132 LONGICORNEA. 
1. Gymnocerus belti. (Tab. IX. fig. 4.) 
Gymnocerus Beltii, Bates, Trans. Ent. Soc. 1872, p. 2037. 
Hab. Nicaraaua, Chontales (Belt '). 
ANISOCERUS. 
Anisocerus, Serville, Ann. Soc. Ent. Fr. 1835, p. 80. | 
Also peculiar to Tropical America. Four species are known. 
1. Anisocerus palliatus. (Tab. IX. fig. 2.) 
Anisocerus palliatus, White, Cat. Long. Col. Brit. Mus, ii. p. 4071; Bates, Trans. Ent. Soc. 1872, 
p. 208. | 
Anisocerus personatus, Bates, Trans. Ent. Soc. 1869, p. 385”. 
Hab. Guaremata (Deby 1); Nicaracua, Chontales (Belé?, Janson). 
HOPLISTOCERUS. 
Hoplistocerus, Bates, Ann. & Mag. Nat. Hist. ser. 3, ix. p. 456 (1862). 
Demophoo, Thomson, Syst. Céramb. p. 21 (1864). 
Five species of this genus, one of the most remarkable of the group, have been 
described, all Tropical-American. The Nicaraguan species recorded below is most 
nearly allied to the H. (Demophoo) hamatus of South Brazil. | 
1. Hoplistocerus gemmatus. (Tab. IX. fig. 5.) 
Hoplistocerus gemmatus, Bates, Trans. Ent. Soc. 1874, p. 227°. 
Hab. Nicaraaua, Chontales (Belt *). 
POLYRHAPHIS. 
Polyrhaphis, Serville, Ann. Soc. Ent. Fr. 1835, p. 26. 
Eleven species of this conspicuous and well-marked genus are known, peculiar, like 
all the preceding genera of Acanthoderini, to Tropical America. 
1. Polyrhaphis fabricii. (Tab. X. fig. 1.) 
Polyrhaphis Fabricii, Thomson, Syst. Céramb. p. 542'; Bates, Trans. Ent. Soc. 1872, p. 203 ?. 
Hab. Nicaragua, Chontales (Belt 2).—Sovuru America, Cayenne 1. | 
2. Polyrhaphis paraensis. (Tab. X. fig. 2.) 
Polyrhaphis paraensis, Bates, Ann. & Mag. Nat. Hist. ser. 3, ix. p. 404°; Trans. Ent. Soc. 1872, 
p. 2087. 
Hab. Nicaragua, Chontales (Belt ).—Sourn America, Venezuela”, Amazons 1. 
