Plate. 5. — Larval characters of Cladiine sawflies. 



Fig. 49. Front view of head, Trichiocampus viminalis. 



50. Front view of head, Cladius isomcrus. 



51. Front view of head, Pi'ioplwrus betulae. 



52. Leg of larva, Trichiocampus viminalis. 



53. Antenna of larva, Trichiocampus viminalis. 



54. Mouth parts of larva, Trichiocampus viminalis. 



55. Side view of head, Priophorus pruni. 



56. Side view of head, Priophorus salicivorus. 



57. Abdominal segment, plus annulet A of the following segment, Trichio- 



campus viminalis. 



58. Abdominal segment, plus annulet A of the following segment, Trichio- 



campus gregarius. 



59. Abdominal segment, plus annulet A of the following segment, Trichio- 



campus irregularis. 



60. Abdominal segment, plus annulet A of the following segment, Cladius 



isomcrus. 



61. Abdominal segment, plus annulet A of the following segment, Prio 



phorus pruni. 

 42 



