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36 results for “Euarthropoda”
Fig. 13 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 13. Paraclausocaris harpa gen. et sp. nov. A–G. Holotype MNHN.F.A29295. A. General view of the part. B. General view of the counter-part. C. Drawing of the part. D. Close-up of the posterior trunk. E. Close-up of cephalic appendages. F. Close-up of the ornamentation. G. Close-up of pores. H–I. Paratype MNHN.F.A29148. H. General view. I. Drawing. Abbreviations: ca = cephalic appendages; ce = compound eye; dm = dorsal midline; en = putative endopod of posterior trunk appendage; ex = putative exopod of posterior trunk appendages; g = gills; mu = muscles; on = optic notch; os = oval structure; p1–5 = podomeres of raptorial appendages; po = pore; ra 1–3 = raptorial appendages; st = stalk; t = trunk; ta 2–8 = posterior trunk appendages; tls = telson; tp 1–9 = pleural part of posterior trunk segments; ts1–7 = trunk segments; vm = ventral margin. Scale bars: A–D, F = 5 mm; E = 2 mm; G = 1 mm; H–I = 10 mm. Photos: A–B: Lilian Cazes; D–H: T. Laville.
Fig. 10 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 10. Mayrocaris sp. A–D. Specimen MNHN.F.A84015. A. General view (counter-part). B. General view (part).C. General view (part; colour-marked).D. Drawing (part).E–F. Specimen MNHN.F.R50964. E. General view. F. Close-up of raptorial appendages. G–H. Specimen MNHN.F.A84014. G. General view. H. Close-up of posterior trunk. I–J. Specimen MNHN.F.A29366. I. General view. J. Close-up of cephalic appendages. Abbreviations: ant = antenniform structure; ar = anterior body region; ce = compound eye; cs = circular structure; dc = dorsal carina; dm = dorsal midline; g = gills; mlc = mediolateral carina; mu = muscles; on = optic notch; p1–3 = podomeres of raptorial appendages; pds = posterodorsal spine; pn = posterior notch; po = pore; ra 1–2 = raptorial appendages; st = stalk; t = posterior trunk; ta 2–9 = posterior trunk appendages; tp 1–9 = pleural part of posterior trunk; vm = ventral margin; vn = ventral notch. Scale bars: A–E, G, I = 5 mm; E, H, J = 1 mm. Photos: A–C, G–J: T. Laville; E–F: C. Haug & J.T. Haug.
Fig. 5 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 5. Scatter plots of length of the shield against maximal height of the shield. A. Kilianicaris lerichei Van Straelen, 1923. B. Ostenocaris ribeti (Secrétan, 1985) comb. nov. C. Paraclausocaris harpa gen. et sp. nov. D. Paraostenia voultensis Secrétan, 1985. Abbreviations: Hmax = maximal shield height; Ls = length of the shield.
Fig. 7. Kilianicaris lerichei Van Straelen, 1923 preserved dorso-ventrally.A. Specimen MNHN.F.A83998 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 7. Kilianicaris lerichei Van Straelen, 1923 preserved dorso-ventrally.A. Specimen MNHN.F.A83998 (sliced after the photograph). B. Specimen MNHN.F.A84012. C. Specimen MNHN.F.A29307. D–E. Specimen MNHN.F.R50969. D. Counter-part. E. Part. F–G. Specimen MNHN.F.A84009. F. General view. G. Drawing. H–I. Specimen MNHN.F.R50975. H. General view. I. Drawing. Abbreviations: b = body; ce = compound eye; dlc = dorso-lateral carina; dm = dorsal midline; p2–5 = podomeres of raptorial appendages; ra 1, 2 = raptorial appendages. Scale bars = 10 mm. Photos: A–C: L. Cazes; D–E: Elise Porez (RECOLNAT – MNHN); F: T. Laville; H: Jocelyn Falconnet (RECOLNAT – MNHN).
