taxonID	type	description	language	source
498C4CA5B9D95C0CA6D055AF901A5E41.taxon	description	Figs 2, 3, 6 – 15, 26	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
498C4CA5B9D95C0CA6D055AF901A5E41.taxon	diagnosis	Diagnosis. The salient features of the new species include: vertex (Figs 2, 6) with apical half brownish-black; frons and genae (Figs 3, 8) black; mesonotum (Figs 2, 6) blackish-brown at middle, rest tawny to reddish-brown; forewings (Fig. 7) with a reversed hyaline V-shaped marking; pygofer (Fig. 15) in ventral view medioventral processes asymmetrical; outer process of gonostyles (Fig. 12) snakelike in lateral view; dorsal margin of phallobase (Fig. 11) with a slender horned process at apical 1 / 3.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
498C4CA5B9D95C0CA6D055AF901A5E41.taxon	description	Description. Measurements. Total length: male 3.5 – 3.7 mm (N = 2), female 4.1 – 4.5 mm (N = 4). Coloration. General color pale yellowish-brown (Figs 2, 3). Vertex (Figs 2, 6) with apical half brownish-black, basal half yellowish-brown. Frons (Fig. 8) and genae (Figs 3, 8) black. Clypeus (Fig. 8) with basal half brownish-black. Eyes (Figs 6, 8) reddish-brown. Pronotum (Figs 2, 6) brown to black except lateral sides yellow. Mesonotum (Figs 2, 6) blackish-brown at middle, rest tawny to reddish-brown. Outer part of tegulae (Figs 2, 6) black brown, inner part yellowish-white. Forewings (Fig. 7) greyish-white, hyaline, veins gray to light yellowish-brown, basal 1 / 4 light yellowish-brown except areas around bifurcation of Pcu and A 1, basal 1 / 4 to middle part with an arched dark brown stripe, forming a reverse hyaline V-shaped marking, along ScP, ir, RP and area between MP 1 and MP 2 dark brown. Head and thorax. Vertex (Fig. 6) slightly longer than wide at base (1.07: 1), width at apex narrower than at base (0.83: 1), submedian carinae uniting slightly beyond middle, apex produced in front of eyes, apical margin straight, greatest length of basal compartment shorter than wide at base of vertex (0.67: 1). Frons (Fig. 8) longer in middle line than wide at widest portion (about 1.28: 1), widest at apex, median carina simple. Postclypeus (Fig. 8) wide at base as wide as frons at apex. Antennae (Figs 6, 8) very long, cylindrical, surpassing apex of clypeus, scape longer than wide, shorter than pedicel (0.46: 1). Pronotum (Fig. 6) with lateral carinae not attaining hind margin, longer than vertex in midline (0.75: 1). Mesonotum (Fig. 6) with lateral carinae not attaining hind margin, longer than 1.67 times pronotum and vertex combined. Forewings (Fig. 7) slender, longer than maximal width (3.02: 1). Male genitalia. Pygofer in lateral view (Fig. 9) ventral margin longer than dorsal margin, in posterior view (Fig. 10) with opening longer than wide, in ventral view (Fig. 15) medioventral processes asymmetrical, concave medially, left process shorter. Gonostyles (Figs 12, 13) long, in lateral view apical half bifurcated into two processes, outer process slender and curved, snakelike, tapering to apex, inner process short and thick, rounded at apex; in posterior view C-shaped. Male genitalia (Fig. 11) with phallobase, aedeagus tubular, vaulted ventrally, tapering to apex; phallobase wide, curved ventrally, tapering to apex, dorsal margin with a slender horned process at apical 1 / 3. Anal segment (Figs 9, 14) small, ring-like.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
498C4CA5B9D95C0CA6D055AF901A5E41.taxon	distribution	Distribution. China (Guangxi) (Fig. 1).	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
498C4CA5B9D95C0CA6D055AF901A5E41.taxon	etymology	Etymology. The new species is named after the city in which it was collected (Chongzuo) with the Latin adjectival suffix ‘ - ensis ’ meaning ‘ from’.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
EB7B8BB84C985F8797A621FA6C929CCD.taxon	description	Figs 4, 5, 16 – 25	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
EB7B8BB84C985F8797A621FA6C929CCD.taxon	diagnosis	Diagnosis. The salient features of the new species include: vertex (Figs 4, 16) and frons (Fig. 18) light grayish-yellow; genae (Figs 5, 18) with basal 3 / 4 black markings; pronotum (Figs 4, 16) with outer sides of lateral carinae with black markings; forewings (Fig. 17) around ScP + R, ir, RP and MP 1 with light greyish-brown marking; medioventral process of pygofer (Fig. 25) nearly rectangular in ventral view; gonostyles (Fig. 22) with apical half forming a C-shaped in lateral view; aedeagus (Fig. 21) narrows sharply near the middle, with a slender process.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
