Leiodidae Fleming 1821
Creators: name: Peck, Stewart B.
name: Cook, Joyce
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Leiodidae

description: Key to subfamilies, tribes, and genera of Leiodidae of the West Indies  (Adapted in part from Peck et al. 1998)  
 1. Head with distinct occipital carina or crest. Cholevinae............................................................. 2   
 — Head without occipital carina or crest. Leiodinae....................................................................... 4   
 2(1). Mesocoxal cavities contiguous. Anemadini.............................................  Dissochaetus Reitter    
 — Mesocoxal cavities narrowly separated by prolonged mesosternal process................................ 3   
 3(2). Head with strongly elevated occipital crest; maxillary palpomere 4 shorter than 3, conical; prosternum horizontal before coxae. Ptomaphagini...  Proptomaphaginus Szymczakowski    
 — Head with occipital crest weak or absent medially; maxillary palpomere 4 much longer than 3; prosternum flared ventrad to form precoxal cowling. Eucatopini..........  Eucatops Portevin    
 4(1). Labrum deeply emarginate apically; tarsal formula 5-5-4, not sexually dimorphic. Leiodini.. 5   
 — Labrum shallowly or not emarginate apically; tarsal formula 5-4-4 or less, or sexually dimorphic (5-5- 4 in male, less in female).................................................................................................... 8   
 5(4). Antenna of 11 antennomeres with interrupted 5-antennomere club; antennomere 8 small and disc-shaped.........................................................................  Pseudolionothus Peck and Cook    
 — Antenna of 10 antennomeres with 3 or 4-antennomere club; antennomere 8 normal, rounded...................................................................................................................................................... 6   
 6(5). Mesotibiae broad; metatibiae slender, without strong spines on external margin...........................................................................................................................  Parvocyrtusa Peck and Cook    
 — Meso and metatibiae usually broad, shovel-like; metatibiae with strong spines on external margin..................................................................................................................................................... 7   
 7(6). Antennal club of 3 antennomeres.....................................................................  Isoplastus Horn    
 — Antennal club of 4 antennomeres................................................................  Zeadolopus Broun    
 8(4). Tarsal formula 3-3-3; first ventrite with transverse carina. Scotocryptini.............................. 10   
 — All tarsi 4- or 5-segmented; first ventrite without transverse carina. Agathidiini.................... 9   
 9(8). Tarsal formula 4-4- 4 in both sexes; parameres absent..............  Pseudoagathidium Angelini    
 — Tarsal formula 5-5- 4 in males, 5-4- 4 in females; parameres present........  Agathidium Panzer
description: Published as part of Peck, Stewart B. & Cook, Joyce, 2014, A review of the small carrion beetles and the round fungus beetles of the West Indies (Coleoptera: Leiodidae), with descriptions of two new genera and 61 new species., pp. 1-76 in Insecta Mundi 2014 (397) on pages 4-5, DOI: 10.5281/zenodo.5184089