642 Anatomy of the Male Genital Tube in Coleoptera. 
cm2 = second connecting membrane. 
ej =ejaculatory duct. 
fg == flagellum. 
is = internal sac. 
ld = last dorsal plate. 
Il = lateral lobes. 
lw = last ventral plate. 
mf = median foramen. 
ml = median lobe. 
mo = median orifice, 
ms = median strut. 
pea = point of articulation. 
pd = penultimate dorsal plate. 
pv = penultimate ventral plate. 
re = rectum. 
sp = spiculum. 
tg =tegmen (lateral lobes + basal-piece ; or basal-piece 
without lateral lobes. 
ts = tegminal strut. 
vp = ventral-piece. 
For a fuller explanation of these letters see pp. 481-483. 
Correction. 
P. 491. If the position of Fig. 39 (Haliplus) 
be considered correct as regards upper and 
lower aspects, then it is the right lateral lobe. 
That is the broad one, not the left as stated 
in the text. 
Dec. 24, 1912. 
