taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
038D8112A02DD67AFBE0FC78374226AF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936165/files/figure.png	https://doi.org/10.5281/zenodo.17936165	FIGURE 1. Travisia brevis Moore, 1923.A) Body,anterior half, lateral view, B) body,posterior half,lateral view, C)prostomium, peristomium and first three chaetigers, dorsal view, D) same, dorso-lateral view, E) same, ventral view. Abbreviations: ip— interamal pore, mo—mouth, no—nuchal organ, pr—prostomium, 1, 2, 3—refers to the number of chaetiger. Scale bars: A–E) 1 mm. A–E: specimen ICML-EMU-14077-A.	FIGURE 1. Travisia brevis Moore, 1923.A) Body,anterior half, lateral view, B) body,posterior half,lateral view, C)prostomium, peristomium and first three chaetigers, dorsal view, D) same, dorso-lateral view, E) same, ventral view. Abbreviations: ip— interamal pore, mo—mouth, no—nuchal organ, pr—prostomium, 1, 2, 3—refers to the number of chaetiger. Scale bars: A–E) 1 mm. A–E: specimen ICML-EMU-14077-A.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A02DD67AFBE0FC78374226AF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936167/files/figure.png	https://doi.org/10.5281/zenodo.17936167	FIGURE 2. Travisia brevis Moore, 1923.A) Anterior end, lateral view, B) segments of middle region, lateral view, C) segments of posterior region, lateral view, D) last segments and pygidium, lateral view, E) rows of spherical papillae in segments from anterior region, dorsal view, F) bands of piled papillae in segments from middle region, dorsal view, G–I) parapodial lobes and bands of piled papillae in segments from posterior region. Abbreviation: ip—interamal pore. Scale bars: A) 1.5 mm, B–C, H–I) 0.5 mm, D–G) 1 mm. A–I: specimen ICML-EMU-14077-A.	FIGURE 2. Travisia brevis Moore, 1923.A) Anterior end, lateral view, B) segments of middle region, lateral view, C) segments of posterior region, lateral view, D) last segments and pygidium, lateral view, E) rows of spherical papillae in segments from anterior region, dorsal view, F) bands of piled papillae in segments from middle region, dorsal view, G–I) parapodial lobes and bands of piled papillae in segments from posterior region. Abbreviation: ip—interamal pore. Scale bars: A) 1.5 mm, B–C, H–I) 0.5 mm, D–G) 1 mm. A–I: specimen ICML-EMU-14077-A.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A02DD67AFBE0FC78374226AF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936171/files/figure.png	https://doi.org/10.5281/zenodo.17936171	FIGURE 3. Travisia brevis Moore, 1923. A) Anterior end, stained with methyl green, dorsal view, B) anterior end, front-lateral view, C) posterior end, stained with methyl green, dorsal view, D–E) posterior end of a juvenile. Abbreviations: no—nuchal organ, pr—prostomium, 1, 2—refers to the number of chaetiger. Scale bars:A–E) 1 mm.A–C: specimen ICML-EMU-14077-A; D–E: specimen ICML-EMU-14077-B.	FIGURE 3. Travisia brevis Moore, 1923. A) Anterior end, stained with methyl green, dorsal view, B) anterior end, front-lateral view, C) posterior end, stained with methyl green, dorsal view, D–E) posterior end of a juvenile. Abbreviations: no—nuchal organ, pr—prostomium, 1, 2—refers to the number of chaetiger. Scale bars:A–E) 1 mm.A–C: specimen ICML-EMU-14077-A; D–E: specimen ICML-EMU-14077-B.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A029D676FBE0FA52360121C3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936173/files/figure.png	https://doi.org/10.5281/zenodo.17936173	FIGURE 4. Travisia pupa Moore, 1906.A) Body, lateral view, B) same, ventral view, C) prostomium and anterior segments, dorsal view, D) parapodial lappets of chaetigers 5, 6 and 7. Abbreviations: mo—mouth, no—nuchal organ, pr—prostomium, vg—ventral groove, 1, 2, 5, 6, 7— refers to the number of chaetiger. Scale bars: A–D) 1 mm. A–D: specimen from Puget Sound, Washington.	