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  1. Correspondence : Clinton (George) and Engelmann (George), 1862-1879.
    By: Clinton, George W.
    Contributed by: Missouri Botanical Garden, Peter H. Raven Library
    Subjects: (Albert),  (Charles Horton),  (Charles Valentine),  (David Fisher)  (George William),  1805-1886  1807-1885  1809-1884  1810-1888  1813-1887  1814-1887  1833-1915  1833-1917  1843-1895  Artemisia  Boott, William,  Botanical specimens  Buffalo Society of Natural Sciences  Caryphyllaceae  Clinton, George W  Collection and preservation  Compositae  Convovulaceae  Correspondence  Cuscuta  Cyperaceae  Cyperus  Day, David F  Engelmann, George,  Eriocaulon  Gillman, Henry,  Gramineae  Gray, Asa,  Isoetaceae  Isoetes  Kellogg, A  Letters  Marsilea  Marsileaceae  Najas minor  Panicum  Parnassia  Peck, Charles H  Potamogeton  Potamogetonaceae  Ravenel, Henry William,  Riley, Charles V  Sagina  Saxifragaceae  Speciation  
    BHL Collections: Engelmann Papers, Missouri Botanical Garden
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  2. Do ruffed lemurs form a hybrid zone? : distribution and discovery of Varecia, with systematic and conservation implications. American Museum novitates ; no. 3376
    By: Tattersall, Ian. - Vasey, Natalia.
    Publication info: New York, NY : American Museum of Natural History 2002
    Contributed by: American Museum of Natural History Library
    Subjects: Classification  Endangered species  Hybridization  Lemurs  Madagascar  Mammals  Primates  Speciation  Varecia  Wildlife conservation  
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  3. The ecology of hybridization in New Guinea honeyeaters (Aves). American Museum novitates ; no. 1937
    By: Gilliard, E. Thomas (Ernest Thomas), 1912-1965.
    Publication info: New York, N.Y. : American Museum of Natural History 1959
    Contributed by: American Museum of Natural History Library
    Subjects: Birds  Ecology  Honeyeaters  Hybridization  Melidectes  New Guinea  Speciation  
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  4. Hybridization in two sympatric species of atherinid fishes, Menidia menidia (Linnaeus) and Menidia beryllina (Cope). American Museum novitates ; no. 1999
    By: Rubinoff, Ira. - Shaw, Evelyn S.
    Publication info: New York, N.Y. : American Museum of Natural History 1960
    Contributed by: American Museum of Natural History Library
    Subjects: Atlantic Coast (U.S.)  Atlantic silverside  Fishes  Hybridization  Menidia beryllina  North America  Silversides  Speciation  
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  5. Illustrations of new species of exotic butterflies : selected chiefly from the collections of W. Wilson Saunders and William C. Hewitson / by William C. Hewitson.
    By: Hewitson, William C. - Saunders, W. Wilson - Hullmandel & Walton, - M. & N. Hanhart, - Walter & Cohn,
    Publication info: London :John Van Voorst,[1856]-1876.
    Contributed by: Smithsonian Libraries
    Subjects: Butterflies  Geographical distribution  Lepidoptera  Pictorial works  Speciation  
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  6. Miscellaneous papers.
    By: Hine, James S. - Howard, L. O. - Moulton, Dudley - Quaintance, A. L. - Sanders, J. G. - Townsend, C. H. T.
    Publication info: Washington, [D.C.] :G.P.O.,1912.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Aleyrodidae  Aphelinidae  Aphids  California  Citrus thrips  Coccidae  Horseflies  Insect pests  Speciation  Tachinidae  Thrips  
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  7. Natural hybridization between the teiid lizards Cnemidophorus tesselatus (parthenogenetic) and C. tigris marmoratus (bisexual) : assessment of evolutionary alternatives. American Museum novitates ; no. 3345
    By: Cole, Charles J. - Cordes, James E. - Dessauer, Herbert C. - Hardy, Laurence M. - Taylor, Harry Leonard. - Townsend, Carol R. - Walker, James M.
    Publication info: New York, NY : American Museum of Natural History 2001
    Contributed by: American Museum of Natural History Library
    Subjects: Chaves County  Cnemidophorus  Cnemidophorus tesselatus  Cnemidophorus tigris marmoratus  Hybridization  Lizards  New Mexico  Parthenogenesis in animals  Reptiles  Speciation  
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  8. The number of species and genera of Recent birds : a contribution to comparative systematics. American Museum novitates ; no. 2703
    By: Bock, Walter Joseph, 1933- - Farrand, John.
    Publication info: New York, N.Y. : American Museum of Natural History 1980
    Contributed by: American Museum of Natural History Library
    Subjects: Birds  Classification  Speciation  
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  9. Speciation in Colombian forest birds west of the Andes. American Museum novitates ; no. 2294
    By: Haffer, Jürgen.
