Nothopleurus

Santos-Silva, Antonio, Swift, Ian P. & Nearns, Eugenio H., 2010, Division of the genus Nothopleurus Lacordaire, 1869 (Coleoptera: Cerambycidae: Prioninae), Zootaxa 2643, pp. 1-44 : 10-11

Key to the species of Nothopleurus

1. Length of ventrite V less than 0.3 times the basal width. Male .................................................................................. 2

- Length of ventrite V greater than 0.4 times the basal width. Female.......................................................................... 5

2(1). Dorsal carina of mandible strongly elevated at basal half, forming a subacute tooth ............................ N. subsulcatus

- Dorsal carina not forming a subacute tooth at basal half ............................................................................................ 3

3(2). Mandibles shorter than head; lateral outer face of mandible strongly tumid; hypostomal area with a plate, parallel to the hypostomal carina ............................................................................................................................... N. madericus

- Mandibles, usually, longer than head; lateral outer face of mandible not strongly tumid; hypostomal area without plate parallel to the hypostomal carina ........................................................................................................................4

4(3). Mandible of major male (usually longer than 40 mm) not notably narrowed at apical fourth ( Fig. 36 ), inner face dis- tinctly oblique, in general, more or less concave; outer face of mandible of minor male distinctly tumid................... ................................................................................................................................................................... N. castaneus

- Mandible of major male (usually longer than 40 mm) notably narrowed at apical fourth ( Fig. 38 ), inner face almost vertical; outer face of mandible of minor male not notably narrowed ....................................................... N. lobigenis

5(1). Dorsal carina of mandible strongly elevated at basal half ( Fig.42 ).............................................................................6

- Dorsal carina of mandible not strongly elevated at basal half ( Figs. 37, 39 ) .............................................................. 7

6(5). Hypostomal area with a plate parallel to the hypostomal carina .............................................................. N. madericus

- Hypostomal area without plate parallel to the hypostomal carina .......................................................... N. subsulcatus

7(5). Outer face of mandible tumid with the general appearance of dorsal carina, in dorsal view, wide .......... N. castaneus

- Outer face of mandible more straight with the general appearance of dorsal carina, in dorsal view, not wide ............ .................................................................................................................................................................... N. lobigenis

Figures

FIGURES 33 – 56. 33 – 35, head and prothorax, ventral view: 33. Hovorodon maxillosum, female; 34. H. santacruzensis, paratype male; 35. idem, paratype female. 36 – 52, mandibles: 36. Nothopleurus castaneus, male, dorsal view; 37. idem, female, dorsal view; 38. N. lobigenis, male, dorsal view; 39. idem, female, dorsal view; 40. N. subsulcatus, male, lateral view; 41. N. madericus, male, lateral view; 42. idem, female, dorsal view; 43. Hovorodon subcancellatum, male, dorsal view; 44. idem, male, lateral view; 45. idem, female, dorsal view; 46. H. bituberculatum, male, dorsal view; 47. idem, male, lateral view; 48. idem, female, dorsal view; 49. H. maxillosum, male, dorsal view; 50. idem, female, dorsal view; 51. H. santacruzensis, male, dorsal view; 52. idem, female, dorsal view. 53 – 56, metatarsus: 53. Mallodon downesii Hope, 1843, male, dorsal view; 54. idem, lateral view; 55. M. arabicum, male, dorsal view; 56. idem, male, lateral view.