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1,104 results for “morphological variation”
Figure 6. Eucyclops conrowae Reid, 1992 in Morphological variation of Eucyclops elegans (Herrick, 1884) (Copepoda: Cyclopoida) in the Americas and comments on records of Eucyclops conrowae Reid, 1992
Figure 6. Eucyclops conrowae Reid, 1992, adult female paratype (USNM-251327). (A) urosome, ventral; (B) antennules, segments 1–10; (C) antennules, segments 11–12; (D) antenna, frontal; (E) antenna basis, caudal; (F) labrum; (G) mandible; (H) maxillule; (I) maxilla.
Figure 1 in Morphological variation of Eucyclops elegans (Herrick, 1884) (Copepoda: Cyclopoida) in the Americas and comments on records of Eucyclops conrowae Reid, 1992
Figure 1. Eucyclops elegans (Herrick, 1884) adult females. (A) urosome, ventral KN; (B) urosome, ventral AR; (C) caudal rami, MN; (D) P5 MN; (E) Urosome, ventral MX.
FIGURE 6 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 6. Dorsal view of the skulls of two specimens of M. simus: A―from Santa Cruz, Bolivia (USNM 584502), B―from Pasco, Peru (USNM 364482). Scale bar = 5 mm.
FIGURE 2 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 2. Body (in fluid) of the holotype of M. guaycuru (ALP 9277). Scale bar = 10 mm. Bellow on the left, the arrow shows the plagiopatagium attachment.
FIGURE 1 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 1. Geographic mapping of samples analyzed in the present study: (1) Cercado, Beni, Bolivia; (2) Borba, Amazonas, Brazil; (3) Manaus, Amazonas, Brazil; (4) Parintins, Amazonas, Brazil; (5) El Refugio, Santa Cruz, Bolivia; (6) Salobra, Mato Grosso do Sul, Brazil (type specimen of M. guaycuru) (7) Rio Juruá, Amazonas, Brazil; (8) Ucayali, Loreto, Peru; and (9) San Juan, Pasco, Peru.
FIGURE 4 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 4. Left (a): Multivariate individual scores of data in the two first principal components for samples of M. simus labeled by locality — (1) Cercado, Beni, Bolivia; (2) Borba, Amazonas, Brazil; (3) Manaus, Amazonas, Brazil; (4) Parintins, Amazonas, Brazil; (5) El Refugio, Santa Cruz, Bolivia; (6) Salobra, Mato Grosso do Sul, Brazil (type specimen of M. guaycuru) (7) Rio Juruá, Amazonas, Brazil; (8) Ucayali, Loreto, Peru; and (9) San Juan, Pasco, Peru. Right (b): Corresponding vector correlations (greater than 0.29) of craniometric characters with the first two eigenvectors.
FIGURE 7 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 7. Dorsal, lateral and ventral views of the skull and mandible of the holotype of M. simus (BMNH 85.5.12.2). Scale bar = 5 mm. Photographs provided by Roberto Portela Miguez (The Natural History Museum, England).
FIGURE 3 in Morphometric and morphological variation in Myotis simus Thomas (Chiroptera, Vespertilionidae), with an appraisal of the identity of Myotis guaycuru Proença based on the analysis of the type material
FIGURE 3. Dorsal, lateral and ventral views of the skull and mandible of the holotype of M. guaycuru (ALP 9277). Scale bar = 5 mm. The distance between the dentary bones is reduced due to the disarticulation of the mandibular symphysis.
FIG. 10 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 10. Pallenopsis profundis, male holotype: (A) distal leg articles; (B) proboscis; (C) oviger strigilis; (D) detail of cement gland and tube (after original by C. Allan Child).
FIG. 9 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 9. Pallenopsis profundis, male holotype, chelifora and proboscis (after original by C. Allan Child).
