Laemostenus (Laemostenus) quadricollis
Creators: name: Casale, A.
name: D. W
name: P, Antalya
Publisher: name: Zenodo
Year: 2012
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Carabidae
Laemostenus
Laemostenus quadricollis

description: Key to species of Laemostenus (Laemostenus) quadricollis species group   
 1 Elytral intervals very convex, in most individuals carinate in the middle. Body wide, depressed; colour black, elytra bluish or blue-violet. Relatively large species (L: 15-17 mm). Range: SE Anatolia, Syria, Lebanon, Israel........... (L.) parallelocollis (REICHE 1855)   
- Elytral intervals flat or slightly convex. Dorsal surface black, or reddish brown, or blue-violet...........................................................................................................................2  
 2 Head and pronotum with deep transversal wrinkles; dorsal surface violet, markedly sericeous. Range: Turkey, S Anatolia, Western Toros chain................ L. (L.) croyi nov.sp.   
- Head and pronotum without deep transversal wrinkles.......................................................3  
3 Eyes large, about as long as tempora, slightly prominent; tempora moderately swollen. Pigmented or slightly depigmented species........................................................................4  
- Eyes markedly reduced in size, as long as 1/2 or 1/3 of tempora, moved forward; head elongate, tempora parallel-sided. Markedly depigmented, reddish brown subterranean species.................................................................................................................................6  
 4 Dorsal surface reddish brown, depigmented; elytra darker, with slight bluish reflection. Tarsal claws with almost vanished denticulation on the internal side. Range: Egypt (Sinai)...................................................................... L. (L.) aegyptiacus SCHATZMAYR 1936   
- Body dark brown or blackish, fully pigmented. Tarsal claws with distinct denticulation on the internal side of the basal half....................................................................................5  
 5 Elytra dull, moderately sericeous, with bluish or violet reflection; pronotum subquadrate. Range: Turkey (SE Anatolia), Cyprus, Syria, Lebanon, Israel..................................................................................... L. (L.) quadricollis (REDTENBACHER 1843) (sensu lato)   
 - Elytra shiny, black, not sericeous; pronotum elongate, sub-rectangular. Range: Iran (Luristan)............................................................................. L. (L.) luristanus CASALE 1988   
 6 Elytral striae almost smooth. Range: Turkey, SE Anatolia (Antakya: Nur Dağ).................................................................................................................... L. (L.) heinzi CASALE 1988   
- Elytral striae distinctly punctate..........................................................................................7  
 7 Elytral disc dark reddish; elytra markedly elongate, parallel sided; elytral intervals subconvex. Tarsal claws with almost lacking denticulation on the internal side in the basal half. Range: Israel, Mount Hermon................................ L. (L.) antonrichteri CASALE 1988   
 - Elytral disc darker, brownish with slight bluish-violet reflection; elytra short, ovate; elytral intervals flat. Tarsal claws with reduced but evident denticulation on the internal side in the basal half. Range: Lebanon............................ L. (L.) phoenicius nov.sp.
description: Published as part of Casale, A., D. W & P, Antalya, 2012, New or little known Laemostenus species from the Near and Middle East (Coleoptera, Carabidae: Sphodrini), pp. 1111-1127 in Linzer biologische Beiträge 44 (2) on pages 1116-1117, DOI: 10.5281/zenodo.5328899