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FIGURE 21 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 21. Hungerfordia lamellata (Crosse, 1866). (A1–A4) Loc. Ub3-1, B0199a; (B) sculpture on penultimate whorl, Loc. Ub3-1, B0199a; (C) axial ribs above the aperture, Loc. Ko8-2, B1419; (D1) inner surface of constriction (apical view), Loc. Ub3-1, B0199b; (D2) inner surface of constriction (apical view), Loc. BA4-1, B0282a; (E) sculpture on apical whorls, Loc. BA4-1, B0282b; (F1–F4) Loc. Ub3-1, B0199; (G1–G3) Loc. BA4-1, B0282b–c; (H) Loc. Ko2-2, B0059a; (I, J) Loc. Ko5-6, B0541; (K1) columella (dorsal view), Loc. Ub3-1, B0199c; (K2) columellar tooth (dorsal view), Loc. Ko2-2, B0059b; (L1, L2) outer surface, and (L3, L4) inner surface of operculum, Loc. Ub3-1, B0199. Arrow head shows position of the constriction. Scale bars, 1mm (A–C, F–K), 0.5 mm (D–E, L). All specimens, UMUTZ-MG.
FIGURE 20 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 20. Hungerfordia goniobasis dmasechensis subsp. nov. (A1–A5) A topotypic paratype, B0579a; (B) aperture, (C) columellar tooth (dorsal view), (D) axial ribs above the aperture, and (E) sculpture on the penultimate whorl (left lateral view) of topotypic paratypes (B0579a, b); (F) sculpture on the penultimate whorl of the holotype; (G1–G5) holotype, B0579T; (H) a topotypic paratype, B0579c; (I1, I2) outer surface, and (I3, I4) inner surface of operculum, a topotypic paratype, B0579. Scale bars 1mm (A, G–H), 0.5 mm (B–F, I). All specimens, UMUTZ-MG.
FIGURE 19 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 19. Hungerfordia goniobasis goniobasis sp. et subsp. nov. (A1–A5) A topotypic paratype, B0235a; (B) aperture, (C) columella (dorsal view), (D) axial ribs above the aperture (umbilical view), and (E) sculpture on the penultimate whorl of a topotypic paratype (B0235a); (F1–F5) holotype, B0235T; (G) a topotypic paratype, B0235b; (H1, H2) a paratype with short spiny ribs from Loc. Mc6-1, B0763; (I1, I2) outer surface, and (I3, I4) inner surface of operculum, a topotypic paratype, B0235. Scale bars, 1mm (A, D–H), 0.5 mm (B, C, I). All specimens, UMUTZ-MG.
FIGURE 17 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 17. Hungerfordia echinata tubulispina subsp. nov. (A1–A4) A topotypic paratype, B0169a; (B) columella (dorsal view), (C) axial ribs above the aperture (after removal of parietal margin of the outer peristome), (D1) sculpture on the last 1.25–1.5 whorls, and (D2) sculpture on the 1.5–1.25 whorls of topotypic paratypes (B0169a, b); (E1–E4) holotype, B0169T; (F) umbilical view of last whorl, and (G) front view of entire shell of a topotypic paratype after removal of the spiny ribs (B0169c); (H, I) topotypic paratypes, B0169d, e; (J1, J2) outer surface, and (J3, J4) inner surface of operculum, a topotypic paratype, B0169. Scale bars, 1mm (A–K), 0.5 mm (J). All specimens, UMUTZ-MG.
FIGURE 16 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 16. Hungerfordia echinata echinata sp. et subsp. nov. (A1–A4) A paratype from Loc. BA5-1, B0437a; (B) columellar tooth (left lateral view), and (C) axial ribs above the aperture of paratypes from Loc. BA5-1 (B0437a, b); (D1) sculpture on the last 2–1.5 whorls, and (D2) sculpture on the last 1–1.5 whorls of a paratype from Loc. BA5-1, B0437a; (E1–E4) holotype, B1441T; (F) umbilical view of a paratype after removal of the spiny ribs, only the last whorl shown, Loc. BA7-1, B1084b; (G) a paratype from Loc. BA6-1, B0662; (H) a paratype with broken spines from Loc. BA5-1, B0437c; (I) a paratype from Loc. BA8-2, B1300; (J) apical septum, a partially opened paratype from Loc. BA5-1, B0437b; (K1, K2) outer surface, and (K3, K4) inner surface of operculum, a paratype from Loc. BA5-1, B0437. Scale bars, 1mm (A–J), 0.5 mm (K). All specimens, UMUTZ-MG.
FIGURE 15 in <p><strong>Systematic review of diplommatinid land snails (Caenogastropoda, Diplommatinidae) endemic to the Palau Islands. (1) Generic classification and revision of <em>Hungerfordia</em> </strong><br /><strong>species with highly developed axial ribs</strong></p>
FIGURE 15. Hungerfordia nudicollum sp. nov. (A1–A4) A paratype from Loc. Gk4-2, B0364a; (B) columellar tooth (dorsal view), a paratype from Loc. Gk4-2, B0364b; (C) axial ribs above the aperture, a subadult of topotypic paratype, B0146a; (D1) sculpture on the last 1–1.5 whorls, and (D2) sculpture on the last 1.5–2 whorls of a paratype from Loc. Gk4-2 (B0364a); (E) sculpture behind the aperture, a topotypic paratype, B0364c; (F) a paratype from Loc. Gk7-2, B0912; (G1–G4) holotype, B0364T; (H) a topotypic paratype, B0146b; (I) a paratype after removal of the spiny ribs, Loc. Gk4-2, B0364d; (J1, J2) outer surface, and (J3, J4) inner surface of operculum, a topotypic paratype, B0364. Scale bars, 1mm (A–I), 0.5 mm (J). All specimens, UMUTZ-MG.