Fig. 9. Kilianicaris lerichei Van Straelen, 1923. A–D. Specimen MNHN.F.A53342. A in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 9. Kilianicaris lerichei Van Straelen, 1923. A–D. Specimen MNHN.F.A53342. A. General view (natural light). B. Drawing. C. General view (green fluorescence; band-pass width: 532–554 nm, with a maximal excitation wavelength of 543 nm; detection ranges: 570–613 nm). D. General view (green fluorescence; colour marked). E–G. Specimen MNHN.F.R50972. E. General view. F. Close-up of raptorial appendages. G. Drawing. H–I. Specimen MNHN.F.A29253. H. General view. I. Close-up of raptorial appendages. Abbreviations: ce = compound eye; dc = dorsal carina; dlc = dorso-lateral carina; dm = dorsal midline; p1–5 = podomeres of raptorial appendages; pm = posterior margin; r = rostrum; ra1–3 = raptorial appendages; sp = spines; st = stalk; t = posterior trunk; ta 8, 10 = posterior trunk appendages; tp 1–11 = pleural part of posterior trunk segments; vlg = ventro-lateral groove; vm = ventral margin. Scale bars: A–E, G–H = 10 mm; F, I = 5 mm. Photos: A–D, H–I: T. Laville; E–F: Carolin Haug & Joachim T. Haug.
Fig. 6. Kilianicaris lerichei Van Straelen, 1923.A, B, E in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 6. Kilianicaris lerichei Van Straelen, 1923.A, B, E. Holotype OSUG-UJF-ID.11545.A. General view. B. Drawing. E. Close-up of posterior trunk appendages. C–D. Specimen MNHN.F.R50973. C. General view. D. Drawing. F–G. Specimen MNHN.F.A29315. F. General view. G. Drawing. H–I. Specimen MNHN.F.A29304. H. General view. I. Drawing. J. Specimen MSNM i7593. Abbreviations: am = anterior margin; cs = circular structure; dc = dorsal carina; dlc = dorso-lateral carina; dm = dorsal midline; pm = posterior margin; r = rostrum; ra 2, 3 = raptorial appendages; t = trunk; ta 1-7 = posterior trunk appendages; tls = telson; tp 1–11 = pleural part of posterior trunk; vm = ventral margin; vlg = ventro-lateral groove. Scale bars: A–B, E, I = 5 mm; C–D, F–H, J = 10 mm. Photos: A, E: S. Charbonnier; C: L. Cazes; F–J: T. Laville.
Fig. 8. Kilianicaris lerichei Van Straelen, 1923. A–B. Specimen MNHN.F.A29375. A. General view. B. Drawing. C–D. Specimen MNHN.F.A29309. C. General view. D in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 8. Kilianicaris lerichei Van Straelen, 1923. A–B. Specimen MNHN.F.A29375. A. General view. B. Drawing. C–D. Specimen MNHN.F.A29309. C. General view. D. Close-up of posterior trunk. E–G. Specimen MNHN.F.A29246. E. General view. F. Close-up of oval structure. G. Close-up of posterior trunk. H–K. Specimen MNHN.F.A29374. H. General view. I. Drawing. J. Close-up of dorsolateral carina. K. Close-up of pores. Abbreviations: am = anterior margin; b = body; dlc = dorso-lateral carina; dm = dorsal midline; pm = posterior margin; ra2 = raptorial appendage 2; tls = telson; tp1–11 = pleural part of posterior trunk segments; tta = terminal trunk appendages; ttaen = endopod of terminal trunk appendages; ttaex = exopod of terminal trunk appendages; vlg = ventro-lateral groove; vm = ventral margin. Scale bars: A–C, E, H–I = 10 mm; D, G = 5 mm; F, J = 4 mm; K = 1 mm. Photos: T. Laville.
