taxonID	type	description	language	source
54020A0BB48C5FFCB9C919766D7B4B76.taxon	description	Figs 1, 2 Chinese common name: 狭杯象 [Xiá bēi xiàng]	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
54020A0BB48C5FFCB9C919766D7B4B76.taxon	description	Description. (holotype, except female sternite 8 and genitalia). Coloration (Fig. 1 A, B). Body entirely black; antennal scape and funicle, and tarsomeres reddish brown. Head (Fig. 1 C – E). Forehead flat, slightly narrower than rostrum at base; eyes elongate-oval, distinctly separated ventrally; rostrum elongate (Rl / Rw 3.13), shorter than pronotum (Rl / Pl 0.85), slightly curved in lateral view, base thick, basal 1 / 3 with dense short, pubescence and coarse punctures; antennae inserted slightly anterior to middle of rostrum; scape long (l / w 4.42), not reaching eyes, gradually broadening from base to apex, apical 1 / 3 markedly widened; funicular segments 1 and 2 elongate, segment 2 funnel-shaped, segments 4 – 6 transverse; club subobconical (l / w 3.25). Pronotum (Fig. 1 F). Longer than wide (Pl / Pw 1.04), widest posterior to middle, apical 1 / 6 distinctly constricted, sides rounded; disc slightly convex in lateral view, with dense, coarse punctures, punctures sparser on disc than laterally; densely covered with short pubescence; postocular lobes absent. Scutellum. Very small, elongate-oval. Elytra. Longer than wide (El / Ew 1.54), widest at basal 1 / 4, distinctly constricted at apical 1 / 6, sides rounded; disc nearly flat in lateral view; interstriae distinctly elevated, subequal in width, with dense, short pubescence; striae deep, punctures elongate-oval; distance between punctures subequal to a puncture length; punctures with dense short pubescence. Abdomen (Fig. 1 G). Abdominal ventrites densely covered with coarse punctures; ventrite 2 with anterior margin slightly convex at middle, posterior margins of ventrites 2 – 4 rectilinear; ventrite 2 0.8 times length of ventrite 1, ventrite 3 slightly longer than ventrite 4, ventrite 5 1.9 times as wide as long. Legs. Densely covered with short pubescence; femora and tibiae with punctures; procoxae subconical, contiguous; profemur more robust than mesofemur and metafemur, femora unarmed; profemur 4.3 times as long as wide; tibiae bearing single long uncus; protibia 6.0 times as long as wide; tarsi long, tarsomeres 1 – 3 obconical, ventrally with dense erect setae, onychium elongate; claws free, divergent; protarsomere 1 1.7 times as long as wide, tarsomeres 2 and 3 each 1.3 times, onychium 4.0 times. Male genitalia (Fig. 1 H – K). Pedon 0.4 times length of temones, evenly curved in lateral view, sides subparallel, base symmetrical, apex slightly narrowed; temones slender, slightly curved; manubrium of tegmen long, evenly curved from middle to apex, slightly wider than temones; spiculum gastrale robust, evenly curved; basal plate bifurcate, basal arms opposed, upper part of each basal arm approximately triangular, length subequal to width, apices with rounded angles. Female sternite 8 and genitalia (Fig. 2 G – I). Sternite 8 with apodeme 1.5 times length of lamina; lamina bifurcate at base, sides slightly curved, apex with sparse setae; gonocoxites cylindrical, apices with dense setae; styli short, cylindrical, width approximately 1 / 2 width of gonocoxite apices, apices with setae; spermatheca with robust and curved cornu; corpus large; ramus and collum not developed.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
54020A0BB48C5FFCB9C919766D7B4B76.taxon	distribution	Distribution. Bomi County and Medog County, Linzhi City, Xizang Autonomous Region, China (Fig. 9).	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
