2 
CATALOGUE OF 
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F. Rostrum reposing in a groove, 
G. Rostrum free, without a groove. 
H. Head triangular, received up to the eyes by 
the prothorax. Four hinder legs formed 
for rowing or for gliding on the water. 
Ungues of the tarsi hidden in a notch of 
the last joint before its tip. - - - 
6. Ductirostra. 
7. Nudirostra. 
8. Remipeda. 
2. SUPERICORNIA, C. H. 369. 
A. Head quadrate. - - - - - 1. Tethagonocephala. 
B. Head triangular. ----- 2. Trigonocephala. 
1. TETRAGONOCEPHALA. 
Tetragonocephala, Serv. Hist. Hem. 184. 
A. No spine near the base of the antennjB. 
a. Antenniferous tubercles very prominent, 
separated by a notch, without a groove or 
a keel between them. - 
b. Antenniferous tubercles less prominent, with 
no notch, but with a keel between them. 
B. Head with a spine at the base of the 
antennae, or with the first joint of the 
antennae spinose. - - . . 
1. Sectifrontia. 
2. Plenifrontia. 
3. Spinifeontia. 
1. SECTIFRONTIA. 
Sectifrontia, Serv. Hist. Hem. 184. 
A. Femora smooth ; hind femora not thicker 
than the others. ----- 1. Spaktocorid.®. 
B. Femora with spines beneath; hind femora 
thicker than the others, especially in the 
male. ------ 2. Mictid®. 
Fam. 1. SPARTOCORID^, C. H. 370. 
Fam. Coreida. Subfam. Coreida. Div. Spartocorida, Stal. 
A. Antennae cylindrical. 
a. Prothorax crescent-shaped, 
* Body elongate. Abdomen not dilated. 
** Body ovate. Abdomen dilated. 
b. Prothorax not crescent-shaped. 
* Fourth joint of the antennae much longer 
than the third. Disk of the prothorax 
with tubercles. 
** Fourth joint of the antennae a little longer 
or shorter than the third, 
f Hind angles of the prothorax rounded, 
ff Hind angles of the prothorax acute. 
1. Euagona. 
5. Menenotxjs. 
2. Sephika. 
3. Spartocera. 
4. Eubule. 
