Table 2 in First phylogeny of Trichomyia (Diptera: Psychodidae: Trichomyiinae) based on morphological data of adults

Table 2. Characters and character states used in the phylogenetic analysis of Trichomyia CharacterCharacter states1. Eye bridge, complete or incomplete(0) present (Fig. 1C); (1) absent (Fig. 1A)2. Antennal socket, shape(0) oval; (1) subtriangular; (2) subquadrangular3. Antennal socket, distance between them(0) long, at least twice the width of the antennal socket (Fig. 1C); (1)medium, once the width of the antennal socket (Fig. 1D); (2) short,less than one-third the width of the antennal socket (Fig. 1A)4. Interantenal suture(0) absent (Fig. 1C); (1) present (Fig. 1A)5. Supraocular bristles *(0) absent (Fig. 1C); (1) present (Fig. 1A)6. Supraocular bristles, distribution(0) in a single row (Fig. 1A); (1) in two rows (Fig. 1B)7. Vertex, apex shape(0) elevated (Fig. 1C); (1) rounded (Fig. 1A)8. Distance from the clypeus to the antennal(0) short, shorter or half the length of the clypeus; (1) long, larger orsocketthe same length as the length of the clypeus9. Supracervical bristles(0) absent (Fig. 1H); (1) present (Fig. 1F)10. Supracervical bristles, number(0) one (Fig. 2D); (1) two (Fig. 1G); (2) three (Fig. 2C)11. Postoccipital margin, occipital condyle, number(0) one (Fig. 1H); (1) two (Fig. 1E)12. Dorsal border bounded by postoccipital(0) rectangular (Fig. 1H); (1) piriform apically narrower (Fig. 1G); (2)margin and by opistosomal suture limited byoval (Fig. 1F)postmentum †, shape13. Occipital bristles, distribution(0) occupying almost the entire occipital plate (Fig. 1H); (1) a row re-stricted to the posterior margin of the eye (Fig. 1G); (2) two rowsrestricted to the posterior margin of the eye (Fig. 1F)14. Labellum, shape(0) globose with acuminated apex, apical droplet shaped (Fig. 1H);(1) elongated and with acuminated apex (Fig. 2B); (2) globoseand irregular with swollen apex (Fig. 2A)15. Labial fork, base, length(0) long, reaching approximately the medial region of the clypeus(Fig. 1H); (1) reduced, reaching at most to the lower margin ofthe clypeus (Fig. 2B)16. Palpus, number of segments(0) three segments (Fig. 3C); (1) four segments (Fig. 3A); (2) five seg-ments (Fig. 1H)17. Palpus with four segments, first and second seg-(0) not fused, visibly separated and with a small joint area (Fig. 3A);ments, fuse degree ‡(1) partly fused, with the first segment overlapping the second(Fig. 3B); (2) fused, with a subtle articular membrane area anddifficult to see (Fig. 3D)18. Palpus with four segments, first and second seg-(0) first segment smaller than