Figure 1. Shells.A–J in Tracking parallel adaptation of shell morphology through geological times in the land snail genus Pupilla (Gastropoda: Stylommatophora: Pupillidae)
Figure 1. Shells.A–J, Pupilla alpicola (A–E, lowland populations"P.pratensis"; F–J, typical mountain populations).K–P, P.loessica. Q–T, P. muscorum. A, M_6001_3_1, Lake Galenbeck (Mecklenburg-Western Pomerania, Germany). B, SMNS-ZI0138340, type locality Dinkelscherben near Augsburg (Bavaria, Germany). C, M_846_1_2, Burgtonna (Thuringia, Germany), fossil from Early
Figure 6 in Tracking parallel adaptation of shell morphology through geological times in the land snail genus Pupilla (Gastropoda: Stylommatophora: Pupillidae)
Figure 6. Thin-plate splines illustrating (theoretical) transitions in shape, side view, exaggeration 5 times. A, fossil P. loessica → extant P. loessica. B, fossil P. pratensis (including P. m. densegyrata) → extant P. pratensis. C, fossil P. pratensis (including P. m. densegyrata) → extant P. alpicola. D, extant P. pratensis → P. alpicola. E, extant P. loessica→ P. alpicola. F, fossil P. muscorum → extant P. muscorum.
FIGURE 14 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 14. Cratera arucuia sp. n. Holotype. (A): diagrammatic representation of the copulatory apparatus from sagittal sections. (B): photomicrograph of a sagittal section of the copulatory apparatus.
FIGURE 13 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 13. Cratera arucuia sp. n. (A): dorsal view of the paratype F3094. (B): dorsal view of the paratype F3135. (C): dorsal view of the paratype F2784 showing thinner lateral stripes. (D): dorsal view of the paratype F3135 showing eye distribution on anterior region. (E): photomicrograph of a sagittal section of the pharynx of paratype F2696.
FIGURE 12 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 12. Cratera picuia sp. n. Holotype. (A): photomicrograph of a sagittal section showing the intrabulbar position of the prostatic vesicle. (B): photomicrograph of a sagittal section of the tip of penis papilla. (C): photomicrograph of a sagittal section of the female genital canal and female atrium.
FIGURE 9 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 9. Cratera taxiarcha (Marcus, 1951). (A) diagrammatic representation of the copulatory apparatus of specimen F3518 from sagittal sections. (B): photomicrograph of a sagittal section of the copulatory apparatus of specimen F3518.
FIGURE 4 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 4. Cratera hina (Marcus, 1951). (A): dorsal view of the live specimen F5682. (B): photomicrograph of a sagittal section of penis papilla of specimen F5682; arrowheads point to longitudinal muscle between two circular muscle underlying the papillar epithelium (detail in inset). (C): photomicrograph of a sagittal section of the copulatory apparatus of holotype. (D): photomicrograph of a horizontal section of the penis papilla tip of specimen F5682, showing the ejaculatory duct. (E): photomicrograph of a horizontal section of the copulatory apparatus of specimen F5682, showing glands piercing dorsal epithelium of male atrium and encountering of ovovitelline ducts with female genital duct.
FIGURE 11 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 11. Cratera picuia sp. n. Holotype. (A): dorsal view of the live specimen. (B): photomicrograph of a sagittal section of the pharynx. (C): photomicrograph of a sagittal section of the copulatory apparatus. (D): diagrammatic representation of the copulatory apparatus from sagittal sections.
FIGURE 1 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 1. Molecular phylogenetic relationships of species of Cratera (modified from Carbayo et al., 2013). Cratera arucuia sp. n. was named as Cratera sp. 2, whereas Cratera picuia sp. n. was named as Geoplana hina in Carbayo et al. (2013). Paratype F2783 is the terminal representing C. arucuia sp. n.
FIGURE 3 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 3. Cratera crioula (Froehlich, 1955). (A): photomicrograph of a sagittal section of the copulatory apparatus of holotype. (B): diagrammatic representation of the copulatory apparatus of specimen F2946 from sagittal sections.
FIGURE 10 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 10. Hand drawings, probably by E. M. Froehlich, of two hatchlings, one with the body color pattern of C. taxiarcha (left), another with the pattern of G. ferussaci (right) in Marcus's opinion. Note the newspaper clipping glued on bottom left corner, reporting the wreck of a ship called 'Taxiarchis'. See text for details.
Figure 3 in Amplified fragment length polymorphisms, the evolution of the land snail genus Theba (Stylommatophora: Helicidae), and an objective approach for relating fossils to internal nodes of a phylogenetic tree using geometric morphometrics
Figure 3. Thin plate splines illustrating shape changes between selected nodes of the tree in Figure 4 based on weighted branch lengths.
Figure 4 in Amplified fragment length polymorphisms, the evolution of the land snail genus Theba (Stylommatophora: Helicidae), and an objective approach for relating fossils to internal nodes of a phylogenetic tree using geometric morphometrics
Figure 4. Reconstruction of shell shape and size based on weighted (above branches) and unweighted (below branches) branch lengths. The inset shows the tree shape based on COI sequence data evolved into the AFLP tree topology. Node numbers are in italic; size is expressed as centroid size; the colour of the centroid size values indicates shape changes.
Figure 6 in Molecular phylogenetics and complementary geographical distributions of species of the Western Australian land snail genera Plectorhagada Iredale, 1933 and Strepsitaurus Solem, 1997 (Gastropoda: Camaenidae)
Figure 6. Scores on discriminant functions of shell traits among Plectorhagada carcharias, Plectorhagada scolythra, and Plectorhagada teres sp. nov.
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