DOI: 10.5281/zenodo.15138136
title: Table 2 in First phylogeny of Trichomyia (Diptera: Psychodidae: Trichomyiinae) based on morphological data of adults

description: 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
description: Published as part of Araújo, Maíra Xavier, Bravo, Freddy & Carvalho, Claudio José Barros De, 2023, First phylogeny of Trichomyia (Diptera: Psychodidae: Trichomyiinae) based on morphological data of adults, pp. 875 in Zoological Journal of the Linnean Society 198 (3) on page 875, DOI: 10.1093/zoolinnean/zlad004, http://zenodo.org/record/8147516