548 CATALOGUE OF 



2. TlTANACRIS ALBIPES. 



Gryllus (Locusta) cristatus, var. 5. Linn. Mus. Lud. Ulr. 137 Acridium 

 albipes, Deg. Ins. iii. pi. 40, f. 7. Latr. Gen. iii. 105 Acridium 

 alhipes? Goeze, Ent. JBeitr. ii. 113 Titanacris carinata, Scudder, 

 Proc. Bost. Soc. Nat. Hist. xii. 



a. British Guiana. Presented by Sir R. Schomburgck. 



ff Caput magnum. 

 J Alae posticaB longae, maculalae. 



Genus 6. TROPIDACRIS. 



Tropidacris, Scudder, Proc. Bost. Soc. Nat. Hist. Acridium, Latr., frc., 

 xii. 



1. TROPIDACRIS DUX. 



Gryllus dux, Drury, Ins. ii. pi. 40. Goetze, Ent. Beitr. ii. 102 Gryllus 

 dux, ex parte? Fabr. Sp. Ins. \. 362 ; Ma.nl. Ins. 235 ; Ent. Syst. ii. 

 47 Gryllus (Locusta) dux, Sloll, Saut. et Grill, pi. 1 b. f. 1 

 Acridium dux, Oliv. Enc. Meth. vi. 215, pi. 126, f. 21. Latr. Gen. 

 iii. 105. Flor, v. Sivers, Antill. xii. Locusta dux, Duncan, Intr. 

 Ent. 257, pi. 15, f. 2 Locusta (Rutidoderes) dux, Westw. ed Drury, 

 ii. 92, pi. 44, ex parte Gryllus cristatus, Thunb. Mem. Acad. St. Pet. 

 v. 224; ix. 402 Acridium Latreillii, Fitch, Trans. New York, St. 

 Agric. Soc. xvi. 507 ; Third Rep. Nox. Ins. 172, pi. 3, 4 Tropidacris 

 dux, Scudder, Proc. Bost. Soc. Nat. Hist. xii. 



a. Guayaquil. Presented by Dr. Hooker. 



2. TROPIDACRIS REX. 



rex, Scudder, Proc. Bost. Soc. Nat. Hist. xii. 

 Ecuador. 



3. TROPIDACRIS LATREILLII. 



Acridium Latreillii, Perty, Dd. An. Art. 123, pi. 24, f. 4. Serv. Hist. 

 Orth. 652. Haan, Verz. Nat. Gesch. Ned. Ltd. Bez. Ins. 144 

 Tropidacris Latreillii, Scudder, Proc. Bost. Soc. Nat. Hist. xii. 



a. Demerara. 



b. Brazil. 



c. Para. Presented by R. Grahame, Esq. 



4. TROPIDACRIS FAB RICH. 



Gryllus (Locusta) cristatus, var. Linn. Mus. Lud. Ulr. 137 Gryllus dux, 

 Fabr. Sp. Ins. i. 362; Mant. Ins. i. 235 ; Ent. Syst. ii. 47, ex parte? 

 Gryllus dux, Thunb. Mem. Acad. St. Pet.iv. 225; ix. 393 Acridium 

 dux? Oliv. Enc. Meth. vi. 215 Acridium dux, Serv. Ann. Sci. Nat. 

 xxii. 283; Hist. Orth. 653. Burm. Handb. Ent. ii. 628. Brulle, 

 Hist. Nat. Ins. ix. 225, pi. 20. Haan, Verz. Nat. Gesch. Ned. Ind. 