FIGURE 4. Travisia pupa Moore, 1906.A) Body, lateral view, B) same, ventral view, C) prostomium and anterior segments, dorsal view, D) parapodial lappets of chaetigers 5, 6 and 7. Abbreviations: mo—mouth, no—nuchal organ, pr—prostomium, vg—ventral groove, 1, 2, 5, 6, 7— refers to the number of chaetiger. Scale bars: A–D) 1 mm. A–D: specimen from Puget Sound, Washington.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A029D676FBE0FA52360121C3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936175/files/figure.png	https://doi.org/10.5281/zenodo.17936175	FIGURE 5. Travisia pupa Moore, 1906 stained with methyl green.A) body, ventral view, B) prostomium and anterior segments, dorsal view, C) anterior segments, dorso-lateral view, D) anterior segments, ventral view, E) posterior segments, lateral view, F) segments from mid-body, ventral view, G) posterior segments and pygidium, lateral view. Abbreviations: dm—dorsal margin, mo—mouth, no—nuchal organ, pr—prostomium, vg—ventral groove, vm—ventral margin, 1, 2—refers to the number of chaetiger. Scale bars: A–D, F) 1 mm, E, G) 0.5 mm. A–G: specimen from Puget Sound, Washington.	FIGURE 5. Travisia pupa Moore, 1906 stained with methyl green.A) body, ventral view, B) prostomium and anterior segments, dorsal view, C) anterior segments, dorso-lateral view, D) anterior segments, ventral view, E) posterior segments, lateral view, F) segments from mid-body, ventral view, G) posterior segments and pygidium, lateral view. Abbreviations: dm—dorsal margin, mo—mouth, no—nuchal organ, pr—prostomium, vg—ventral groove, vm—ventral margin, 1, 2—refers to the number of chaetiger. Scale bars: A–D, F) 1 mm, E, G) 0.5 mm. A–G: specimen from Puget Sound, Washington.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A025D677FBE0FCFE305424EF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936180/files/figure.png	https://doi.org/10.5281/zenodo.17936180	FIGURE 6. Light microscopy of Travisia hernandezalcantarai sp. nov. A) Prostomium and anterior segments, dorsal view, B) anterior end, latero-dorsal view, C–D, F) prostomium and first chaetigers, apical, and dorsal views respectively, E) Posterior end, ventral groove. A, C, E) poorly stained with methyl green, F) full stained. Abbreviations: pr—prostomium, no—nuchal organ, vg—ventral groove, 1, 2—refers to the number of chaetiger. Scale bars: A) 1.5 mm, B) 2.5 mm, C) 0.6 mm, D, F) 1.2 mm, E) 1 mm. A–B, D–F: Holotype ICML-EMU-14079, C: Paratype UAA.	FIGURE 6. Light microscopy of Travisia hernandezalcantarai sp. nov. A) Prostomium and anterior segments, dorsal view, B) anterior end, latero-dorsal view, C–D, F) prostomium and first chaetigers, apical, and dorsal views respectively, E) Posterior end, ventral groove. A, C, E) poorly stained with methyl green, F) full stained. Abbreviations: pr—prostomium, no—nuchal organ, vg—ventral groove, 1, 2—refers to the number of chaetiger. Scale bars: A) 1.5 mm, B) 2.5 mm, C) 0.6 mm, D, F) 1.2 mm, E) 1 mm. A–B, D–F: Holotype ICML-EMU-14079, C: Paratype UAA.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A025D677FBE0FCFE305424EF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936184/files/figure.png	https://doi.org/10.5281/zenodo.17936184	FIGURE 7. Light microscopy of Travisia hernandezalcantarai sp. nov. A) Posterior body half, ventral view, B–D) pygidium, dorso-lateral, ventral and lateral views, respectively, E) transverse rows of papillae in anterior segments, F) same from median segments, G) longest branchiae (chaetigers 4–6), H) branchiae from posterior segments, I) posterior segments, arrangement of branchiae, notochaetae and enlarged, most lateral papillae from a row, J) same, from last two chaetigers (chaetigers 24 and 25). E–F, I–J) Stained with methyl green. Abbreviation: d—dorsal, v—ventral, vg—ventral groove, 4, 5, 6, 24, 25—refers to the number of branchia. Scale bars: A, E–F) 2.5 mm, B–D) 0.7 mm, G–H) 1.5 mm, I) 1.7 mm, J) 0.5 mm. A–J: Holotype ICML- EMU-14079.	