FIG. 6 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 6. Pallenopsis tritonis: (A) oviger of mature male (detailed spination of distal articles not shown); (B) oviger of gravid female; (C) detail of distal ®ve articles of male oviger; (D) detail of distal six articles of female oviger. Scale line 51.12 mm for (A, B), 0.4 mm for (C, D).
FIG. 1 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 1. Plot of abdomen length against trunk length for 75 specimens of putative Pallenopsis tritonis, with best ®t exponential regression line y 50.384 e0.317x (r2 50.854).
FIG. 3 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 3. Scatter plots of (A) scape 1 to scape 2 ratio against trunk length and (B) proboscis to trunk length ratio against trunk length for 75 specimens of putative Pallenopsis tritonis.
FIG. 2 in Morphological variation in and a redescription of Pallenopsis (Bathypallenopsis) tritonis Hoek, 1883 (Arthropoda: Pycnogonida)
FIG. 2. Frequency histogram of auxiliary claw to main claw ratio for 75 specimens of putative Pallenopsis tritonis.
FIGURE 3. Bessera elegantissima. A in Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species
FIGURE 3. Bessera elegantissima. A. Complete plant with corms, leaves, inflorescence and flowers. B. Dissected flower. C. Flower, lateral view. D. Membranous staminal tube with filaments and anthers. E. Fruit. F. Seeds. Watercolor illustration by Fátima Bracamontes.
FIGURE 1 in Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species
FIGURE 1. Geographic distribution of the genus Bessera. Red circles = B. elegans, fuchsia squares = B. elegantissima, blue rhombuses = B. ramirezii, and lilac triangles = B. tuitensis.
FIGURE 5. Bessera ramirezii. A in Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species
FIGURE 5. Bessera ramirezii. A. Complete plant with corms, leaves, inflorescence, flowers, and detail of scabrous scape at the base. B. Dissected flower. C. Flower, lateral view. D. Membranous staminal tube with filaments and anthers. E. Fruit. F. Seed. Watercolor illustration by Fátima Bracamontes.
FIGURE 4. A in Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species
FIGURE 4. A. Bessera elegantissima, different perianth colors found in a single locality. B. elegantissima showing two different perianth and anther colors. C. Close-up of Bessera ramirezii, showing membranous staminal tube, flat filaments and anthers. D. B. ramirezii inflorescence showing some open flowers. E. Typical scarlet perianth of Bessera elegans. F. Bessera tuitensis inflorescence and flowers. Photos by Juan Pablo Ortiz-Brunel (C–F) and Eduardo Ruiz-Sanchez (A, B).
FIGURE 2 in Morphological variation in Bessera (Asparagaceae: Brodiaeoideae) allows for the recognition of two new species
FIGURE 2. Box-plots for five characters that were significantly different among species (P <0.05). A. Filament length. B. Leaf length. C. Tube length. D. Leaf width. E. Pedicel length. Boxes represent 75% of the variation and horizontal bars the other 25%; middle lines indicate the mean; whiskers indicate the range of the data; and dots indicate outliers. F. Discriminant analysis. Red circles = Bessera elegans, fuchsia squares = B. elegantissima, blue rhombuses = B. ramirezii, lilac triangles = B. tuitensis. Black crosses are the centroids for each species.
FIGURE 4 in Morphological variation in Acrossocheilus hemispinus (Teleostei: Cyprinidae: Barbinae), with comments on its taxonomic status
FIGURE 4. Ventral views of head showing mouthpart structure in A. h. hemispinus (A–B) and A. h. cinctus (C–D). (A) IHB 20070500083, adult, female, 124.61 mm SL, Huotong, Fujian Province; (B) IHB 20070500093, adult, male, 109.9 mm SL, Shaowu, Fujian Province; (C) IHB 20080500001, adult, female, 124.1 mm SL, Rongshui, Guangxi Province; (D) IHB 90V1940, adult, male, 104.3 mm SL, Wuyuan, Jiangxi Province.
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