Find research datasets worth reusing

Fig. 7 in A new species of Acantholeberis (Crustacea, Branchiopoda) suggests an ancient geographic distribution of the genus in South America

Fig. 7. Acantholeberis accolismaris Sousa, Elmoor-Loureiro & Álvarez-Silva sp. nov., parthenogenetic female from Jurubatiba National Park.A–C. First limb. A. Stiff seta on first endite. B. Stiff setae on second and third endites. C. Setae d–f on endite 2. D–G. Second limb. D. Partial view of the endite. E. Scraper 8. F–G. Gnathobase, arrow shows the position of fourth element. H–K. Third limb. H–I. Exopodite. J–K. Distal endite, arrows indicate the sensilla. L–N. Fourth limb. L. General view. M. Exopodite. N. Endite and gnathobase. O–P. Fifth limb. Q. Sixth limb. Scale bars: 10 µm.

Fig. 6 in A new species of Acantholeberis (Crustacea, Branchiopoda) suggests an ancient geographic distribution of the genus in South America

Fig. 6. Acantholeberis accolismaris Sousa, Elmoor-Loureiro & Álvarez-Silva sp. nov., parthenogenetic female from Jurubatiba National Park. A. Valve. B–F. Close view of selected regions of valve margin, as defined in subfigure A (arrows indicate some fine details). G–H. Carapace ventral view. I. Postabdomen. J. Postabdominal claw. K. Basal spines of the claw (arrow). Scale bars: A, G, I = 100 µm; B–F, H, J–K = 10 µm.

Fig. 2 in A new species of Acantholeberis (Crustacea, Branchiopoda) suggests an ancient geographic distribution of the genus in South America

Fig. 2. Acantholeberis accolismaris Sousa, Elmoor-Loureiro & Álvarez-Silva sp. nov., parthenogenetic female from the Planície Costeira, Rio Grande do Sul (FDRS0696). A. Habitus, holotype. B–C. Lateral view, shape variation of carapace. D. Ventral view. E. Dorsal view. F. Outwardly directed setae. G. Plumose and ventrally directed setae. H. Horn-like outgrowth anterior to labrum. I. Dorsal organ. J. Antennule. K. Idem, inner surface. L. Antenna. M. Idem, first segment of exopodite, distal outer spine and inner sensory seta on basal segment. N. Idem, lateral seta of first segment of endopodite, armature detail. O–P. Morphology of apical setae of endopodite and exopodite. Q. Maxilla. R. Idem, short crown-like seta.

Fig. 4 in A new species of Acantholeberis (Crustacea, Branchiopoda) suggests an ancient geographic distribution of the genus in South America

Fig. 4. Acantholeberis accolismaris Sousa, Elmoor-Loureiro & Álvarez-Silva sp. nov., parthenogenetic female from the Planície Costeira, Rio Grande do Sul. A. Lateral view of postabdomen. B. Apical view of postabdomen. C. Basal spines variation. D. Detail of postabdominal setae showing difference between proximal and distal segment.

Fig. 1 in A new species of Acantholeberis (Crustacea, Branchiopoda) suggests an ancient geographic distribution of the genus in South America

Fig. 1. Geographic distribution of species of Acantholeberis Lilljeborg, 1853 in South America. Black triangles represent previous records of A. smirnovi Paggi & Herrera-Martinez, 2020 (Paggi & Herrera-Martinez 2020). Asterisks show records of A. accolismaris Sousa, Elmoor-Loureiro & Álvarez-Silva sp. nov.

Fig. 18 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 18. Milnesium irenae sp. nov. A, C. Holotype, ♀ (slide No. UNLPam 1657-1). B. Paratype, ♀ (UNLPam 1430-3). D. Paratype, ♀ (slide No. UNLPam 1603-3). Claws and leg characters. A. Leg II; the white arrowhead indicates a lunule, the black arrowhead indicates the leg cuticular bar. B. Legs II; the black arrow indicates primary branch accessory points. C. Legs IV; the white arrowhead indicates a lunule. D. Legs IV, magnified; the white arrows indicate some tubercles. Scale bars = 10 µm.

Fig. 11 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 11. Milnesium pelufforum sp. nov., holotype, ♀ (slide No. MCNS tar. 000021-3). Overview of the ten bands of cuticular dimples from the head (above) to the caudal end of the body (below) A. First and second bands (roman numbers). B. Third and fourth bands (the fourth also shows in the centre several dimples with internal structures). C. Fifth and sixth bands. D. Seventh and eighth bands (the seventh also shows in the centre some dimples with internal structures). E. Ninth band. F. Tenth band. In all pictures (A–F) cuticular grooves are also visible. Scale bars = 10 µm.

