Results 91 to 100 of about 157,520 (337)

Monographic revision of the genus Aegidinus Arrow (1904)and generic phylogeny of the world Orphninae(Coleoptera: Scarabaeidae: Orphninae). [PDF]

open access: yes, 2009
A taxonomic revision was performed on the New World scarabaeoid genus Aegidinus Arrow (Coleoptera: Scarabaeidae: Orphninae). Twelve new species and three previously described species are included in the revision.
Colby, Julia
core  

Systematics and distributions of the genera Cyrtusa Erichson, Ecarinosphaerula Hatch, Isoplastus Horn, Liocyrtusa Daffner, Lionothus Brown, and Zeadolopus Broun of the United States and Canada (Coleoptera: Leiodidae: Leiodinae: Leiodini) [PDF]

open access: yes, 2013
The following genera of Leiodini (Coleoptera: Leiodidae: Leiodinae) of the continental United States and Canada are reviewed: Cyrtusa Erichson, with two species; Isoplastus Horn, with two species (one new); Liocyrtusa Daffner, with three species ...
Cook, Joyce, Peck, Stewart B.
core   +2 more sources

Understanding scientific types: holotypes, stratotypes, and measurement prototypes [PDF]

open access: yesBiology & Philosophy, 2020
At the intersection of taxonomy and nomenclature lies the scientific practice of typification. This practice occurs in biology with the use of holotypes (type specimens), in geology with the use of stratotypes, and in metrology with the use of measurement prototypes.
openaire   +1 more source

Cranial anatomy of a Late Cretaceous aspidorhynchid fish (Neopterygii: Aspidorhynchiformes) from Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Belonostomus longirostrisis was named for an isolated jaw fragment from freshwater Upper Cretaceous (Campanian) sediments of the Dinosaur Park Formation of Alberta, Canada. Following the description of the Albertan species, numerous isolated cranial and postcranial elements have been collected from the Dinosaur Park Formation and assigned to B.
Mondo Miyazato   +4 more
wiley   +1 more source

Redescription of Leptophis Cupreus (Cope) (Serpentes, Colubridae), a rare south American Colubrine Snake

open access: yesPapéis Avulsos de Zoologia, 2010
Leptophis cupreus is redescribed on the basis of 18 specimens, including the holotype. The species is characterized by having a uniformly copper-colored dorsum, which distinguishes it from all other known species of Leptophis.
Nelson R. de Albuquerque   +1 more
doaj   +1 more source

New and old species of Ommatius Wiedemann (Diptera: Asilidae) from Hispaniola [PDF]

open access: yes, 2011
Four new species of Ommatius Wiedemann, the female of O. stramineus Scarbrough, and the male of 0. nigellus Scarbrough from Hispaniola are described. A lectotype for O. gwenae Scarbrough and a neotype for O. cinnamomeus are selected.
Scarbrough, Aubrey G.
core  

Ambystoma tigrinum [PDF]

open access: yes, 1967
Number of Pages: 4Integrative BiologyGeological ...
Gehlbach, Frederick R.
core   +1 more source

On the holotype of "Astropolithon hindii"

open access: yesAtlantic Geology, 1984
The holotype of the problematic structure "Astropolithon hindii" is described and interpreted as a deformed sand volcano, similar in morphology to many of the previously described sand volcanoes from the Cambro-Ordovician Meguma Group of Nova Scotia. RÉSUMÉ On redécrit l'holotype de la structure problem at (que "Astropolithon ...
openaire   +2 more sources

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

On the Bennelongia barangaroo lineage (Crustacea, Ostracoda) in Western Australia, with the description of seven new species [PDF]

open access: yes, 2013
The ostracod genus Bennelongia De Deckker & McKenzie, 1981 is endemic to Australia and New Zealand. Extensive sampling in Western Australia (WA) revealed a high specific and largely undescribed diversity.
Halse, Stuart   +2 more
core   +4 more sources

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