54020A0BB48C5FFCB9C919766D7B4B76.taxon	etymology	Etymology. The species name is a Latin masculine adjective angustus (narrow), referring to the significantly narrower body width compared to other species within the genus.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2212033A64A0509894D07E76BEF2C154.taxon	description	Figs 3, 4 Chinese common name: 宝兴杯象 [băo xīng bēi xiàng]	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2212033A64A0509894D07E76BEF2C154.taxon	description	Description. (holotype, except female sternite 8 and genitalia). Coloration (Fig. 3 A, B). Body entirely black; antennal scape and funicle, and tarsomeres reddish brown. Head (Fig. 3 C – E). Forehead flat, slightly narrower than rostrum at base; eyes elongate-oval, distinctly separated ventrally; rostrum elongate (Rl / Rw 3.80), longer than pronotum (Rl / Pl 1.27), curved in lateral view, from base to apical 1 / 6 with short pubescence, apex with dense punctures; antennae inserted at apical 1 / 3 of rostrum; scape long (l / w 5.18), not reaching eyes, gradually widening from base to apex, apical 1 / 3 markedly widened; funicular segments 1 and 2 elongate, segment 1 1.3 times as long as segment 2, segment 2 funnel-shaped, segments 4 – 6 transverse; club subconical (l / w 2.00). Pronotum (Fig. 3 F). Wider than long (Pl / Pw 0.97), widest at middle, apical 1 / 6 distinctly constricted, gradually narrowed from apical 1 / 4 to base; disc flat in lateral view, densely covered with coarse, deep punctures; distance between punctures much smaller than a puncture diameter; dense short pubescence present; postocular lobes absent. Scutellum. Small, subtriangular. Elytra. Longer than wide (El / Ew 1.16), widest at middle, sides rounded; disc nearly flat in lateral view; interstriae slightly convex, subequal in width, with dense short pubescence, odd interstriae bearing interrupted oval pilose pustules, pustules hemispherical in lateral view, width 2.0 times interstriae width; striae deep, punctures large, with dense pubescence; distance between punctures subequal to a puncture diameter. Abdomen (Fig. 3 G). Abdominal ventrites densely covered with coarse punctures; ventrite 2 with anterior margin slightly convex at middle, posterior margins of ventrites 2 – 4 rectilinear; ventrite 2 0.9 times length of ventrite 1, ventrite 3 slightly longer than ventrite 4, ventrite 5 2.3 times as wide as long. Legs. Densely covered with short pubescence; femora and tibiae with punctures; procoxae subconical, contiguous; profemur more robust than mesofemur and metafemur, femora unarmed; profemur 3.8 times as long as wide; tibiae bearing single long uncus; protibia 5.1 times as long as wide; tarsi long, tarsomeres 1 – 3 obconical, ventrally with setae, onychium elongate; claws free, divergent; protarsomere 1 1.7 times as long as wide, tarsomere 2 and 3 each 1.3 times, onychium 3.5 times. Male genitalia (Fig. 3 H – K). Pedon 0.3 times longer than temones, curved in lateral view, sides subparallel, base symmetrical, apex slightly narrowed; temones slender, slightly curved; manubrium of tegmen robust, elongate, slightly curved, approximately 3.0 times as wide as temones; spiculum gastrale robust, evenly curved; basal plate bifurcate, basal arms opposed, upper part of each basal arm approximately triangular, length subequal to width, apices with rounded angles. Female sternite 8 and genitalia (Fig. 4 G – I). Sternite 8 with apodeme length subequal to that of lamina; lamina bifurcate at middle, sides curved, apex with sparse setae; gonocoxites cylindrical, apices with dense setae; styli short, cylindrical, width approximately 1 / 3 width of gonocoxite apices, apices with short setae; spermatheca with curved, apically rounded cornu; corpus robust; ramus longer than collum.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2212033A64A0509894D07E76BEF2C154.taxon	distribution	Distribution. Known only from the type locality in Sichuan Province, China (Fig. 9).	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2212033A64A0509894D07E76BEF2C154.taxon	etymology	Etymology. This species is named after its type locality, Baoxing County. Adjective, variable.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
CBE03F43FBF15625B080C21762290CB6.taxon	type_taxon	Type species. Tasactes interruptus Faust, 1894.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
