Descriptions of Some New North American Dolichopodidae

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Chrysotus Meigen (Diptera: Dolichopodidae) from Tibet with descriptions of four new species.

The genus Chrysotus Meigen is reported from Tibet for the first time. Five species are recorded. The following four species are described as new to science: Chrysotus altavaginas sp. nov., C. motuoensis sp. nov., C. namaicunensis sp. nov. and C. tibetensis sp. nov., Chrysotus biprojicienus Wei & Zhang is recorded from Tibet for the first time. A key to the species of Chrysotus from Tibet is pre...

متن کامل

synthesis and characterization of some new cyclometalated organoplatinum(ii) complexes containing phosphite ligand

در این تحقیق روشی جهت سنتز یک سری از کمپلکس های پلاتین (ii) حاوی لیگاند های دهنده ی فسفری شامل فسفیت و فسفین ارائه شده است. واکنش پیش ماده ی پلاتین (ii)،trans/cis- [ptcl2(sme2)2] ، با 2 اکی مولار از لیگاند p(oph)3در حلال بنزن کمپلکس1، cis-[ptcl2(p(oph)3)2] را تولید می نماید. جهت سنتز کمپلکس سایکلو متال فسفیتی، کمپلکس 1 با 1 اکی والان واکنشگر ptcl2 در حلال زایلن در شرایط رفلاکس زیر گاز آرگون م...

A New North American Bird - Flea

Dr. Phyllis T. Johnson, of the Entomology Research Division, U. S. Department of Agriculture, Washington D. C, most kindly invited me to describe a new bird-flea, material of which was found in the collections of the U. S. National Museum. The specimens of the new flea were collected from the nest of a barn swallow and are part of a series which constitutes the first record of fleas from the No...

متن کامل

Systematics of a widely distributed western North American springsnail, Pyrgulopsis micrococcus (Caenogastropoda, Hydrobiidae), with descriptions of three new congeners

We describe three new species of springsnails (genus Pyrgulopsis) from the Amargosa River basin, California and Nevada (P. licina sp. n., P. perforata sp. n., P. sanchezi sp. n.), each of which was previously considered to be part of P. micrococcus. We also restrict P. micrococcus to its type locality area (Oasis Valley) and redefine a regional congener, P. turbatrix, to include populations fro...

متن کامل

Notes on North American Myriapoda of the Family Geophilid ^ , with Descriptions of Three Genera

When, in 1814, Leach erected the family Geophilidce, he proposed but the one genus, Oeophilus. From that time until 18G6 thirteen genera were described, four by Newport, one by Gray, and eight by C. Koch. The characters employed by these writers were external and extremely variable, and the genera established upon them did not, 'for the most part, represent natural groups. The character of the ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Psyche: A Journal of Entomology

سال: 1890

ISSN: 0033-2615,1687-7438

DOI: 10.1155/1890/48659