Fig. 17 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 17. Milnesium irenae sp. nov. A. Holotype, ♀ (slide No. UNLPam 1657-1). B. Paratype, ♀ (slide No. UNLPam 1599-3). C. Paratype, ♀ (slide No. UNLPam 1656-3). Cephalic region. A. Buccal tube and the noticeable development of the stylets, their furcae and supports. B. The reduced medio-ventral peribuccal papilla (arrow) in a paratype. C. Another paratype showing the same structures as in A, illustrating clearly the whale-tail shaped stylet furcae; the peribuccal lamellae are partially visible. Scale bars = 10 µm.

Fig. 10 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 10. Semi-schematic drawing of pseudoplate configuration in the senior specimens of Milnesium pelufforum sp. nov.

Fig. 13 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 13. Milnesium irenae sp. nov., holotype, ♀ (slide No. UNLPam 1657-1). Habitus. Scale bar = 50 µm.

Fig. 16 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 16. Milnesium irenae sp. nov. A–B. Paratype, ♀ (slide No. UNLPam 1367-1). C. Paratype, ♀ (slide No. MCNS tar. 000023-2). D. Paratype, ♀ (slide No. UNICT 5899). Details of the cuticular ornamentation of the caudal segments (where it is more evident). A. Muscular attachments, grooves and rugosity arrangement, and, partially, the reticular pattern, are visible. B. Schematic drawing based on A, showing all components of the ornamentation: muscular attachments (arrows), grooves and rugosity system (in light grey) which forms crossings in some areas (arrowheads), reticular pattern. C. The reticular pattern is well visible. D. All cuticular sculpture components as in A are shown in another paratype. Scale bars = 10 µm.

Fig. 8 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 8. Milnesium pelufforum sp. nov., holotype, ♀ (slide No. MCNS tar. 000021-3). Habitus. Scale bar = 50 µm.

Fig. 7 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 7. Milnesium pelufforum sp. nov., paratype, young (slide No. UNLPam 503-1). Buccal tube and claws. A. Buccal tube and related structures. B. Claws of legs I; the black arrow indicates the accessory points, the black arrowhead indicates the leg cuticular bar. C. Claws of legs IV; the white arrowhead indicates a 'lunule'. Scale bars = 10 µm.

Fig. 5 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 5. Semi-schematic drawing of pseudoplate configuration in the young specimens of Milnesium pelufforum sp. nov.

Fig. 6 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 6. Milnesium pelufforum sp. nov., paratype, young (slide No. 5898 (Pilato and Binda Collection)). Details of the cuticular ornamentation. A. General view of the dorsal cuticle showing several bands of sculptured cuticle and the cuticular groove at the level of legs III (arrow). B. Magnification of a portion of dorsal cuticle shown in A, better showing the cuticular dimples, some with evident internal structure (arrowheads), and others with more or less out of focus internal structure (the internal of the dimples is not bright, e.g., the dimples in the centre of the photo). Scale bars: A = 20 µm; B = 10 µm.

Fig. 2 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 2. Milnesium pelufforum sp. nov. Schematic drawing of cuticular dimples showing their shapes and different appearances of internal structures.

Fig. 3 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 3. Milnesium pelufforum sp. nov., paratype, young (slide No. 5898 (Pilato and Binda Collection)). Habitus. The arrowhead indicates the dorsal cuticular groove constantly present in young specimens at the level of legs III. Scale bar = 30 µm.

Fig. 1 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 1. Milnesium pelufforum sp. nov. Schematic drawing of a young and a senior specimen showing the ten sculptured bands.

Fig. 9 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 9. Milnesium pelufforum sp. nov., holotype, ♀ (slide No. MCNS tar. 000021-3), under UV fluorescence microscope, showing various pseudoplates. Scale bar = 50 µm.

Fig. 19 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Fig. 19. Milnesium quiranae sp. nov., paratype, ♀ (slide No. UNLPam 566-1). Buccal tube and claws of a young. A. Buccal tube and related structures. B. Legs I and II; the black arrow indicates the accessory points, the black arrowhead indicates the leg cuticular bar, the white arrowhead indicates a lunule. C. Leg III; the black and the white arrowheads indicate the same as in B. D. Legs IV with their claws. Scale bars = 10 µm.