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10 results for “Isthmus of Tehuantepec”
Fig. 4 in Two New Species of Xiphophorus (Poeciliidae) from the Isthmus of Tehuantepec, Oaxaca, Mexico, with a Discussion of the Distribution of the X. clemenciae Clade
Fig. 4. Photomicrographs of the distal part of gonopodia of clemenciaeclade fishes. A. Gonopodium of a X. clemenciae. B. Gonopodium derived from a X. mixei. C. Gonopodium excised from a X. monticolus. Scale bar for X. mixei is 0.5 mm and applies to all three images. Arrowheads depict the most distal spine of ray 3, which differs among taxa (see text).
Fig. 1 in Two New Species of Xiphophorus (Poeciliidae) from the Isthmus of Tehuantepec, Oaxaca, Mexico, with a Discussion of the Distribution of the X. clemenciae Clade
Fig. 1. Xiphophorus fishes of the Coatzacoalcos River System. A, B. X. mixei female and male. C, D. X. monticolus female and male. E, F. X. clemenciae female and male. G, H. X. helleri female and male. I, J. X. maculatus female and male.
Fig. 3. A in Two New Species of Xiphophorus (Poeciliidae) from the Isthmus of Tehuantepec, Oaxaca, Mexico, with a Discussion of the Distribution of the X. clemenciae Clade
Fig. 3. A. Photomicrograph of the distal part of a gonopodium of a X. helleri (Rio Robalo). Scale bar is 0.5 mm. B. Closeup of gonopodium shown in panel A, showing anatomical nomenclature used in gonopodial descriptions (after Gordon and Rosen, 1951). Scale bar is 0.16 mm.
Fig. 2 in Two New Species of Xiphophorus (Poeciliidae) from the Isthmus of Tehuantepec, Oaxaca, Mexico, with a Discussion of the Distribution of the X. clemenciae Clade
Fig. 2. Data points recorded for morphometric measurements. Drawing of a male X. clemenciae with morphological landmarks indicated (see text).
Subspecies and Distribution. U. c. cinereoargenteus Schreber, 1775 — E USA. U. c. borealis Merriam, 1903 — SE Canada and USA (New England). U. c. californicus Mearns, 1897 — SW USA (S California). U. c. costaricensis Goodwin, 1938 — Costa Rica. U. c. flornidanus Rhoads, 1895 — Gulf of Mexico. U. c. fraterculus Elliot, 1896 — Mexico (Yucatan). U. c. furvus G. M. Allen & Barbour, 1923 — Panama. U. c. guatemalae G. S. Miller, 1899 — S Mexico S to Nicaragua. U. c. madrensis Burt & Hooper, 1941 — Mexico (S Sonora, SW Chihuahua & NW Durango). U. c. nigrirostris Lichtenstein, 1830 — SW Mexico. U. c. ocythous Bangs, 1899 — USA (Central Plains) and adjoining S Canada. U. c. orinomus Goldman, 1938 — S Mexico (Isthmus of Tehuantepec). U. c. perunsularis Huey, 1928 — NW Mexico (Baja California). U. c. scottit Mearns, 1891 — N Mexico and SW USA. U. c. townsend: Merriam, 1899 — W USA (California & Oregon). U. c. venezuelae]. A. Allen, 1911 — Colombia, Venezuela. in Canidae
Subspecies and Distribution. U. c. cinereoargenteus Schreber, 1775 — E USA. U. c. borealis Merriam, 1903 — SE Canada and USA (New England). U. c. californicus Mearns, 1897 — SW USA (S California). U. c. costaricensis Goodwin, 1938 — Costa Rica. U. c. flornidanus Rhoads, 1895 — Gulf of Mexico. U. c. fraterculus Elliot, 1896 — Mexico (Yucatan). U. c. furvus G. M. Allen & Barbour, 1923 — Panama. U. c. guatemalae G. S. Miller, 1899 — S Mexico S to Nicaragua. U. c. madrensis Burt & Hooper, 1941 — Mexico (S Sonora, SW Chihuahua & NW Durango). U. c. nigrirostris Lichtenstein, 1830 — SW Mexico. U. c. ocythous Bangs, 1899 — USA (Central Plains) and adjoining S Canada. U. c. orinomus Goldman, 1938 — S Mexico (Isthmus of Tehuantepec). U. c. perunsularis Huey, 1928 — NW Mexico (Baja California). U. c. scottit Mearns, 1891 — N Mexico and SW USA. U. c. townsend: Merriam, 1899 — W USA (California & Oregon). U. c. venezuelae]. A. Allen, 1911 — Colombia, Venezuela.
