Leioproctus (Protomorpha)
Creators: name: Batley, Michael
name: Popic, Tony
Publisher: name: Zenodo
Year: 2013
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Colletidae
Leioproctus

description: Key to species of Leioproctus (Protomorpha) (modified from Maynard, 1991)   
1 Male (hind tibia without scopa)................................................................................................. 2  
—— Female (hind tibia with scopa)................................................................................................ 10  
2(1) Hind coxa covered with long, dense hair.................................................................................. 3  
—— Hind coxa lacking long, dense hair........................................................................................... 4  
 3(2) Anterior margin of hind basitarsus strongly curved; frons obscured by dense, white hair................................................................... L. tarsalis (Rayment)   
 —— Anterior margin of hind basitarsus almost straight; frons not obscured by hair........................................................................................... L. plautus Maynard   
4(2) Hind tibia with row of stout setae on anterior margin............................................................... 5  
 —— Hind tibia unmodified.............................................................................. L. minutus (Cockerell)   
 5(4) Hind basitarsus with narrow basal projection.......................................... L. alloeopus Maynard   
—— Hind basitarsus without basal projection................................................................................... 6  
 6(5) Anterior margin of hind basitarsus with large apical projection......................... L. crispus n.sp.   
—— Hind basitarsus with at most a slight apical extension.............................................................. 7  
7(6) Hind tibial spurs flattened and strongly recurved...................................................................... 8  
—— Hind tibial spurs not flattened, almost straight.......................................................................... 9  
 8(7) Hind femur with broad projection on outer face; outer hind tibial spur ca 0.3× as long as inner spur; lower gena concave...................................................................................................................... L. nix n.sp.   
 —— Hind femur without projection; outer hind tibial spur ca 0.7× as long as inner spur; lower gena convex.............................................................. L. latifrons n.sp.   
 9(7) Hind tibial setae weak; mandible with preapical tooth...................................... L. gurneyi n.sp.   
 —— Hind tibial setae stout; mandible simple.............................................................. L. gibber n.sp.   
10(1) Inner hind tibial spur strongly curved..................................................................................... 11  
 —— Inner hind tibial spur almost straight....................................................................................... 12 11(10) Apical margins of T1–4 transparent......................................................... L. alloeopus Maynard   
 —— Apical margins of T1–4 opaque.................................................................... Leioproctus sp. A*   
12(10) Frons entirely covered by dense, white, branched hair........................................................... 13  
—— Frons medially without dense, branched hair.......................................................................... 14  
 13(12) Facial fovea obscured by hair, inner margins ill-defined.......................... L. tarsalis (Rayment)   
 —— Facial fovea not obscured by hair, inner margins sharply defined........................................................................................................... Leioproctus sp. B*   
 14(12) Frons and clypeus with long, weakly-branched, curly hair (Fig. 5)...................... L. crispus n.sp.   
—— Frons and clypeus without curly hair...................................................................................... 15  
15(14) Frons and/or vertex with stiff, pale orange setae..................................................................... 16  
—— Frons and vertex without stiff, pale orange setae.................................................................... 18  
 16(15) Vertex strongly protuberant medially................................................................... L. gibber n.sp.   
—— Vertex not protuberant medially.............................................................................................. 17  
 17(16) Vertex with single row of stiff setae; clypeus convex........................................ L. gurneyi n.sp.   
 —— Frons laterally and vertex with many stiff setae; clypeus flat...................................................................................................................... L. latifrons n.sp.   
18(15) Facial fovea medially narrower than base of scape................................................................. 19  
—— Facial fovea medially as wide as, or wider than, base of scape.............................................. 20  
 19(18) Hair of medial clypeus branched............................................................. L. minutus (Cockerell)   
 —— Hair of medial clypeus simple....................................................................... Leioproctus sp. C*   
 20(18) Pygidial plate not striate; body length ca 9 mm.......................................... L. fallax (Cockerell)   
—— Pygidial plate striate................................................................................................................ 21  
 21(20) Paraocular area with dense, white plumose hair; body length ca 7 mm................................................................................................. L. nix n.sp.
description: Published as part of Batley, Michael & Popic, Tony, 2013, Five New Species of Leioproctus (Protomorpha) Rayment (Hymenoptera: Colletidae), pp. 39-50 in Records of the Australian Museum (Rec. Aust. Mus.) (Rec. Aust. Mus.) 65 (2) on pages 40-41, DOI: 10.3853/j.2201-4349.65.2013.1597, http://zenodo.org/record/4684313