Fig. 4 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 4. Austriocaris secretanae sp. nov. A, C, F. Paratype MNHN.F.A29286. A. General view. C. Closeup of ornamentation. F. Close-up of compound eye. B. Paratype MNHN.F.R50971. D, G. Paratype MNHN.F.A29249. D. General view. G. Drawing. E–H. Paratype MNHN.F.A84029. E. General view. H. Close-up of posterior trunk appendages. I–J. Paratype MSNM i7591. I. General view. J. Close-up of raptorial appendages. Abbreviations: cs = circular structure; dm = dorsal midline; os = oval structure; pm = posterior margin; t = posterior trunk; tp1–11 = pleural parts of posterior trunk appendages. Scale bars: A–B, D–E, G, I = 10 mm; C = 1 mm; F = 400 µm; H, J = 5 mm. Photos: A, C–F, H–J: T. Laville; B: L. Cazes.
Fig. 1 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 1. Geological settings of La Voulte-sur-Rhône Lagerstätte. A. Location of La Voulte Lagerstätte. B. Geological map of the La Voulte area. C. Stratigraphic column of the La Voulte Lagerstätte, with the distribution of thylacocephalan taxa. Abbreviations: 1 = Austriocaris secretanae sp. nov.; 2 = Dollocaris ingens Van Straelen, 1923; 3 = Kilianicaris lerichei Van Straelen, 1923; 4 = Mayrocaris sp; 5 = Ostenocaris ribeti (Secrétan, 1985) comb. nov.; 6 = Paraclausocaris harpa gen. et sp. nov.; 7 = Paraostenia voultensis Secrétan, 1985. Scale bars: B = 500 m; C = 1 m. A–B modified after Charbonnier et al. (2010), C modified after Charbonnier (2009).
Fig. 3 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 3. Austriocaris secretanae sp. nov. A–F. Holotype MNHN.F.R50963. A. General view (part). B. General view (counter-part). C. Drawing (part). D. Drawing (counter-part). E. Close-up of pores. F. Close-up of muscles of raptorial appendages. G. Paratype MNHN.F.A29257. H–I. Paratype MNHN.F.R06203. H. General view. I. Drawing. Abbreviations: am = anterior margin; ce = compound eye; dlc = dorso-lateral carina; dm = dorsal midline; g = gills; mlc = medio-lateral carina; os = oval structure; p1–5 = podomeres of raptorial appendages; pm = posterior margin; po = pores; ra 1–3 = raptorial appendages; sp = spines; st = stalk; t = posterior trunk; ta 8 = posterior trunk appendage 8; tp 1–11 = pleural parts of posterior trunk; vlg = ventro-lateral groove; vm = ventral margin. Scale bars: A–D, G–I = 10 mm; E = 1 mm; F = 5 mm. Photos: A–B, G: L. Cazes; E–F: T. Laville. H: C. Haug & Joachim T. Haug.
Fig. 22 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 22. Complex allometry for Paraostenia voultensis Secrétan, 1985 (morphospace). A. Principal component analysis projection of morphospace on principal components 1 and 2. B. Correlation circle of variables for principal components 1 and 2. Abbreviations: Aad = antero-dorsal angle; Aav = anteroventral angle; Apd = postero-dorsal angle; Apv = postero-ventral angle; Ha = anterior height; Hmax = maximal shield height; Hp = posterior height; Ls = shield length.
Fig. 19 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 19. Adults of Paraostenia voultensis Secrétan, 1985 (morphotype 2). A–C. Specimen MNHN.F.A29321. A. General view (part). B. General view (counter-part). C. Drawing (part). D. Specimen MNHN.F.A29275, general view. E–F. Specimen MNHN.F.A84058. E. General view. F. Close-up of dorsal area with ornamentation.G. Specimen MSNM i25038, general view.H–J. Specimen MNHN.F.A84036. H. General view. I. General view. J. Close-up of ventral area with ornamentation. Abbreviations: ce = compound eye; cs = circular structure; dc = dorsal carina; dm = dorsal midline; on = optic notch; os = oval structure; p2–4 = podomeres of raptorial appendages; pm = posterior margin; pu = punctuations; ra 1–3 = raptorial appendages; ta 1–7 = posterior trunk appendages; tls = telson; tp 2–8 = pleural part of posterior trunk segments; tta = terminal trunk appendages; vm = ventral margin. Scale bars: A–E, G–I = 10 mm; F = 1 mm; J = 5 mm. Photos: A–B, D: L. Cazes; E–F, H–J: T. Laville; G: S. Charbonnier.
