Aegidinus Species

Colby, Julia, 2009, Monographic revision of the genus Aegidinus Arrow (1904) and generic phylogeny of the world Orphninae (Coleoptera: Scarabaeidae: Orphninae)., Insecta Mundi 2009 (76), pp. 1-41 : 14-15

publication ID

https://doi.org/10.5281/zenodo.5352584

persistent identifier

https://treatment.plazi.org/id/03BBFE49-0B29-874B-FF36-1EB5B38AFC02

treatment provided by

Felipe

scientific name

Aegidinus Species
status

 

Key to Aegidinus Species (Females)

For a description of the terms applied to the female genital sclerites, see Materials and Methods and

Fig. 3-4 View Figure 1-9 . Sternite six in females is entire, but is emarginated in males.

1. Inferior sclerite with interior process produced into finger-like projections ( Fig. 65, 67, 69 View Figures 65-77 ), or inferior sclerite folded around and almost covering superior sclerite ( Fig. 71 View Figures 65-77 ) ....................... 2

— Inferior sclerite with interior process not produced into finger-like projections ( Fig. 66, 68, 70, 72- 77 View Figures 65-77 ), or inferior sclerite folded over and completely or almost completely covering superior sclerite ( Fig. 71 View Figures 65-77 ) .................................................................................................................................... 4

2 (1). Finger-like projections of inferior sclerite less than twice as long as wide ( Fig. 67 View Figures 65-77 ) ..................... ..................................................................................................... A. guianensis (Westwood)

— Finger-like projections of inferior sclerite more than twice as long as wide ( Fig. 65, 69 View Figures 65-77 ) .......... 3

3(2). Anterior margin of inferior sclerite with ridge ( Fig. 65 View Figures 65-77 ) ........................ A. brasiliensis Arrow

— Anterior margin of inferior sclerite without ridge ( Fig. 69 View Figures 65-77 ) ................ A. howeae Colby , n. sp.

4 (1). Inferior plate folded over and almost or completely covering superior sclerite. ( Fig. 71 View Figures 65-77 ) .............. ...................................................................................................... A. simulatus Colby , n.sp.

— Inferior plate never folded over, covering superior plate ............................................................. 5

5 (4). Accessory sclerites projecting from face of fused inferior and superior sclerite. ( Fig. 75 View Figures 65-77 ) ............. ......................................................................................................... A. tricornis Colby , n.sp.

— Accessory sclerites (if apparent) projecting anteriorly from apical margin of superior sclerite. Superior and inferior sclerites completely fused, partially fused, or unfused .......................... 6

6 (5). Interior margins of superior plate produced into a spinulous bulb. ( Fig. 76 View Figures 65-77 ) ................................ ............................................................................................................ A. unicus Colby , n.sp.

— Interior margins of superior plate not produced into a bulb. Accessory sclerites present or apparenty absent ........................................................................................................................................ 7

7 (6). Superior and inferior sclerites fused along entire length, with no visible suture; accessory sclerites present or apparently absent ( Fig. 73-74 View Figures 65-77 ) ........................ A. teamscaraborum Colby , n.sp.

— Superior and inferior plates not fused along entire length; accessory plates always present .... 8

8 (7). Each superior sclerite with a central, circular boss located just above inferior sclerite ( Fig. 72 View Figures 65-77 ). ...................................................................................................... A. sunidigea Colby , n.sp.

— Superior sclerites without circular boss ...................................................................................... 9

9 (8). Superior plate much shorter than inferior plate ( Fig. 70 View Figures 65-77 ) ................ A. oreibates Colby , n.sp.

— Superior plate larger than or equal in size to inferior plate; superior plate sub-quadrate to rectangular in shape ( Fig. 66, 68, 77 View Figures 65-77 ) ........................................................................................................ 10

10 (9). Superior plate with transverse ridge ( Fig. 66 View Figures 65-77 ) ............... A. candezei Preudhomme de Borre

— Superior plate without transverse ridge .................................................................................... 11

11(10). Spinulous region at interior margin of superior plate projecting downwards ( Fig. 77 View Figures 65-77 ) .................. ................................................................................................. A.venezuelensis Colby , n.sp.

— Spinulous region at interior margin of superior plate projects inwards ( Fig. 68 View Figures 65-77 ) ......................... ................................................................................................. A. howdenorum Colby , n.sp.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Hybosoridae

Genus

Aegidinus