PASSALID^E. 17 



76. PASSALUS assimilis. 



Passalus assimilis, Weber, Obs. Ent. 81. n. 3; Schonh. Syn. Ins. 



i. pt. 3. 333. no. 6; Perch. Mon. 96. 45. t, 7. f '. 5 * 1 Supp. 



38. 60; Mag. Zool (1841) ; Burm. Handb. v. 511. 78. 

 Hab. Cayenne. 



77- PASSALUS bicanthatus. 



Passalus bicanthatus, Perch. 1 Supp. 41. 67. t. 79. f. 5; Mag. 



Zool. (1841) ; Burm. Handb. v. 516. 85. 

 Hab. India. 



78. PASSALUS bihastatus. 



Passalus bihastatus, Perch. 2 Supp. 12. 66. t. 135. f. 3; Mag. 



Zool (1834); Burm. Handb. v. 517- 87. 

 Hab. Thibet. 



79. PASSALUS dentatus. B.M. 



Passalus dentatus, Fabr. Ent. Syst. i. 241. 2; Syst. Eleuth. ii. 

 256. 5; Weber, Obs. Ent. i. 82. 5; Illig. Mag. iv. 105. 5; 

 Schonh. Syn. Ins. i. 3. 333. 8 ; Perch. Mon. 66. 26 # 1 Supp. 

 21. 33 ; A%. Zoo/. (1841) ; Bwrni. Honcft. v. 477. 27- 

 Java. 



80. PASSALUS bicolor. B.M. 



Passalus bicolor, Fabr. Syst. Eleuth. ii. 256. 6 ; Schonh. Syn. 



Ins. i. 3. 333. 9 ; Perch. Mon. 69. 28 # 1 Supp. 21. 34 ; Mag. 



Zool. (1841); Burm. Handb. v. 478. 28. 

 Passalus planus, Illig. Wied. Archiv, i. 2. 104. 2. 

 Passalus innocuus, Buquet. Dej. Cat. 195. 

 Hab. Java, Sumatra, Philippine Islands. 



81. PASSALUS oroleius, n. s. PI. I. fig. 4. B.M. 



Black, smooth and shining, the mandibles short, stout, and 

 armed with two obtuse teeth at their apex, and also two other 

 stout ones on their margin within ; on the vertex opposite the 

 middle of the eyes is a transverse elevated carina, in the middle 

 of which is a blunted tubercle, from which pass forwards elevated 

 carinae which are continued to the margin of the clypeus which 

 is also elevated ; the enclosed fossulet is deep, smooth and 

 shining ; between the enclosed fossulet and the usual elevations 

 at the inner margins of the eyes are broad excavated spaces, with 

 some slight elevations and depressions, the whole smooth and 

 shining ; the three apical joints of the antennae are produced into 

 long lamellae ; the thorax nearly quadrate, slightly broader than 

 long ; the central channel deep and entire ; at the anterior angles 



