1922] Forbes: Wing- Venation of Coleoptera 345 



Plate XXXII. 



Fig. 24. Silpha species (Silphidae). 



Fig. 25. Same. Folding plan (see Figure 7). 



Fig. 26. Necrophilus hydrophiioides (Silphidas?). 



Fig. 27. Same. Folding plan (see Figure 7). 



Fig. 28. Staphylinus maculosus (Staphylinidse). 



Fig. 29. Hister ina?qualis (Histeridae; Europe). 



Fig. 30. Cebrio bicolor (Cebrionidae). 



Fig. 31. Elater discoideus (Elateridae). 



Fig. 32. Photuris pennsylvanicus (Lampyridse). 



Fig. 33. Pactopus hornii (Throscidas). 



Fig. 34. Dicerca lurida (Buprestidae). Slide by Henry Good. 



Fig. 35. Attagenus pellio (Dermestidas). 



Plate XXXIII. 



Fig. 36. Dermestes marmoratus (Dermestidae). 



Fig. 37. Sandalus porosus (Rhipiceridae). 



Fig. 3S. Dascyllis plumbeus (Dascyllidas). 



Fig. 39. Cucujus clavipes (Cucujidae). 



Fig. 40. Hylecoetes tenebroides (Lymexylidas; Europe). 



Fig. 41. Dryops viennensis (Dryopidae; Europe). Our species have lost 2d Ai. 



Fig. 42. Heterocerus pallidus (Heteroceridae). 



Fig. 43. Tenebrio molitor (Tenebrionidag). 



Fig. 44. Penthe pimelia (Melandryidae). 



Fig. 45. Mycterus scaber (Melandryids). 



Fig. 46. An undetermined species representing the Cistelidae. 



Fig. 47. Pomphopoea sayi (Meloidae). 



Plate XXXIV. 



Fig. 48. Trichodes apivorus (Cleridag). 



Fig. 49. Trogosita virescens (Ostomidae). 



Fig. 50. Tenebroides sp. (Ostomidge). 



Fig. 51. Byrrhus sp. (Byrrhidae). 



Fig. 52. Nosodendron unicolor (Byrrhidae). 



Fig. 53. Mycetophagus species (Mycetophagidae). 



Fig. 54. Glischrochilus fasciatus (Nitidulidas). 



Fig. 55. Phenolia grossa (Nitidulidae). 



Fig. 56. Coccinella transversa (Coccinellidae). 



Fig. 57. Malachius aeneus (Melyridae; Europe). 



Fig. 58. Collops bipunctata (Melyridae). 



Fig. .59. Dinapate wrighti 9 (Bostrychidae). Slide by courtesy of Henry 

 Dietrich. 



Plate XXXV. 



Fig. 60. Apate capucina (Bostrychidae; Europe). 



Fig. 61. Same. Folding diagram; compare Figures 7, 8 and 9. 



Fig. 62. Lucanus dama (Lucanidas). 



Fig. 63. Asemum nigrivenum (Cerambycidae). 



Fig. 64. Distenia undata (Cerambycidae). 



Fig. 65. Leptura canadensis (Cerambycidae). 



Fig. 66. Caryoborus arthriticus (Mylabridas-Bruchidae). 



Fig. 67. Donacia aequalis (Chrycomelidae). 



Fig. 68. Entomoscelis adonidis (Chrysomelidae). 



Fig. 69. Neuronia species (Trichoptera). Hind wing for comparison with the 



hypothetical type of the Coleoptera. 



Fig. 70. Chorista australis (Panorpata; Choristidae; Australia). After Esben- 



Petersen. Hind wing. 



Fig. 71. Chauliodes pectinicornis. (Neuroptera; Sialidae). Hind wing. 



