Pectocera Hope 1842
Creators: name: Liu, Zhen
name: Jiang, Shi-Hong
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Elateridae
Pectocera

description: Key to the male species of Pectocera Hope from China   
 1. Elytra without macula............................................................................................................................. 1   
 – Elytra with marmoreal macula............................................................................................................. 3   
 2. Elytra with obvious striae, interstriae elevated; body smaller, body length 15 mm...........................................................................................................................  P. brevicollis Candèze, 1878    
 – Striae almost absent on elytra, but some vestige visible near latero-basal parts; body bigger, body length 22.5–25.1 mm..............................................  P. kobayashii Kishii, 1996    
 3. Aedeagus with parameres reaching a little beyond penis; antenna longer, exceeding apex of hind angle of pronotum by four antennomeres  P. sechuana Schimmel, 2003    
 – Aedeagus with penis reaching beyond parameres..................................................................... 4   
 4. Hind angle of pronotum with vestige carina and basal groove aside.........................................................................................................................................................  P. kucerai Schimmel, 2006    
 – Hind angle without any carina and basal groove aside........................................................... 5   
 5. Body big, body length 32 mm; each lateral area on pronotum provided with two depressions, one well marked and situated at one-third from the anterior margin, and the other weaker and situated at one-fourth from the hind margin..............................................................................................................................................  P. yaeyamana Suzuki, 1976    
 – Body smaller, body length less than 30 mm; no depression on pronotum as above.. 6   
 6. Male antenna shorter, not reaching middle part of elytra....................................................... 7   
 – Male antenna longer, reaching or beyond middle part of elytra....................................... 11   
 7. Sternite VII truncate at apex................................................................................................................. 8   
 – Sternite VII more or less round at apex............................................................................................ 9   
 8. Scutellum straight anteriorly; body brown; pronotum with a broad medio-longitudinal depression............................................................................................  P. formosanna Kishii, 1990    
 – Scutellum strongly emarginate anteriorly; body reddish brown; pronotum without medio-longitudinal depression......................................  P. truncata Liu and Jiang  sp. nov.   
 9. Body smaller, male length 24.3 mm; body dark brown-black; pronotum with a broad and deep medial furrow..............................................  P. attenuator Liu and Jiang  sp. nov.   
 – Body bigger, male length 27.2–27.8 mm; body reddish brown; pronotum without furrow or with a narrow sulcus medially...................................................................................... 10   
 10. Widest part of body at humeral angle; pronotum trapezoid shape, strongly narrowed anteriorly..........................................................................................  P. fleutiauxi Schimmel, 1997    
 – Widest part of body at apical third of elytra; pronotum square shape, indistinctly narrowed anteriorly......................................................................................  P. babai Kishii, 1990    
 11. Flabellum of 3rd antennomere about 3 times longer than itself..................................... 12   
 – Flabellum of 3rd antennomere 5.0–6.0 times longer than itself....................................... 13   
 12. Apical antennomere with a distinct attenuation; striate on elytra more obvious; pronotum strongly sinuous on anterior edge..............  P. tonkinensis Fleutiaux, 1918    
 – Apical antennomere without attenuation; striate on elytra less obvious; pronotum straight on anterior edge..........................................................................  P. cantori Hope, 1842    
 13. Lateral margins of pronotum curved outwards, hind angle medianly divergent; lateral margin of apico-lateral expansion of paramere straight.................................................................................................................................................................  P. jiangxiana Kishii et Jiang, 1994    
 – Lateral margins of pronotum not curved outwards, hind angle strongly divergent; lateral margin of apico-lateral expansion of paramere more or less curved or sinuate............................................................................................................................................................... 14   
 14. Labrum simply projected medianly; medio-longitudinal canaliculation on frons indistinct and shallower............................................................................................  P. fortune (Candeze, 1873)    
 – Labrum with anterior crenation conspicuous; medio-longitudinal canaliculation on frons more distinct and deeper..................................................................  P. hige Kishii, 1993
description: Published as part of Liu, Zhen & Jiang, Shi-Hong, 2021, The genus Pectocera Hope, 1842 (Coleoptera, Elateridae, Oxynopterinae) in China, with description of two new species and one new record, pp. 247-270 in Journal of Natural History 55 (3 - 4) on pages 249-250, DOI: 10.1080/00222933.2021.1900443, http://zenodo.org/record/5472868