Distribution. Mexico, along Gulf Coast, in Isthmus of Tehuantepec, and Yucatan Peninsula, S to Canal Zone, Panama. in Mormoopidae
Distribution. Mexico, along Gulf Coast, in Isthmus of Tehuantepec, and Yucatan Peninsula, S to Canal Zone, Panama.
FIGURE 1 in A new species of Senna (Leguminosae) from the Isthmus of Tehuantepec, Oaxaca, Mexico
FIGURE 1. Senna juchitanensis (Illustration by Mauricio Labastida-Astudillo). A. Branch with inflorescences, B. Pubescence of the branches. C. Gland in leaf rachis. D. Gland at the base of the pedicel. E. Calix. F.Androecium and gynoecium. G.Pubescence of petals. H. Flower. I. Legume. J. Abaxial view of the seed. K. Side view of the seed (A–D, G and H, from Alfredo Saynes V. 6711 & Nicandro López, MEXU; E, F, I, J and K from Rafael Torres C. 18300 & Alfredo Saynes V., MEXU).
FIGURE 2 in A new species of Senna (Leguminosae) from the Isthmus of Tehuantepec, Oaxaca, Mexico
FIGURE 2. Morphological differences between Senna juchitanensis (A–F, from Rafael Torres C. 18300 & Alfredo Saynes V., MEXU) and S. velutina (a, c–f, from Irwin 21333, Maxwell & Wasshausen, MEXU, and b, from Irwin 16160, Grear, Souza & Dos Santos, MEXU). A–a. Leaflet, B–b. Stipule. C–c. Pubescence of petals, D–d. Pedicel gland, E–e. Pubescence of the branches, F–f. Shape and pubescence of floral buds.
FIGURE 3. Senna juchitanensis Saynes & R in A new species of Senna (Leguminosae) from the Isthmus of Tehuantepec, Oaxaca, Mexico
FIGURE 3. Senna juchitanensis Saynes & R. Torres (Photograph by Rafael Torres C.).
Subspecies and Distribution. U. c. cinereoargenteus Schreber, 1775 — E USA. U. c. borealis Merriam, 1903 — SE Canada and USA (New England). U. c. californicus Mearns, 1897 — SW USA (S California). U. c. costaricensis Goodwin, 1938 — Costa Rica. U. c. flornidanus Rhoads, 1895 — Gulf of Mexico. U. c. fraterculus Elliot, 1896 — Mexico (Yucatan). U. c. furvus G. M. Allen & Barbour, 1923 — Panama. U. c. guatemalae G. S. Miller, 1899 — S Mexico S to Nicaragua. U. c. madrensis Burt & Hooper, 1941 — Mexico (S Sonora, SW Chihuahua & NW Durango). U. c¢. nigrirostris Lichtenstein, 1830 — SW Mexico. U. c. ocythous Bangs, 1899 — USA (Central Plains) and adjoining S Canada. U. ¢. orinomus Goldman, 1938 — S Mexico (Isthmus of Tehuantepec). U. c. perunsularis Huey, 1928 — NW Mexico (Baja California). U. c. scottit Mearns, 1891 — N Mexico and SW USA. U. c. townsend: Merriam, 1899 — W USA (California & Oregon). U. c. venezuelae]. A. Allen, 1911 — Colombia, Venezuela. in Canidae
Subspecies and Distribution. U. c. cinereoargenteus Schreber, 1775 — E USA. U. c. borealis Merriam, 1903 — SE Canada and USA (New England). U. c. californicus Mearns, 1897 — SW USA (S California). U. c. costaricensis Goodwin, 1938 — Costa Rica. U. c. flornidanus Rhoads, 1895 — Gulf of Mexico. U. c. fraterculus Elliot, 1896 — Mexico (Yucatan). U. c. furvus G. M. Allen & Barbour, 1923 — Panama. U. c. guatemalae G. S. Miller, 1899 — S Mexico S to Nicaragua. U. c. madrensis Burt & Hooper, 1941 — Mexico (S Sonora, SW Chihuahua & NW Durango). U. c¢. nigrirostris Lichtenstein, 1830 — SW Mexico. U. c. ocythous Bangs, 1899 — USA (Central Plains) and adjoining S Canada. U. ¢. orinomus Goldman, 1938 — S Mexico (Isthmus of Tehuantepec). U. c. perunsularis Huey, 1928 — NW Mexico (Baja California). U. c. scottit Mearns, 1891 — N Mexico and SW USA. U. c. townsend: Merriam, 1899 — W USA (California & Oregon). U. c. venezuelae]. A. Allen, 1911 — Colombia, Venezuela.
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