    Publication info: New York, N.Y. : American Museum of Natural History 1967
    Contributed by: American Museum of Natural History Library
    Subjects: Birds  Central America  Colombia  Forest birds  Hybridization  Natural history  Speciation  
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  10. Systematics and evolution in Diglossa (Aves, Coerebidae). American Museum novitates ; no. 2381
    By: Vuilleumier, François
    Publication info: New York, N.Y. : American Museum of Natural History 1969
    Contributed by: American Museum of Natural History Library
    Subjects: Andes Region  Birds  Central America  Diglossa  Mexico  Speciation  
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  1. Comparison of calling songs in three allopatric populations of Endecous itatibensis (Orthoptera, Phalangopsinae)
    By: Zefa,Edison
    Type: Article
    In: Iheringia. Série Zoologia
    Date: 2006-03-01
    Subjects: acoustic competition  bioacoustics  Cricket  Speciation  stridulation  
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  2. Cuban Calisto (Lepidoptera, Nymphalidae, Satyrinae), a review based on morphological and DNA data
    By: Núñez Aguila, Rayner - Plasencia, Edelquis - Matos Maravi, Pavel - Wahlberg, Niklas
    Type: Article
    In: ZooKeys
    Volume: 165
    Date: 2012
    Page Range: 57-105
    Publication info: Pensoft Publishers 2012
    Subjects: Distribution  DNA  Greater Antilles  Habitat  immature stages  life cycle  Speciation  taxonomy  
    View Article (External)
  3. “Darwin’s butterflies”? DNA barcoding and the radiation of the endemic Caribbean butterfly genus Calisto (Lepidoptera, Nymphalidae, Satyrinae)
    By: Sourakov, Andrei - Zakharov, Evgeny
    Type: Article
    In: Comparative Cytogenetics
    Volume: 5
    Date: 2011
    Page Range: 191-210
    Publication info: Pensoft Publishers 2011
    Subjects: Biogeography  COI  DNA barcoding  intraspecific variation  Islands  Lepidoptera  Nymphalidae  Satyrinae  Speciation  taxonomy  
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  4. Hypotheses to explain the origin of species in Amazonia
    By: Haffer,J.
    Type: Article
    In: Instituto Internacional de Ecologia
    Date: 2008-11-01
    Publication info: Instituto Internacional de Ecologia 2008-11-01
    Subjects: Amazonia  Paleogeography  river-refuge  Speciation  species origin  
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  5. Karyotypic polymorphism and evolution within and between the Liolaemus monticola (Iguanidae) "northern 2n = 38-40" chromosome race populations in central Chile
    By: Lamborot,Madeleine
    Type: Article
    In: Revista chilena de historia natural
    Date: 2001-03-01
    Subjects: "northern 2n = 38-40" chromosomal race  chromosomal races  Iguanidae  Liolaernus monticola  Population structure  Speciation  
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  6. Mimulus peregrinus (Phrymaceae): A new British allopolyploid species
    By: Vallejo-Marin, Mario
    Type: Article
    In: PhytoKeys
    Volume: 14
    Date: 2012
    Page Range: 1-14
    Publication info: Pensoft Publishers 2012
    Subjects: Allopolyploidy  Erythranthe  hybrid evolution  introduced species  Mimulus guttatus  Mimulus luteus  rapid evolution  Speciation  
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  7. Molecular studies reveal a speciation process within Ryvardenia cretacea (Polyporales, Basidiomycota)
    By: Rajchenberg,Mario - Pildain,María Belén
    Type: Article
    In: Kurtziana
    Date: 2012-06-01
    Subjects: Phylogeny  polypores  Speciation  
    View Article (External)
  8. A new form of the mole vole Ellobius tancrei Blasius, 1884 (Mammalia, Rodentia) with the lowest chromosome number
    By: Bakloushinskaya, I - Romanenko, Svetlana - Serdukova, Natalia - Graphodatsky, Alexander - Lyapunova, Elena
    Type: Article
    In: Comparative Cytogenetics
    Volume: 7
    Date: 2013
    Page Range: 163-169
    Publication info: Pensoft Publishers 2013
    Subjects: chromosome painting  Cricetidae  Ellobius  mole voles  Robertsonian rearrangements  Speciation  
    View Article (External)
  9. A new Vaejovis C.L. Koch, 1836, the second known vorhiesi group species from the Santa Catalina Mountains of Arizona (Scorpiones, Vaejovidae)
    By: Ayrey, Richard - Webber, Michael
    Type: Article
    In: ZooKeys
    Volume: 270
    Date: 2013
    Page Range: 21-35
    Publication info: Pensoft Publishers 2013
    Subjects: Madrean sky islands  Speciation  taxonomy  Vaejovis vorhiesi group  
    View Article (External)
  10. On the origin and diversification of Venezuelan freshwater fishes: the genus Gephyrocharax (Ostariophysi: Characidae) a case study
    By: Bonilla-Rivero,Ana - López-Rojas,Héctor
    Type: Article
    In: Sociedade Brasileira de Ictiologia
    Date: 2013-09-01
    Publication info: Sociedade Brasileira de Ictiologia 2013-09-01
    Subjects: Isoenzymes  Speciation  Venezuela  vicariance  
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  11. Padrões de distribuição e especiação em Chrysobalanaceae e outras famílias de plantas amazônicas
    By: Prance,Ghillean T
    Type: Article
    In: Acta Botanica Brasilica
    Date: 1987-12-01
    Subjects: disjunct distribution  Distribution patterns  refugia  Speciation  
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  12. Similar feeding habits of two morphs of Munida gregaria (Decapoda) evidence the lack of trophic polymorphism
    By: Pérez-Barros,Patricia - Romero,M. Carolina - Calcagno,Javier A - Lovrich,Gustavo A
    Type: Article
    In: Revista de biología marina y oceanografía
    Date: 2010-12-01
    Subjects: Crabs  Speciation  squat lobster  SW Atlantic  
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  13. Testing species boundaries between Atlantic and Pacific lineages of the Patagonian rockfish Sebastes oculatus (Teleostei: Scorpaenidae) through mitochondrial DNA sequences
    By: Nuñez,José J - González,M. Teresa - PÉREZ-LOSADA,Marcos
    Type: Article
    In: Revista de biología marina y oceanografía
    Date: 2010-12-01
    Subjects: mtDNA  rockfishes  Southern Hemisphere  Speciation  
    View Article (External)