HEMIPTEEA HETEEOPTEEA. 
175 
14. Macrocephalds crassimaxus. 
Syrtis crassimana, Fabr. Sysl. Rhyn. 123 — Macroceplialus crassimanus, 
Westw. Trans. Ent. Soc. Land. iii. 26. Serv. Hist. Hem. 292, pi. 6, f. 2. 
Slal^ Hem. Fabr. i. 94. 
South America. 
15, INIacrocephalus toberosus. 
tuberosus, King, Trans. Ent. Soc. Lond. iii. 24. 
Cassapava. 
16. Macrocephalus obscures. 
obscurus, Westw. Trans. Ent. Soc. Lond. iii. 24. 
South America. 
17. Macrocephalus fortificatcs. 
Syrtis fortificala, Mus. Berol. H.-Sch. Wanz. Ins. vii. 15, pi. 222, f. 695. 
Brazil. 
MEMBEANACEA. 
A. Scutellura covered by the prolhorax. - 
B. Scutellum not covered by the prothorax. 
- 1. T 1 NGIDID.E. 
- 2. PlESMIDiE. 
Fam. 1. TINGIDIDiE. 
Tingididoe, Serv. Hist. Hem. 295. Fieb. Eur. Hem. 24 - 
(Agrammidae et Tiogididae), Dougl. and Scott, Hem. 242. 
A. Winged; 
a. Antennae not very long. 
* Scutellura covered. 
-t- Fore wings with no clavus. 
I Third and fourth joints of the antennae much 
incrassaled. _ - - - 
IX Third joiut of the antennae cylindrical. 
§ Prolhorax and fore wings with a vesiculose 
swelling. - - - - - 
§§ No vesiculose swelling on the fore wings. 
X Prothorax with three keels, 
o Head unarmed. Prolhorax forming hindward 
a much elongated triangle. 
00 Head horned. Prolhorax almost rounded hind- 
ward. . - - - - 
X X Prolhorax with one keel. - - - 
ff Fore wings with a clavus. - - - 6. 
** Scutellum uncovered, 
f Spines of head long, acute. 
•Tingidida 
1. Dictyoxota. 
2. Tingis. 
3. Moxanthia. 
4, Cantacader. 
5. Agramma. 
Taphrostethus. 
