TETTIGID^. 845 



Female. Piceous, roughly rugose and tuberculate. Head with four 

 spines in a longitudinal line on the vertex and with a forked spine on each 

 side of the front. Eyes very prominent, slightly petiolated, higher than 

 the vertex. Prothorax with a dentate and spinose keel ; middle part much 

 dilated and armed with spines on each side; sides dilated and bidentate ; 

 hind part lanceolate, extending a little beyond the tip of the abdomen. 

 Legs stout; femora incrassated, irregularly spinose ; four anterior tibia? 

 slightly dilated ; hind tibiae armed with stout spines. Length of the body 

 41 — 5 lines. 



a — c. Natal. From M. Gueinzius' collection. 



Genus 5. TRIPETALOCERA. 

 Tripetalocera, Westw. Zool. Journ. v. 444. 



1. Tripetalocera ferruginea. 



ferruginea, Westw. Zool. Journ. v. 444, pi. 22, f. 3 — Acrida (Tetrix) ferru- 

 gineum, Haan, Verz. Gesch. Ned. Ind. Bez. Ins. 186, pi. 22, f. 11. 



Banjermassing. 



Genus 6. PAULINIA. 

 Paulinia, Blanch. Voy. Orb. ii. 216. 



1. Paulinia muscosa. 

 muscosa, Blanch. Voy. Orb. ii. 216, pi. 27, f. 6. 

 Bolivia. 



Genus 7. CHORIPHYLLUM. 



Choriphyllum, Serv. Hist. Orth. 754. 



1. Choriphyllum rhombeum. 



, Baker, Phil. Trans. 2, iv. (1764) 55, pi. 6— Cicada rhombea, 



Linn. Syst. Nat. i. 2, 704. Fabr. Syst. Rhyn. 7 — Acridium com- 

 pressum, Thunb. N. Act. Upsal. 1815, 162 — Choriphyllum Sagrai, 

 Serv. Hist. Orth. 755, pi. 8, f. 5 — Acridium (Hymenotes) rhombeum, 

 Haan, Verz. Gtsch. Ned. Ind. Bez. Ins. 165. 



a. Jamaica. 



2. Choriphyllum plaqiatum. 



Fcera. Testaceum, apterum ; antennae longissima, gracillimce ; prothoracis 

 crista nigro maculata, margine subangulato subundulato ; femora 

 quatuor anteriora subtus bidentata. 



Female. Testaceous or dead-leaf colour, wingless. Antenna? very 

 long and slender. Crest of the prothorax foliaceous, extending much 

 beyond the head and the tip of the abdomen, adorned with various black 

 spots of different size and shape ; its edge slightly undulating, forming at 



