and Species of Longicorn Coleoptera. 15 



o-ine Isevi ; elytris intricato-impressis ; pedibus rugoso-punc- 

 tatis, fenioribus tibiisque armatis. 



Australia (Sydney). 



Pitchy, paler toward the end of the elytra ; head, mandibles 

 and first four or five basal joints of the antennae coarsely punc- 

 tured ; prothorax broad, depressed, irregularly crenate at the 

 sides, minutely but closely punctured, the disc having a raised 

 triangular coarsely punctured polished patch, which is united to 

 its fellow at the inner basal angle, a slight stem connecting it below 

 w'ith a scroll which runs along at the base, and is reflected up- 

 wards at the sides; scutelhnn finely punctured, the posterior 

 margin smooth ; elytra with intricate impressions as if worm- 

 eaten ; legs roughly punctured ; thighs beneath and tibiae exter- 

 nally armed with small spines. 



Length 25 lines. 



The figure on the prothorax, like the leaf of the Bauhinia, and 

 the heraldic scroll beneath, will at once distinguish this Mallodon. 



Mallodon fulvipenne. 



M. brunneum, nitidum ; elytris fulvo-testaceis, vermiculato- 



impressis, marginibus elevatis. 

 Aru. 

 Mas. — Capite mandibulisque peramplis ; prothorace antice 



latiore. 

 Fcem. — Cap. mand. parvis ; proth. postice latiore. 



Reddish brown, shining ; head very coarsely punctured, a deep 

 impression between the eyes ; prothorax nearly impunctate, the 

 sides almost entire, the posterior angle in the female produced 

 and hollowed out above ; elytra pale fulvous, with shallow but 

 rather coarse, confluent impressions, sutural and external mar- 

 gins with a narrow raised border ; tips of the mandibles and claws 

 dark brown. 



Length ( ^ ) 22 lines ; (?) 12 lines. 



This and Macrotoma Luzonica, F., were the only Prionidce in 

 Mr. Wallace's Aru collection. 



Macrotoma gemella. 



M. castaneo-fusca ; prothorace confertim punctate, lateribus 

 discoque plagis vermiculato-rugosis ; elytris testaceo-brun- 

 neis ; scutello marginato, laevi, lateribus punctatis. 



Australia (prope Sydney). 