FIGURE 7. Light microscopy of Travisia hernandezalcantarai sp. nov. A) Posterior body half, ventral view, B–D) pygidium, dorso-lateral, ventral and lateral views, respectively, E) transverse rows of papillae in anterior segments, F) same from median segments, G) longest branchiae (chaetigers 4–6), H) branchiae from posterior segments, I) posterior segments, arrangement of branchiae, notochaetae and enlarged, most lateral papillae from a row, J) same, from last two chaetigers (chaetigers 24 and 25). E–F, I–J) Stained with methyl green. Abbreviation: d—dorsal, v—ventral, vg—ventral groove, 4, 5, 6, 24, 25—refers to the number of branchia. Scale bars: A, E–F) 2.5 mm, B–D) 0.7 mm, G–H) 1.5 mm, I) 1.7 mm, J) 0.5 mm. A–J: Holotype ICML- EMU-14079.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A025D677FBE0FCFE305424EF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936188/files/figure.png	https://doi.org/10.5281/zenodo.17936188	FIGURE 8. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Body, ventral view, B) same, ventrolateral view, C) prostomium and first three thoracic chaetigers, frontal view, D) same, ventral view.Abbreviations: br—branchia, mo—mouth, no—nuchal organ, pr—prostomium, 1, 2, 3—refers to the number of chaetiger. Scale bars: A–B, D) 1 mm, C) 500 µm. A–D: Paratype UAA.	FIGURE 8. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Body, ventral view, B) same, ventrolateral view, C) prostomium and first three thoracic chaetigers, frontal view, D) same, ventral view.Abbreviations: br—branchia, mo—mouth, no—nuchal organ, pr—prostomium, 1, 2, 3—refers to the number of chaetiger. Scale bars: A–B, D) 1 mm, C) 500 µm. A–D: Paratype UAA.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A025D677FBE0FCFE305424EF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936190/files/figure.png	https://doi.org/10.5281/zenodo.17936190	FIGURE 9. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Ventrolateral papillation on first six chaetigers, B) ventrolateral papillation on first two chaetigers, C) branchiae of chaetiger 6, D) branchiae from anterior and midbody, E) internal pore, zoom in squared zone from D, F) posterior end. Abbreviations: ip—interamal pore, 1, 2, 3, 4, 5—refers to the number of chaetiger. Scale bars: A–B, D) 500 µm, C, E) 100 µm, F) 1 mm. A–E: Paratype UAA.	FIGURE 9. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Ventrolateral papillation on first six chaetigers, B) ventrolateral papillation on first two chaetigers, C) branchiae of chaetiger 6, D) branchiae from anterior and midbody, E) internal pore, zoom in squared zone from D, F) posterior end. Abbreviations: ip—interamal pore, 1, 2, 3, 4, 5—refers to the number of chaetiger. Scale bars: A–B, D) 500 µm, C, E) 100 µm, F) 1 mm. A–E: Paratype UAA.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
038D8112A025D677FBE0FCFE305424EF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17936194/files/figure.png	https://doi.org/10.5281/zenodo.17936194	FIGURE 10. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Prostomium, frontal view, B) prostomium and nuchal organs, frontal view, C, E) branchiae from anterior chaetigers, D) chaetiger, E) chaetae. Abbreviation: no—nuchal organ. Scale bars: A, C) 200 µm, B, E) 100 µm, D) 50 µm, F) 20 µm. A–E: Paratype UAA.	FIGURE 10. Scanning electron micrographs of Travisia hernandezalcantarai sp. nov. A) Prostomium, frontal view, B) prostomium and nuchal organs, frontal view, C, E) branchiae from anterior chaetigers, D) chaetiger, E) chaetae. Abbreviation: no—nuchal organ. Scale bars: A, C) 200 µm, B, E) 100 µm, D) 50 µm, F) 20 µm. A–E: Paratype UAA.	2025-12-15	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.		Zenodo	biologists	Tovar-Hernández, María Ana;Burgess, Dany E.;León-González, Jesús Angel De;Hendrickx, Michel E.			
