No. 2323. LARVAE OF THE CLERIDAE—BOVING AND CHAMPLAIN. 647 



Fig. 25. Tarsostenus univittatus. 



26. Orthopleura damicomis. 



27. Monophylla terminata. 



28. Priocera castanea. 



29. Thaneroclerus girodi. 



30. Hydnocera verticalis. 



Plate 45. 



ventral view of head structures. 



Fig. 31. Enoclerus ichneumoneus : 



hr, Hypopharyngeal rod; hy, Hypopharynx (buccal surface above 

 mentum and submentum ) ; liff, Ligula (malae labii) ; lin, Lingua 

 (buccal surface of labium) ; s, Maxillary buccal tooth ; tea, tentorial 

 arm; tb Tentorial bridge (?). 



32. Enoclerus sphegeus. 



pgc, Chitinization of palpiger maxillae. 



33. Chariessa pilosa. 



34. PhyHobaenus dislocatus. 



35. Neichnea laticornis. 



36. Trichodes omatus. 



37. Tarsostenus univittatus. 



38. Cymatodera niarosa. 



39. Orthopleura damicornis. 



40. Monophylla terminata. 



41. Priocera castanea. 



42. Thaneroclerus girodi. 



43. Hydnocera verticalis. 



Plate 46. 



mandible* 



Fig. 44. Thanasimus formicarius, dorsal view. 



45. Thanasimus duMus, dorsal view. 



46. Thanasimus formicarius, ventral view. 



47. Enoclerus ichneumoneus, ventral view. 



48. Enoclerus quadrisignatus, ventral view. 



apx, apex of mandible ; g, groove along cutting edge ( = caverna 

 partis scissoriae) ; r, retinaculum (larger posterior tooth of cutting 

 edge.) 



49. Enoclerus quadriguttatus, ventral view. 



50. Enoclerus rosmarus, ventral view. 



51. Enoclerus muttkowskii, ventral view. 



52. Enoclerus sphegeus, ventral view. 



53. Chariessa pilosa, ventral view. 



54. PhyUobaenus dislocatus, ventral view. 



55. Neichnea laticornis, ventral view. 



56. Trichodes omatus, ventral view. 



57. Tarsostenus univittatus, ventral view. 



58. Cymatodera morosa, ventral view. 



59. Orthopleura damicomis, ventral view. 



60. Monophylla terminata, retinaculum. 



61. Priocera castanea — (a) ventral view; (6) dorsal view, 



62. Thaneroclerus girodi, ventral view. 



63. Hydnocera verticalis, ventral view. 



