74 
Psyche 
[Vol. 91 
17'. Terminal apophysis shorter (Fig. 39). Tibia and basitarsus 
I lacking fringe. Carapace usually with pale lateral 
margins marialuisae sp.n. 
KEY TO FEMALES OF THE MILVINA GROUP 
OCCURRING IN EASTERN CANADA AND UNITED STATES 
1 . Median septum extending anteriad nearly to level of hood 
(Figs. 46, 60, 65) 2 
F. Median septum extending anteriad one-half length of 
epigynum or less (Figs. 58, 70) 4 
2(1). Median septum broad anteriorly (Fig. 60, arrow) 
littoralis Banks 
2'. Median septum distinctly tapered anteriorly (Figs. 46, 65) 
3 
3(2'). Median septum with expanded posterior part concave at 
lateral margins (Fig. 65, arrow) pauxilla Montgomery 
3'. Median septum with expanded posterior part convex at 
lateral margins (Fig. 46, upper arrow) 
delicatula Gertsch and Wallace 
4(1'). Hood continuing posteriad at sides where it defines a 
raised, tapered median area (Fig. 58, arrows) 5 
4'. Hood continuing posteriad at sides where it defines a 
depressed, non-tapered area (Fig. 70, arrow) 
milvina (Hentz) 
5(4). Species restricted to Great Lakes-St. Lawrence region and 
southward in Appalachian Mountains (Map 3) 
saxatilis (Hentz) 
5'. Species restricted to southeastern coastal plain (including 
Florida) and the Mississippi basin (Map 3) 6 
6(5'). Species restricted to Florida and eastern Gulf Coast 
region (Map 3) parvula Banks 
6'. Species restricted to Atlantic coast States east of the 
Appalachians and in the Mississippi basin (Map 3) . . . 
atlantica Emerton 
KEY TO FEMALES OF THE MILVINA GROUP 
OCCURRING IN SOUTHWESTERN UNITED STATES, 
MEXICO, AND CENTRAL AMERICA 
1. Median septum with expanded posterior part approxi- 
mately rectangular (Figs. 50, 52, 54, 56) 
