Orthopteroid Insects of Philippine Islands 57 



Family Tryxalidae 



Acrida conica (Fabricius). 



Truxalis conicus Fabricius, Spec. Ins. I, p. 352 (1781). 

 For synonymy see Kirby, Sjai. Cat. Orth. Ill, p. 95 (1910). 

 Philippines (Coll. Bu. Sci.). 



Acridella nasuta (Linnaeus). 



Gryllus acrida nasutus Linn. Syst. Nat. (Ed. 10), I, p. 427 (1758). 

 Acridella nasuta Bolivar, Feuille Jennes Nat. XXIII, p. 163 (1893) ; 



Kirby, Syn. Cat. Orth. Ill, p. 95 (1910). 

 For extended synonymy see Kirby, 1. c. 



Philippines (all the collections), Luzon (Bruner). 



Achurum (?) orientale sp. nov. 



Mt. Makiling, Luzon (C. F. Baker). 



Sphenotettix insularis sp. nov. 

 Faytay, Palawan (Schultze). 



Sphenotettix vittatus sp. nov. 



Iligan, Mindanao (C. F. Baker). 



Machaeridia (?) macilenta Stal, Orth. nova Ins. Philipp. p. 53 (1877) ; 

 Kirby, Syn. Cat. Orth. Ill, p. 100 (1910). — Philippines (Stal) ; 

 Manila (Coll. Bu. Agric). 



Euthynous caerulescens Stal, Orth. nova Ins. Philipp. p. 53 (1877) ; 

 Kirby, Syn. Cat. Orth. Ill, p. 100 (1910). — Philippines (Stal). 



Itogon sanchezi sp. nov. 



Baguio, Benguet (Coll. L. Bruner). 



Chrysochraon tagalicum sp. nov. 



Luzon, Montalban (Coll. L. Bruner). 



Aeolopus tamulus (Fabricius). 



Gryllus tamulus Fabr. Ent. Syst. Suppl. p. 195 (1798). 

 Aeolopus tamulus Kirby, Syn. Cat. Orth. Ill, p. 192 (1910). 



Philippines — generally distributed ; Manila, Los Banos, Lamao, etc. 

 (Coll. L. Bruner). 



Aeolopus fuscatus (Navas). 



Epacromia fuscata Navas, Bol. Soc. Aragon, III, p. 136 (1904). 

 Philippines (Navas) ; Agusan, Mindanao. 



Family Oedipodidae 



Gastrimargus sundaicus (Saussure). 



Oedaleus marmoratus stirps sundaicus Sauss. Prodom. Oedip. p. 113 

 (1884). 



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