Pristoderus Hope 1840
Creators: name: Turco, Federica
name: Ślipiński, Adam
name: Lambkin, Christine L.
Publisher: name: Zenodo
Year: 2012
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Zopheridae
Pristoderus

description: Genus Pristoderus Hope, 1840   
 Pristoderus Hope, 1840: 145.   
 Type species: Dermestes scaber Fabricius, 1775: 57, by original designation.   
 Ulonotus Erichson, 1845: 255.   
 Type species: Bolitophagus antarcticus White, 1846:12, by subsequent monotypy of Lacordaire, 1854: 360.   
 Tarphiomimetes Wollaston, 1873: 9.   
 Type species: Tarphiomimetes lawsoni Wollaston, 1873: 11, designated by Ivie & ŚlipiĤski, 1990: 9.   
 Dryptops Broun, 1882: 763.   
 Type species: Dryptops dorsalis Broun, 1882: 763, designated by Ivie & ŚlipiĤski, 1990: 8.   
 Sparactus Erichson, 1845: 256.   
 Type species: Ditoma interrupta Erichson, 1842: 215, by monotypy. Synonymised in ŚlipiĤski & Lawrence, 1997: 406.   
 Recyntus Broun, 1882: 293.   
 Type species: Ulonotus tuberculatus Broun, 1880: 191, by original designation.   
 Enarsus Pascoe, 1866: 444.   
 Type species: Enarsus bakewellii Pascoe, 1866: 445, by monotypy.    Key to the Australian and Papuan species of Pristoderus   
 1. Pronotum anteriorly with median prominent somewhat bicarinate process covering head from above (P. saccharatus group).................................................................................................... 2.   
 - Pronotum without median prominent process (P. interruptus group)............................................ 11.   
 2. Pronotum with lateral notch near base very narrow, circular and almost closed.................... saccharatus (Pascoe)   
- Pronotum with lateral notch near base wide to obsolete, never almost closed..................................... 3.  
3. Tubercles on crest of 3rd elytral interval high, digitiform, and indistinctly joined................................... 4.  
- Tubercles on crest of 3rd elytral interval (at least at base) clearly joined, elongate forming an apparent costae; lateral edge of pronotum variable.................................................................................... 5.  
 4. 8–9 regular lobes on lateral edge of pronotum; pronotal process in lateral view strongly sloping posteriorly; basal tubercle on 5th elytral interval high and sharply pointed...................................................... chloreus sp. n.   
 - 6 lobes on lateral edge of pronotum; pronotal process in lateral view slightly sloping posteriorly; basal tubercle on 5th elytral interval low............................................................................. duvalensis sp. n.   
5. Pronotum with lateral notch narrow and circular............................................................ 6.  
- Pronotum with lateral notch broad and widely open..........................................................7.  
 6. Elytral crest on 3rd interval in lateral aspect even from base to apex. Body narrower (ratio max length/max width: =1.9–2.0) [N. Guinea, N. Britain]........................................................ phytophorus (Samuelson) comb. n.   
 - Elytral crest on 3rd interval distinctly uneven and the apical part strongly raised. Body stouter (ratio max length/max width: = 1.8–1.9) [Australia]........................................................................ cornutus sp. n.   
 7. Elytra about as long as wide. Pronotal process stout and reaching anterior margin of head; in lateral view only slightly sloping posteriorly............................................................................... monteithi sp. n.   
- Elytra 1.2–1.3 times as long as wide. Pronotal process narrower and not reaching anterior margin of head, in lateral view more strongly sloping posteriorly............................................................................. 8.  
8. Elytral crest on 3rd interval almost straight and very uneven, in lateral aspect the apical part more raised into posteriorly directed process...................................................................................... 9.  
- Elytral crest on 3rd interval strongly zigzag, touching 5th interval, in lateral view almost entirely on the same level from base to apex...............................................................................................10.  
 9. Elytral tubercles distinctly pointed; antennomere III about 2 times as long as wide; lateral notch of pronotum widely open............................................................................................ spinosus sp. n.   
 - Elytral tubercles weakly pointed; antennomere III about 3 times as long as wide; small tooth partially closing lateral notch of pronotum................................................................................ occultus sp. n.   
 10. Pronotal process not reaching anterior pronotal angles, strongly sloping posteriorly; lateral notch near base deep and wide; elytra with darker central and lateral portions..................................................... zigzag (Carter)   
 - Pronotal process reaching more forward beyond anterior angles, less strongly sloping posteriorly; lateral notch near base low and narrower; elytra with darker central and apical portions...................................... tomentosus sp. n.   
 11. Pronotal margins deeply lobate........................................................ pustulosus (Blackburn)   
- Pronotal edges serrate to microdenticulate but never deeply lobate............................................. 12.  
12. Pronotum widest near middle or subparallel; edges smooth to microdenticulate.................................. 13.  
- Pronotum widest at anterior angles, strongly prominent; abruptly narrowing posteriorly; edges crenulate to denticulate... 16.  
 13. Small (length 4.8–5.7 mm) light brown body; pronotum subparallel; supraorbital carina indistinct....... repandus (Reitter)   
- Large (length 6.8–11.0 mm) black to piceous body; pronotum widest near middle; supraorbital carina distinct.......... 14.  
 14. Supraorbital carina distinctly raised; low tubercles on 3rd, 5th and 7th intervals.................... elongatus (Blackburn)   
- Supraorbital carina indistinctly raised; 3rd, 5th and 7th intervals costate........................................... 15.  
 15. Antennomere II subcylindrical; III about 1.5 times as long as II.................................... occidentalis sp. n.   
 - Antennomere II subglobous; III about twice as long as II............................. queenslandicus (Carter & Zeck)   
 16. Elytral costae on 3rd, 5th and 7th intervals entire............................................... productus (Reitter)   
- At least two elytral costae interrupted.....................................................................17.  
 17. Antennomere III much longer than II (Fig. 6 a); strong apical tubercle on third elytral interval raised and angulate apically.............................................................................................. bellus sp. n.   
- Antennomere III about as long as II (Fig. 6 c); apical tubercle on third elytral interval not raised or angulate apically..... 18.  
 18. Elytron with 7th interval entirely carinate; tubercles on 3rd interval subequal or less prominent to those on 5th interval, irregular; clypeus with lateral angle pointed; dorsum flattened......................................... interruptus (Erichson)   
 - Elytron with 7th interval irregularly tuberculate; tubercles on 3rd interval more prominent to those on 5th interval, regular; clypeus with lateral angle obtuse; dorsum convex............................................ leai (Carter & Zeck)
description: Published as part of Turco, Federica, Ślipiński, Adam & Lambkin, Christine L., 2012, Taxonomic revision of Australian Pristoderus Hope (Coleoptera, Zopheridae), pp. 1-34 in Zootaxa 3239 on pages 3-4, DOI: 10.11646/zootaxa.3239.1.1, http://zenodo.org/record/280436