EB7B8BB84C985F8797A621FA6C929CCD.taxon	description	Description. Measurements. Total length: male 3.3 – 3.4 mm (N = 2), female 4.1 – 4.3 mm (N = 3). Coloration. General color greyish-white to yellowish-brown (Figs 4, 5). Vertex (Figs 4, 16) and frons (Fig. 18) light grayish-yellow, frons with two indistinct light brown stripes. Genae (Figs 5, 18) with basal 3 / 4 black markings. Clypeus (Fig. 18) black at base, and rest light yellowish-brown. Eyes (Figs 16, 18) gray to reddish-black. Pronotum (Figs 4, 16) light grayish-brown, outer sides of lateral carinae with black markings. Mesonotum (Figs 4, 16) yellowish-brown, outer sides of lateral carinae with brown to black markings. Apex of tegulae (Figs 4, 16) black brown, rest light yellowish-brown. Forewings (Fig. 17) greyish-white, hyaline, veins gray to brown, areas after bifurcation of Pcu and A 1 with yellowish-brown spot, around ScP + R, ir, RP and MP 1 with light greyish-brown marking. Head and thorax. Vertex (Fig. 16) shorter submedially than wide at base (0.96: 1), width at apex narrower than at base (0.62: 1), submedian carinae uniting slightly beyond middle, apex produced in front of eyes, apical margin straight, greatest length of basal compartment shorter than wide at base of vertex (0.59: 1). Frons (Fig. 18) longer in middle line than wide at widest portion (about 2.17: 1), widest at apex, median carina simple. Postclypeus (Fig. 18) wide at base as wide as frons at apex. Antennae (Figs 16, 18) very long, cylindrical, surpassing apex of clypeus, scape longer than wide, shorter than pedicel (0.55: 1). Pronotum (Fig. 16) with lateral carinae not attaining hind margin, longer than vertex in midline (0.71: 1). Mesonotum (Fig. 16) with lateral carinae not attaining hind margin, longer than 1.61 times pronotum and vertex combined. Forewings (Fig. 17) slender, longer than maximal width (3.63: 1). Male genitalia. Pygofer in lateral view (Fig. 19) ventral margin longer than dorsal margin, ventral angles slightly produced, in posterior view (Fig. 20) with opening longer than wide, in ventral view (Fig. 25) medioventral processes nearly rectangular, concave medially. Gonostyles (Figs 22, 23) moderately long, in lateral view apical half bifurcated into two processes, forming a C-shaped, outer process long and bent, tapering to apex, inner process short, relatively rounded at apex; in posterior view curved, basal angles produced, outer process thick. Male genitalia (Fig. 21) with phallobase, aedeagus tubular, vaulted ventrally, basal part broad, narrows sharply near the middle, with a slender spinous process; phallobase long, curved ventrally, tapering to apex, basal part with two spiniform processes, dorsal margin with an angular process medially. Anal segment (Figs 19, 24) small, ring-like.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
EB7B8BB84C985F8797A621FA6C929CCD.taxon	distribution	Distribution. China (Guangdong) (Fig. 1).	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
EB7B8BB84C985F8797A621FA6C929CCD.taxon	etymology	Etymology. The species name is a combination of the Latin word “ long - ” and “ spina ” (with the connecting letter “ i ”, i. e., “ long spine ”), referring to the ventral margin of the aedeagus with a long spinous process medially. The name is intended to be feminine.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
C07929207DFF5D89B47E5781E963BDF7.taxon	type_taxon	Type species. Malaxa acutipennis Melichar, 1914, original designation.	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
C07929207DFF5D89B47E5781E963BDF7.taxon	diagnosis	Diagnosis. For the diagnosis of Malaxa see Hou et al. (2013: 866) and Li et al. (2019: 44).	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
C07929207DFF5D89B47E5781E963BDF7.taxon	distribution	Distribution. China, Indonesia, Malaysia, Philippines (Fig. 1).	en	Lv, Sha-Sha, Li, Hong-Xing, Yang, Lin, Zhang, Yu-Bo, Chen, Xiang-Sheng (2025): Two new species of the genus Malaxa Melichar, 1914 from China (Hemiptera, Fulgoromorpha, Delphacidae, Tropidocephalini). ZooKeys 1229: 275-287, DOI: 10.3897/zookeys.1229.143177