CBE03F43FBF15625B080C21762290CB6.taxon	diagnosis	Diagnosis. (modified from Morimoto 1978, 1985). Body small; integument black, antennae and tarsomeres reddish-brown; head, rostrum, pronotum, abdominal ventrites densely covered with punctures; eyes linear or oval laterally, distinctly separated ventrally; antennal funicle 6 - segmented, antennal club transversely truncated with conically projecting velvety apex; scutellum very small, usually subtriangular; elytra usually bearing pilose pustules, striae distinct; metepisternum entirely covered by elytra; legs usually covered with dense short pubescence; procoxae contiguous; femora unarmed; claws free; male genitalia usually without parameres, temones longer than pedon; lamina of female sternite 8 usually bifurcated; collum of spermatheca usually more developed than ramus.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2F69D9C7D7D957FEA5FF3B46EA33E484.taxon	description	Figs 5, 6 Chinese common name: 小眼杯象 [xiăo yăn bēi xiàng]	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2F69D9C7D7D957FEA5FF3B46EA33E484.taxon	description	Description. (holotype, except female sternite 8 and genitalia). Coloration (Fig. 5 A, B). Body entirely black; antennal scape and funicle, and tarsomeres reddish brown. Head (Fig. 5 C – E). Forehead flat, 0.5 times width of rostrum at base; eyes small, oval, barely visible ventrally; rostrum elongate (Rl / Rw 1.96), shorter than pronotum (Rl / Pl 0.73), slightly curved in lateral view, base thick, densely covered with punctures, bearing short pubescence; antennae inserted slightly anterior to middle of rostrum; scape long (l / w 3.78), not reaching eyes, gradually widening from base to apex, middle markedly widened; funicular segments 1 and 2 elongate, segment 2 funnel-shaped, segments 4 – 6 transverse; club subobconical (l / w 1.64). Pronotum (Fig. 5 F). Longer than wide (Pl / Pw 1.18), widest at middle, apical 1 / 5 distinctly constricted, sides subparallel; disc slightly convex in lateral view, with dense and coarse punctures; distance between punctures slightly exceeding puncture diameter, punctures sparser on disc than laterally; densely covered with short pubescence; postocular lobes absent. Scutellum. Very small, subtriangular. Elytra. Longer than wide (El / Ew 1.44), widest at basal 1 / 4, sides rounded; disc slightly convex in lateral view; interstriae slightly convex, subequal in width, interstriae 3 and 5 basally, interstriae 1 – 5 from middle to apex bearing pilose pustules forming indistinct V-shaped pattern; striae deep, punctures rounded, bearing dense, short pubescence; distance between punctures slightly exceeding puncture diameter. Abdomen (Fig. 5 G). Abdominal ventrites densely covered with coarse punctures; ventrite 2 with anterior margin slightly convex at middle, posterior margins of ventrites 2 – 4 rectilinear; ventrite 2 0.6 times length of ventrite 1, ventrite 3 slightly longer than ventrite 4, ventrite 5 2.3 times as wide as long. Legs. Densely covered with short pubescence; femora and tibiae with punctures; procoxae subconical, contiguous; profemur more robust than mesofemur and metafemur, femora unarmed; profemur 3.9 times as long as wide; tibiae bearing single long uncus; protibia 5.7 times as long as wide; tarsi long, tarsomeres 1 – 3 obconical, ventrally with erect setae, onychium elongate; claws free, divergent; protarsomere 1 1.7 times as long as wide, tarsomeres 2 and 3 each 1.1 times, onychium 4.2 times. Male genitalia (Fig. 5 H – K). Pedon 0.3 times length of temones, evenly curved in lateral view, sides subparallel, base symmetrical, apex distinctly narrowed; temones slender, slightly curved; manubrium of tegmen long, 0.7 times length of temones, slightly curved, wider than temones; spiculum gastrale robust, evenly curved; basal plate bifurcate, basal arms slender, opposed, apices acute. Female sternite 8 and genitalia (Fig. 6 G – I). Sternite 8 with apodeme 1.5 times length of lamina; lamina bifurcate at base, sides curved and depressed, apex with sparse setae; gonocoxites cylindrical, apices with dense setae; styli short, cylindrical, width approximately 1 / 4 width of gonocoxite apices, apices with short setae; spermatheca with robust and curved cornu; corpus large; ramus and collum not developed.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2F69D9C7D7D957FEA5FF3B46EA33E484.taxon	distribution	Distribution. Known only from the type locality in Xizang, China (Fig. 9).	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
2F69D9C7D7D957FEA5FF3B46EA33E484.taxon	etymology	Etymology. The species name is a Latin masculine adjective ocellatus (having small eyes), referring to the significantly reduced eyes compared to other species within the genus.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
