1	Small species, body length 3.5 mm (male unknown)	Laccophilus caiaricus (p. 175)
-	Larger species, body length 3.6–4.5 mm	2
2.	Penis, lateral aspect, external outline evenly to slightly unevenly curved (Figs 303, 306)	3
-	Penis, lateral aspect, external outline strongly undulate or otherwise modified (Figs 317, 318)	6
3	Base of elytra pale (at base with transverse area lacking dark spots or dark, transverse area) (Fig. 453)	4
–	Base of elytra with distinct, dark, transverse area (Fig. 455)	5
4	Apex of penis narrow; extreme apex with a minor hook (Fig. 303)	Laccophilus guentheri (p. 160)
–	Apex of penis broad; extreme apex not hooked (Fig. 305)	Laccophilus guineensis (p. 161)
5	Pronotum blackish to dark ferrugineous; posterior to eyes with small, pale spots (Fig. 457); penis, lateral aspect, external outline in apical half almost straight (Fig. 307)	Laccophilus pulcher (p. 164)
–	Pronotum almost entirely pale ferrugineous; mediobasally with broad but narrow, vague, dark ferrugineous marking (Fig. 455); penis, lateral aspect, external outline in apical half slightly curved (Fig. 306)	Laccophilus bizonatus (p. 163)
6	Penis, lateral aspect, apically strongly enlarged, forming a triangular part (Fig. 320)	Laccophilus persimilis (p. 174)
–	Penis, lateral aspect, shape different, never with triangular part (Figs 309, 318)	7
7	Large species, length 4.2–4.5 mm	8
–	Smaller species, length 3.6–4.0 mm	10
8	Pronotum blackish to dark ferrugineous, posterior to eyes with yellow, somewhat vague spot (Fig. 462)	Laccophilus decorosus sp. n. (p. 171)
-	Pronotum pale, medio-basally often with a slightly vague, dark marking (Fig. 460)	9
9	Penis, lateral aspect, robust and strongly modified (Fig. 318)	Laccophilus tschoffeni (p. 172)
–	Penis, lateral aspect, delicate and modified (Figs 313–314)	Laccophilus deceptor (p. 168)
10	Pronotum blackish to blackish ferrugineous, posterior to eyes with yellow, somewhat vague spot (Fig. 461)	Laccophilus bilardoi (p. 170)
–	Pronotum pale ferrugineous, medio-basally sometimes with a somewhat vague marking (Fig. 458)	11
11	Penis apex truncate (Fig. 311)	Laccophilus biai (p. 167)
–	Penis apex pointed, apex slightly curved (Fig. 309)	Laccophilus concettae (p. 165)