 14.2 7.0 2.9 5.8 5.1 5.4 4.3 2.1 16.8 14.1
11.1 14.9 23.7 29.0 14.6 7.0 2.9 6.2 5.8 6.2 4.5 2.3 16.0 14.2
12.6 15.8 24.5 29.9 14.3 7.1 2.6 6.1 5.4 5.6 4.3 2.5 17.5 9.5

9.5 12.7 19.7 22.5 12.4 5.9 2.0 5.1 4.5 4.7 3.7 1.7 12.9 11.3

boliviensis
10.0 14.7 22.2 25.0 13.4 7.4 2.2 5.3 5.0 5.2 4.4 2.2 14.8 12.4
5.5 5.0 5.4 4.2 2.2
5.1 4.8 5.1 3.9 1.9

TABLE OF CRANIAL MEASUREMENTS--_Continued_ =================================================================================

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 africana A. M. N. H. 374.75 [M] sad. Pará, Brazil 47.8 17.2 14.3 B. M. 5.1.25.1. [M]? sad. Pará, Brazil 44.9 16.4 13.0 B. M. 26.1.8.10. [M]? ad. Pará, Brazil 44.6 16.4 13.3

Mustela africana B. M. 24.12.12.24. [F] ad. Moyobamba, Perú 45.8 16.9 13.5 M. P. H. N. 563 [F] ad. Yurimaguas, Perú 17.5± A. M. N. H. 61813 [F] yg. Val. d. Perené, Perú 44.6 16.0 13.0

Mustela erminea M. C. Z. 10012 [M] ad. Pt. Barrow 43.3 15.9 15.2 F. M. N. H. 35894 [M] ad. Pt. Barrow 41.8 15.6 15.3 A. N. S. P. 6909 [M] ad. Pt. Barrow 42.3 15.1 14.8 A. N. S. P. 6910 [M] ad. Pt. Barrow 16.2 16.0 N. M. C. 2445 [M] ad. Salirochet River 42.8 15.7 15.4 av. 5 42.5 15.7 15.3

F. M. N. H. 35895 [F] ad. Pt. Barrow 35.4 13.1 12.7 M. V. Z. 43286 [F] ad. Pt. Barrow 35.4 12.9 12.0 U. S. N. M. 243489 [F] sad. Alatna River 37.0 13.4 11.9 U. S. N. M. 243493 [F] sad. 16 mi. below Bettles 36.2 13.0 12.0 U. S. N. M. 180459 [F] ad. N. Fk. Kuskokim 35.3 12.9 11.2 U. S. N. M. 242205 [F] ad. Fairbanks 34.5 12.4 11.5 U. S. N. M. 157306 [F] sad. Bear Creek 36.9 13.5 12.6 U. S. N. M. 157305 [F] sad. Bear Creek 35.2 12.5 11.4 av. 8 35.8 12.9 11.8

Mustela erminea M. C. Z. 29831 [M] ad. Ymer Is. 41.6 15.6 15.3 C. Z. M. 1245 [M] ad. Danmarks Havn. 40.7 15.0 14.7 C. Z. M. 1246 [M] ad. Danmarks Havn. 39.0 14.1 13.8 C. Z. M. 1247 [M] ad. Danmarks Havn. 41.0 15.2 14.5 C. Z. M. 1248 [M] ad. Danmarks Havn. 42.3 15.5 15.5 C. Z. M. 1249 [M] ad. Danmarks Havn. 42.2 15.8 15.0 C. Z. M. 1871 [M] ad. Scoresby Sd. 42.4 15.3 15.3 av. 7 41.3 15.2 14.9

C. Z. M. 1060 [F] ad. Turner Sd. 35.9 13.0 12.5 B. Z. M. 43965 [F] ad. Kap Hoegh 37.8 13.4 12.7

Mustela erminea
C. M. 6688 [M] ad. Prairie Point *39.9 14.5 13.5

average} {37.5 13.8 13.1 maximum} [M] 1 ad. and Southampton Isl. {39.9 14.5 13.5 minimum} 10 sad. {35.7 13.1 12.6