Fig. 18 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 18. Adults of Paraostenia voultensis Secrétan, 1985 (morphotype 2). A–C. Specimen MNHN.F.A29347. A. General view (counter-part). B. General view (part). C. Close-up of compound eye with stalk (counter-part). D–F. Specimen MNHN.F.A29341. D. General view. E. Close-up of dorsal carina. F. Close-up of pores. G–H. Specimen MNHN.F.A29329. G. General view. H. Close-up of oval structure. I. General view of MNHN.F.A53329. J–K. Specimen MNHN.F.A29351. J. General view. K. Close-up of raptorial appendages. L, P. Specimen MNHN.F.A29256. L. General view (part). P. General view (counter-part). M, O. Specimen MNHN.F.A29325. M. General view. P. Close-up of raptorial appendages. Scale bars: A–B, D, G, I–J, L–M, P = 10 mm; C, H, K, O = 5 mm; E–F = 1 mm. Photos: A–B, M: L. Cazes; C–L, O–P: T. Laville.
Fig. 16 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 16. Juvenile of Paraostenia voultensis Secrétan, 1985 (morphotype 1). A–C. Specimen MNHN.F.A84040. A. General view. C. Drawing. B–D. Specimen MNHN.F.A29357. B. General view. D. Drawing. E. Specimen MNHN.F.A29354. F. Specimen MNHN.F.A84039. G. Specimen MNHN.F.A29261. Abbreviations: ce = compound eye; dc = dorsal carina; dm = dorsal midline; hu = hump; mlc = medio-lateral carina; on = optic notch; p 1–5 = podomeres of raptorial appendages; pm = posterior margin; po = pore; ra2–3 = raptorial appendages; sp = spines; tp1–7 = pleural part of posterior trunk segments; vlg = ventro-lateral groove; vm = ventral margin. Scale bars = 5 mm. Photos: T. Laville.
Fig. 11 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 11. Ostenocaris ribeti (Secrétan, 1985) comb. nov. A. Holotype MNHN.F.R50981. B. Specimen MNHN.F.A29349. C. Specimen MNHN.F.A29368. D–E. Specimen MNHN.F.A84023. D. General view. E. Drawing. F–G. Specimen MNHN.F.A29365. F. General view. G. Drawing. Abbreviations: am = anterior margin; b = body; ce = compound eye; dlc = dorso-lateral carina; dm = dorsal midline; g = gills; mlc = medio-lateral carina; p 1–5 = podomeres of raptorial appendages; ra 2–3 = raptorial appendages; tp1–7 = pleural part of the posterior trunk; vm = ventral margin. Scale bars: 5 mm. Photos: A: J. Falconnet (RECOLNAT – MNHN); B–C, F: T. Laville; D: L. Cazes.
Fig. 2 in Re-appraisal of thylacocephalans (Euarthropoda, Thylacocephala) from the Jurassic La Voulte-sur-Rhône Lagerstätte
Fig. 2. Scheme of measurements for thylacocephalans.A. Shield.B. Raptorial appendages. Abbreviations: Aad = anterodorsal angle; Aav = anteroventral angle; Apd = posterodorsal angle; Apv = posteroventral angle; Ha = anterior shield height; Hmax = maximum shield height; Hp = posterior shield height; Ln = length of podomere (appendages); Lr = length of the rostrum; Ls = length of the shield; Lw = length of the shield without the rostrum; wn = width of podomere n (appendages).
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