Results 21 to 30 of about 1,448,954 (298)

Geographic variability in Calligrapha verrucosa (Suffrian 1858), a willow-feeding leaf beetle from western North America(Coleoptera: Chrysomelidae) [PDF]

open access: yes, 2009
A diagnosis is provided to separate Calligrapha verrucosa (Suffrian) from similar species. Geographic variability is described and illustrated for various populations of C. verrucosa.
Clark, Shawn M., Goodman, Mark H.
core   +1 more source

Geographic distribution of Tick-borne encephalitis virus complex

open access: yesJournal of Vector Borne Diseases, 2020
A comprehensive understanding of the geographic distribution of the tick-borne encephalitis virus (TBEV) complex is necessary due to increasing transboundary movement and cross-reactivity of serological tests.
Jae Hyoung Im   +5 more
doaj   +1 more source

New records of Tripedalia cystophora Conant, 1897 (Cubozoa, Carybdeida) along the southeastern Florida coastline [PDF]

open access: yesCheck List, 2023
Regional changes in coastal climates have recently resulted in many marine species expanding their natural ranges poleward. Among these newly migrating species is the Mangrove Box Jelly, Tripedalia cystophora Conant, 1897 (Cubozoa, Carybdeida). Discovery
Angela D. Witmer   +4 more
doaj   +3 more sources

Geographic Distribution of Siphonaptera Collected From Small Mammals on Lake Michigan Islands [PDF]

open access: yes, 2017
The distribution of ten flea species collected from five small mammal host species on 13 Lake Michigan islands is described. Four new eastern and southern records for Hystrichopsylla dippiei Rothschild are given.
Scharf, William C
core   +3 more sources

Scale Invariance in Road Networks [PDF]

open access: yes, 2006
We study the topological and geographic structure of the national road networks of the United States, England and Denmark. By transforming these networks into their dual representation, where roads are vertices and an edge connects two vertices if the ...
A. Fabrikant   +9 more
core   +1 more source

First scientific record of Azemiops feae (Boulenger, 1888) (Squamata, Viperidae) in Guizhou Province, China [PDF]

open access: yesCheck List
 A specimen of Azemiops feae (Boulenger, 1888) is recorded for the first time in Guizhou Province, China. The species occurs west of Kunming in Yunnan, southern Sichuan, southeastern Tibet, northern Myanmar, northeastern Laos, and northwestern ...
Xue Gou   +7 more
doaj   +3 more sources

Ecologic and Geographic Distribution of Filovirus Disease

open access: yesEmerging Infectious Diseases, 2004
We used ecologic niche modeling of outbreaks and sporadic cases of filovirus-associated hemorrhagic fever (HF) to provide a large-scale perspective on the geographic and ecologic distributions of Ebola and Marburg viruses.
A. Townsend Peterson   +2 more
doaj   +1 more source

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