the length of the second segment; (1)ments, size ratiofirst segment of the same length as the second segment19. Palpus with four segments, first segment,(0) absent; (1) presentsensillas20. Palpus with four segments, first segment,(0) in a depressed pit; (1) randomly distributedsensilla, location21. Palpus with four segments, second segment, sen-(0) absent; (1) presentsilla22. Palpus with four segments, second segment, sen-(0) in a depressed pit; (1) randomly distributedsilla, location:23. Last segment of the palpus, length(0) the same length as the penultimate segment; (1) larger than thepenultimate segment24. Flagellomeres, number (except the apiculus)(0) 14 flagellomeres; (1) 13 flagellomeres25. Pedicel, shape(0) subspherical; (1) cylindrical26. Ascoid, size (except the last three flagellomeres)(0) smaller than the flagellomere; (1) the same length asflagellomere; (2) larger than the flagellomere27. Ascoid, arrangement in the flagellomere(0) straight, parallel to flagellomere; (1) S-shaped; (2) C-shaped28. Ascoid, location in the flagellomere(0) mediobasal; (1) medioapical29. Flagellomere, size ratio(0) first flagellomere with the same length as the secondflagellomere; (1) first flagellomere larger than the secondflagellomere表2 毛蠓属（Trichomyia）系统发育分析所用的性状及其性状状态 1. 眼桥：(0) 存在（完整，图1C）；(1) 缺失（图1A） 2. 触角窝形状：(0) 卵形；(1) 近三角形；(2) 近方形 3. 触角窝间距：(0) 较大，至少为触角窝宽度的2倍（图1C）；(1) 中等，为触角窝宽度的1倍（图1D）；(2) 较小，不足触角窝宽度的1/3（图1A） 4. 触角间缝：(0) 缺失（图1C）；(1) 存在（图1A） 5. 眼上鬃*：(0) 缺失（图1C）；(1) 存在（图1A） 6. 眼上鬃分布：(0) 单列（图1A）；(1) 双列（图1B） 7. 头顶端部形状：(0) 隆起（图1C）；(1) 圆形（图1A） 8. 唇基至触角窝的距离：(0) 较短，短于或为唇基长度的1/2；(1) 较长，长于或等于唇基长度 9. 颈上鬃：(0) 缺失（图1H）；(1) 存在（图1F） 10. 颈上鬃数量：(0) 1根（图2D）；(1) 2根（图1G）；(2) 3根（图2C） 11. 后枕缘枕髁数量：(0) 1个（图1H）；(1) 2个（图1E） 12. 由后枕缘与亚颏†限定的后体缝所围成的背侧边界形状：(0) 矩形（图1H）；(1) 梨形，端部较窄（图1G）；(2) 卵形（图1F） 13. 枕鬃分布：(0) 几乎覆盖整个枕板（图1H）；(1) 单列，仅分布于眼后缘（图1G）；(2) 双列，仅分布于眼后缘（图1F） 14. 唇瓣形状：(0) 球形，端部渐尖，顶端呈水滴状（图1H）；(1) 细长形，端部渐尖（图2B）；(2) 球形且不规则，端部膨大（图2A） 15. 唇叉基部长度：(0) 较长，约延伸至唇基中部（图1H）；(1) 较短，至多延伸至唇基下缘（图2B） 16. 下颚须分节数：(0) 3节（图3C）；(1) 4节（图3A）；(2) 5节（图1H） 17. 4节下颚须第1、2分节的愈合程度‡：(0) 未愈合，可见分离且具有小型关节区域（图3A）；(1) 部分愈合，第1分节覆盖第2分节（图3B）；(2) 完全愈合，仅具细微关节膜区域，难以观察（图3D） 18. 4节下颚须第1、2分节的长度比：(0) 第1分节短于第2分节；(1) 第1分节与第2分节等长 19. 4节下颚须第1分节的感器：(0) 缺失；(1) 存在 20. 4节下颚须第1分节感器的位置：(0) 凹陷窝内；(1) 随机分布 21. 4节下颚须第2分节的感器：(0) 缺失；(1) 存在 22. 4节下颚须第2分节感器的位置：(0) 凹陷窝内；(1) 随机分布 23. 下颚须末节长度：(0) 与倒数第2分节等长；(1) 长于倒数第2分节 24. 触角鞭小节数量（端突除外）：(0) 14个鞭小节；(1) 13个鞭小节 25. 触角梗节形状：(0) 近球形；(1) 圆柱形 26. 毛状感器（ascoid）大小（最后3个鞭小节除外）：(0) 小于鞭小节；(1) 与鞭小节等长；(2) 大于鞭小节 27. 毛状感器在鞭小节上的排列：(0) 直形，与鞭小节平行；(1) S形；(2) C形 28. 毛状感器在鞭小节上的位置：(0) 近基中部；(1) 近顶中部 29. 鞭小节长度比：(0) 第1鞭小节与第2鞭小节等长；(1) 第1鞭小节长于第2鞭小节