Crenitis (Crenitis) convexa Ji & Komarek, 2003

Jia, Fenglong, Tang, Yudan & Minoshima, Yûsuke N., 2016, Description of three new species of Crenitis Bedel from China, with additional faunistic records for the genus (Coleoptera: Hydrophilidae: Chaetarthriinae), Zootaxa 4208 (6), pp. 561-576 : 569-570

Crenitis (Crenitis) convexa Ji & Komarek, 2003

( Figs. 33–41 , 53–54 , 67–69 )

Type material examined. Paratypes: CHINA: Hubei: 1 spec ( NMW) ., CHINA: W-Hubei Daba / Shan pass E of Mt. / Da Shennongjia 12 km // NW Muyuping 31°30′N / 110°21′E 2050m 19.7. / 0 1 A. Smetana [C112]; Yunnan: 1 male ( NMW) , China Yunnan 1.-19.VII. / HEISHUI, 35km N Lijiang / 27°13′N 100°19′E / E.Jendek leg. 1992 // P A R A T Y P U S / Crenitis / convexa sp.n. / des. L. Ji & A. Komarek.

Material examined. CHINA: Chongqing: 1 male ( SYSU), Chongqing City / Chengkou Coun. / East Daba- Shan / upper Huang’an-Gou / N 31.51.785 E 109.09.459 // Alt. 2039 / 22-23-IV-2008 / HUNG-Hao & / Xu Wang leg . Ningxia: 2 males and 2 females ( SYSU), Ningxia Prov. / Jingyuan County / Erlonghe Forestry / Xiaonanchuan / Liangdianxia / alt. 2000m / 10-VII-2008 / YIN Zi-Wei leg . Shaanxi: 40 specs. ( SYSU, KMNH, NMPC), Shaanxi / Qingling / Pingheliang , 2056m / 33°26′165"N / 108°29′223"E / 13-vii-2012 / Fenglong Jia leg. 12 specs., Qinglingliang Mount / 12.v.2011 / Fenglong Jia leg. [in Chinese]. 2 specs., Ankang City / Ningshaan County / Pingheliang / 33°26′N / 108°29′E / alt. 2100mm , 13-vii-2012 / Li Li-Zhen leg. 1 spec., China Chanxi (Shaanxi) Qingling / Ningshanxian (Ning Shaan County) // Pingheliang 1943 / 2005-6-11 , leg. By Bdj. Sichuan: 1 spec. ( EUMJ), Mt. Niba Shan, 2320m / Yingzing Xian / Sichuan, China / 26-X-1996, M. Satô.

Diagnosis. See key below.

Distribution. China (Chongqing, Ningxia, Shaanxi, Sichuan, Yunnan). New records for Chongqing and Ningxia.

Figures

FIGURES 33 – 41. Crenitis convexa Ji et Komarek. 33 – 35: Habitus (33: dorsal view, 34: ventral view, 35: lateral view); 36: head, dorsal view; 37: head and pronotum, dorsal view; 38: head and prosternum, ventral view; 39: head and pronotum, lateral view; 40: meso- and metaventrite, ventral view; 41: abdomen, ventral view. 33 – 35, 37: Paratype.

FIGURES 50 – 55. Aedeagi, dorsal view. 50: Crenitis aduncata sp. nov.; 51: C. lianggeqiui sp. nov.; 52: Crenitis sp.; 53 – 54: C. convexa Ji et Komarek (53: from Chongqing, 54: from Ningxia); 55: C. apicalis (Reitter).

FIGURES 63 – 72. SEM photographs. 63 – 66: Crenitis sp., ventral view (63: labrum and mentum, 64: mesoventrite, 65: metaventrite, 66: metafemur); 67 – 69: C. convexa Ji et Komarek, ventral view (67: labrum and mentum, 68: antenna and maxillary palpus, 69: metafemur); 70 – 72: C. apicalis (Reitter) (70: labrum and mentum, 71: antenna and maxillary palpus, 72: metafemur)