CYRENE. 
1. Posterior margin of vulva with a conspicuous rounded 
prominence in the middle. 
a’. Vulva with, anteriorly, a pair of deep semicircular 
channels connected behind, widely divergent in front 
. Vulva with, anteriorly, a pair of oval cavities, one 
diameter apart, situated transversely and obliquely, 
followed by a pair of brown spermathecal spots longi- 
tudinally situate 2. 2... 1 we eee 
2. Posterior margin of vulva without any rounded prominence 
in the middle. . 
aa. Vulva with, anteriorly, a pair of short, procurving, 
divergent, widely separate, semilunar, chitinous edges. 
Behind lie a pair of large oval spots, with a narrow 
piece on the inner side of each, beneath the epidermis ; 
posterior margin with a broad, chitinous, transverse 
piece. . . ew eee 
66. Vulva with, anteriorly, a pair of long, slightly sinuous, 
chitinous edges, obliquely convergent forward. Behind 
he a pair of small circular spots and the posterior 
margin is simple, not broadly chitinized . 
b. Vulva with a large concavity on either the anterior or posterior 
portion of the epigynal area or in the middle. 
aaa. Vulval cavity situated in the middle of the epigynal area. 
+ Cavity horseshoe-form, with anteriorly a pair of deep 
oval cavities, and posteriorly a pair of more or less 
adjacent oval spermathecal spots Loe . 
++ Cavity circular-piriform, with no anterior pair of cavities, 
and posteriorly a pair of subadjacent circular-reniform 
spots 2. 2. 2. ee ee ee ee 
bbb. Vulval cavity situated on either the anterior or posterior 
portion. 
a', Vulva with a broad transverse-oval cavity, posteriorly 
notched in the middle, with a rounded prominence in 
the middle of the anterior side of the cavity 
é'. Vulva with a broad transverse-oval cavity, sinuous on the 
posterior margin, but not so deeply notched, without 
any rounded prominence anteriorly 
** Carapace without a marginal or submarginal band of white hairs. 
a. Legs i. and ii. not, and ii. and iv. very indistinctly, annulate. 
Abdomen with a well-defined dark black-brown dorsal band, 
bordered on the outside with a slightly broken pale marginal 
band, and embracing a white central dorsal bar scalloped 
anteriorly and somewhat chevroned towards the spinners. 
Vulva with, anteriorly, a large transverse-oval cavity, behind 
prominens, sp. n. 
infuscata, sp. 0. 
pallida, sp. n. 
bicuspidata, sp. n. 
mediocava, sp. n. 
elegans, sp. 0. 
lattcava, sp. n. 
simplicicava, sp. n. 
2 ef 2 
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