Supplements to species groups of the subgenus Homoneura in China (Diptera: Lauxaniidae: Homoneura), with descriptions of twenty new species Author Shi, Li Author Yang, Ding text Zootaxa 2014 3890 1 1 117 journal article 10.11646/zootaxa.3890.1.1 7d8a7996-1044-4c78-986a-ea4e0109dc2b 1175-5326 250637 F74FF49D-BA75-441F-B6E3-38D5DCA92048 Homoneura ( Homoneura ) caloptera ( Kertész, 1915 ) ( Figs 49 –59) Lauxania caloptera Kertész, 1915 : 519 . Type locality: China ( Taiwan ). Syntypes male and female in HNHM. Homoneura ( Homoneura ) caloptera : Malloch, 1929 : 53 . Shewell in Delfinado & Hardy, 1977: 201. Diagnosis. Frons with a pair of brown stripes, extending from anterior margin to vertex. Face with a pair of short brown stripe extending from base of antenna to inner margin of parafacial; parafacial with sparse silvery white pruinosity. Antennal 1st flagellomere blackish brown on apical 1/2–2/3, arista with ray short plumose. A brown triangular spot present between base of antenna and eye. Palpus black on apical 1/2. Mesonotum with a pair of brown medial stripes between dc rows, gray area present between two medial stripes; two lateral stripes along supraalar setae. Scutellum yellow with a large blackish brown spot. Mid and hind legs with blackish brown joint between femur and tibia. Wing with a brown spot at tip of Sc and R1, slightly extending downward, but not confluent with brown cloud on r-m ; a large subapical spot on R2+3 confluent with two round spots on R4+5; apical spot on R4+5 extending to costal margin, and confluent with preapical spot on M1; three brown spots present between r-m and apical spot on R4+5, upper margin of T-shaped spot on dm-cu confluent with two brown spots on R4+5. Abdominal tergites 3–6 each with posterior margin, male tergites 2–6 (female 2–7) each with a thin brown stripe-like spot and a pair of small brown lateral spots close to anterior margin. Redescription. MALE. Body length 3.7–4.3 mm , wing length 3.6–3.8 mm . FEMALE. Body length 3.5–4.2 mm , wing length 3.8–4.3 mm . Head ( Figs 50, 51 ) yellow. Frons with a pair of brown stripes, extending from anterior margin to vertex, 1.2 times as long as wide and parallel-sided; ocellar triangle grayish brown; anterior or shorter than posterior or , oc longer than posterior or . Face dark yellow, with a pair of short brown stripe extending from base of antenna to inner margin of parafacial; parafacial with sparse silvery white pruinosity. Gena about 1/8 height of eye. Antenna yellow except for 1st flagellomere blackish brown on apical 1/2–2/3, 1.5 times longer than high; arista with ray short plumose, black except for brownish base, with longest ray as long as 3/4 height of 1st flagellomere. A brown triangular spot present between base of antenna and eye. Proboscis yellow; palpus black on apical 1/2. Thorax ( Figs 50, 52 ) grayish yellow. Mesonotum with a pair of brown medial stripes between dc rows, gray area present between two medial stripes; two lateral stripes along supraalar setae; 0+3 dc (1st post-sutural dc very close to transverse suture), acr in 6 rows and prsc shorter than 1st post-sutural dc . Scutellum yellow with a large blackish brown spot. Legs yellow, except mid and hind legs with blackish brown joint between femur and tibia. Fore femur with 2–3 pv , 6 pd , and ctenidium with 11–12 short setae; fore tibia with 1 long preapical ad and 1 short apv . Mid femur with 4–5 a and 1 app ; mid tibia with 1 strong preapical ad and 2 strong apv . Hind femur with 1 weak preapical ad and 2 av on apical 1/3; hind tibia with 1 preapical ad and 1 short apv . Wing (Fig.) with many brown spots and pale gray hind margin; a brown spot at tip of Sc and R1, slightly extending downward, but not confluent with brown cloud on r-m ; a large subapical spot on R2+3 confluent with two round spots on R4+5; apical spot on R4+5 extending to costal margin, and confluent with preapical spot on M1; three brown spots present between r-m and apical spot on R4+5, upper margin of T-shaped spot on dm-cu confluent with two brown spots on R4+5; costa with 2nd (between R1 and R2+3), 3rd (between R2+3 and R4+5) and 4th (between R4+5 and M1) sections in proportion of 3.7:1.7:1; r-m before middle of discal cell; ultimate and penultimate sections of M 1 in proportion of 1:1.4; ultimate section of CuA1 about 1/8 of penultimate. Halter yellow. Abdomen ( Figs 49, 53 ) grayish yellow, tergites 3–6 each with posterior margin, male tergites 2–6 (female tergites 2–7) each with a thin brown stripe-like spot and a pair of small brown lateral spots close to anterior margin. Male genitalia (Figs 55–59): syntergosternite circular with a ventral bridge in anterior view; epandrium with four pairs of long dorsal setae; surstylus consisting of a broad process and a narrow finger-like process in lateral view; hypandrium short and broad H-shaped in ventral view; postgonite subuliform in ventral view, about 2/3 length of aedeagus; aedeagus slender with a small distal concavity, slightly constricted at middle in ventral view, very broaden and round apically in lateral view; aedeagal apodeme almost as long as aedeagus in lateral view. Material examined. 1 ♂ , 3 ♀ ( USNM ), CHINA , Formosa ( Taiwan ): Kankau, VI–IX. 1912 , H. Sauter (det. J. R. Malloch); 1 ♂ ( USNM ), CHINA , Formosa ( Taiwan ): Kosempo, V. 1912 , H. Sauter; 1 ♀ ( USNM ), CHINA , Formosa ( Taiwan ): Mizuho, 22. IV. 1932 , L. Gressitt (A. L. Melander 1961 collection). Distribution. China ( Taiwan ).