252 
Psyche 
[September 
tex lacking tubercles and elongate setae; head capsule not inflated 
behind eyes. Pronotum elongate, lightly constructed, not markedly 
deflexed laterally. Forelegs lacking raptorial modifications. 9th ab- 
dominal tergite not fused with ectoprocts, the latter with well-de- 
veloped cereal calluses and trichobothrial setae. 
Wings short, with rounded apices; stems of M and R adjacent 
but separate to base. Forewing with vestige of recurrent humeral 
vein. Hindwing lacking recurrent humeral vein; with basal free 
piece of MA vertical and straight; CuP not developed. 
Male with 9th abdominal sternite well developed as an elongate 
subgenital plate, articulating anteriorly on the ventrally extended 
9th tergites. Gonarcus membranous in midline; gonocoxites strongly 
developed and well separated from gonarcus distally, articulating 
proximally on the latter; mediuncus with a large basal sclerite and 
apodeme and with a free tubular portion distally, lacking setae at 
its tip. 
Female lacking squamae. 7th abdominal sternite well developed, 
slightly desclerotized in posterior midline. 8th sternite divided into 
two bilateral fragments, displaced posterodorsally. 9th gonocoxites 
lacking hypocaudae, bearing reduced remnants of 9th gonopophyses, 
these latter affecting closure of genital chamber by anteriad appres- 
sion against concave surface of 8th gonocoxites. Bursa copulatrix 
small, widely confluent with genital chamber, with a pair of bilateral 
pouches. Spermathecal duct short; spermatheca a simple coiled tube, 
lacking enlargements and diverticula. 
Type and sole included genus: * Cyrenoberotha n. gen. Known 
only from Chile. 
Rhachiberothinae Tjeder, 1959 
Rhachiberothinae Tjeder, 1959, South African Animal Life 6: 262. 
Type genus (by original designation) : Rhachiberotha Tjeder, 1959. 
Description. Male unknown. Berothids with head and mouth- 
parts short ; vertex with at most a slight suggestion of tubercles whose 
position is marked by a few elongate setae; head capsule moderately 
inflated behind eyes. Pronotum elongate, lightly constructed, slightly 
deflexed laterally. Forelegs with raptorial modifications consisting 
of elongate coxae and swollen femora, with large macrotrichia, against 
which tibiae and tarsae can be reflexed. 9th abdominal tergite fused 
to ectoprocts, the latter with reduced or absent cereal calluses and 
trichobothrial setae. 