6C39C57C4AB2561E9F06221D8C2112EB.taxon	description	Figs 7, 8 Chinese common name: 毛杯象 [máo bēi xiàng]	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
6C39C57C4AB2561E9F06221D8C2112EB.taxon	description	Description. (holotype, except female sternite 8 and genitalia). Coloration (Fig. 7 A, B). Body entirely black; antennal scape and funicle, and tarsomeres reddish brown. Head (Fig. 7 C – E). Forehead flat, slightly narrower than rostrum base width; eyes elongate-oval, distinctly separated ventrally; rostrum elongate (Rl / Rw 5.16), longer than pronotum (Rl / Pl 1.10), evenly curved in lateral view, from base to apical 1 / 6 with short pubescence, apex with dense punctures; antennae inserted at apical 1 / 3 of rostrum; scape long (l / w 4.75), not reaching eyes, gradually widening from base to apex, apical 1 / 3 markedly widened; funicular segments 1 and 2 elongate, segment 2 funnel-shaped, segments 4 – 6 transverse; club subobconical (l / w 1.66). Pronotum (Fig. 7 F). Longer than wide (Pl / Pw 1.07), widest at middle, apical 1 / 8 distinctly constricted, sides rounded; disc slightly convex in lateral view, densely covered with coarse punctures, punctures sparser on disc than laterally; dense, short pubescence forming median longitudinal pilose pustule; postocular lobes weak. Scutellum. Small, subtriangular. Elytra. Longer than wide (El / Ew 1.27), widest at basal 1 / 4, apical 1 / 6 distinctly constricted, sides rounded; disc nearly flat in lateral view; interstriae convex, subequal in width, with dense short pubescence, interstriae 1 – 8 bearing interrupted longitudinal pilose pustules, pustule width subequal to interstrial width; striae deep, punctures large, bearing dense, short pubescence; distance between punctures exceeding puncture diameter. Abdomen (Fig. 7 G). Abdominal ventrites densely covered with coarse punctures; ventrite 2 with anterior margin slightly convex at middle, posterior margins of ventrites 2 – 4 rectilinear; ventrite 2 0.8 times length of ventrite 1, ventrite 3 slightly longer than ventrite 4, ventrite 5 2.0 times as wide as long. Legs. Densely covered with short pubescence; femora and tibiae with punctures; procoxae subconical, contiguous; profemur more robust than mesofemur and metafemur, femora unarmed; profemur 3.3 times as long as wide; tibiae bearing single long uncus; protibia 6.2 times as long as wide; tarsi long, tarsomeres 1 – 3 obconical, ventrally with setae, onychium elongate; claws free, divergent; protarsomere 1 1.8 times as long as wide, tarsomere 2 1.3 times, tarsomere 3 1.4 times, onychium 4.3 times. Male genitalia (Fig. 7 H – K). Pedon 0.2 times length of temones, curved in lateral view, sides curved, base symmetrical, apex broad and not narrowed; temones slender, slightly curved; manubrium of tegmen very robust, elongate, apex curved, approximately 3.0 times as wide as temones; spiculum gastrale robust, evenly curved; basal plate bifurcate, basal arms opposed, upper part of each basal arm approximately triangular, length subequal to width, apices with rounded angles. Female sternite 8 and genitalia (Fig. 8 G – I). Sternite 8 with apodeme 0.8 times length of lamina; lamina bifurcate at base, sides curved, apex with sparse setae; gonocoxites cylindrical, apices with dense setae; styli short, cylindrical, width approximately 1 / 4 width of gonocoxite apices, apices with short setae; spermatheca with curved, apically rounded cornu; corpus robust; ramus and collum weakly developed.	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
6C39C57C4AB2561E9F06221D8C2112EB.taxon	distribution	Distribution. Known only from the type locality in Xizang, China (Fig. 9).	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
6C39C57C4AB2561E9F06221D8C2112EB.taxon	etymology	Etymology. The specific name is derived from the Latin word pilosus (hairy), referring to the dense pubescence on the pronotum, particularly the distinct longitudinal tuft of pubescence medially. Adjective, variable. Key to species of the genus Tasactes	en	Lü, Heyu, Zhang, Runzhi (2025): Four new species of the genus Tasactes Faust, 1894 (Coleoptera, Curculionidae, Dryophthorinae) from China. ZooKeys 1256: 141-161, DOI: 10.3897/zookeys.1256.160420
