1926] 
The Affinities of Grylloblatta 
85 
Walker, E. M. 
1919. Genitalia of Male Grylloblatta. Canadian Ent., 1919, 
p. 131. 
1922. Terminal Abeominal Structures of Grylloblatta and Re- 
lated Insects. Ann. Ent. Soc. America , 15, p. 1. 
ABBREVIATIONS 
a.. .Basal process of lacinia 
ac . . Anteclypeus 
af . . Antennif er 
an. . Antennale (basantenna) 
ant. Antenna (basal segment) 
be. .Basicardo 
bg. .Basigalea 
bm. .Basimaxillary membrane 
cs . . Coronal suture 
dc. . Disticardo 
e . . . Compound eye 
fr. . .Frons 
fp. .Frontal pits (frontocavse) 
fs. . . Frontal suture 
ga. . Galea 
ge . . Gena 
gl. . Glossa 
gn. . Gnathite 
gp..gular pit 
gu. . Gular region of membrane 
he. . Hypocondyle (gnathocon- 
dyle 
in. . Incisors 
la. . Lacinia 
lp.. Labial palpus 
lr. . . Labrum 
l s . . . Labiostipes 
m. . . Mandibulare (basimandibu- 
la 
md.. Mandible 
mdm. Mandibular membrane 
mm. Medimentum 
mn. .Mentum 
mo. . Mola 
mp. . Maxillary palpus 
pa . . Parietals 
pc . . Postclypeus (epistoma) 
pd. .Pedicel 
pge . Postgena 
pgl. . Paraglossa 
pgr..Palpiger 
ppd. Postpedicel 
pr.. . Postgenal ridge 
pst. . Parastipes 
sc.. .Scape 
sm. . Submentum 
st Stipes 
tm. . Tempora 
ts.. . Temporal suture 
