286 
Psyche 
[September 
metrical. The hub is in the upper third of the web. The web may 
be as large as i. 6 to 2 m in diameter. The spider occupies a retreat 
to the side. 
Distribution. There are specimens of Eriophora species in col- 
lections from New Guinea, New Caledonia, New Zealand and 
Australia. One species belonging to the genus has recently been 
described from South Africa. 
Key to North American species of the ravilla group of Eriophora 
i a. Males 2 
ib. Females 5 
2a. Fourth coxa with a transverse row of 3 macrosetae ( rarely, 
only 2 in northern specimens) (Fig. 48) edax 
2b. Fourth coxa without a transverse row of macrosetae (Figs. 7, 
34 ) 3 
3a. Median apophysis of palpus short, framed by other structures 
(Fig. 49) ne ph ilo ides 
3b. Median apophysis of palpus long, extending beyond other struc- 
tures (Figs. 10, 25, 35) 4 
4a. Median apophysis with a spur (Figs. 2, 10) ; tip of embolus 
drawn out, recurved (Fig. 11) ravilla 
4b. Median apophysis without a spur (Fig. 25); tip of embolus 
with a flap on its side (Fig. 26) fuliginea 
5a. Carapace, coxae yellow, sternum black; epigynum of minute size 
(Figs. 51, 54) ne philo ides 
5b. Coloration otherwise; epigynum of normal proportions 6 
6a. Posterior of dorsum of abdomen with a distinct hump (Fig. 42) ; 
scape of epigynum usually with a keel, sometimes circular in 
cross section, rarely broken off (Fig. 37) edax 
6b. Posterior of dorsum with only a slight hump or none at all 
(Figs. 22-24) y epigynal scope without a keel or often broken 
off (Figs. 12, 27) 7 
7a. Base of epigynum wrinkled (Fig. 13) ravilla 
7b. Base of epigynum not wrinkled, but flat shield-shaped (Fig. 28) 
fuliginea 
Eriophora ravilla (C. L. Koch) 
Map 1 ; Figures 7-24 
? llpeira circulata Walckenaer, 1841, Histoire Naturelle des Insectes Apteres, 
vol. 3, p. 79. Female syntypes from America lost and also Abbot illus- 
trations no. 170, 363 from Georgia. The Abbot manuscript is at the 
British Museum, Natural History. A copy of it in the Museum of 
Comparative Zoology was examined. Nomen dubium. 
