Opinions and declarations rendered by the International Commission on Zoological Nomenclature v. 12 (1956-57)

Parts

Opinion 380 Suppression for nomenclatorial purposes under the Plenary Powers of the catalogue of the collection of Animals formed by Martinus Houttuyn prepared under the title Animalium Musaei Houttuiniani Index in connection with the sale of the collection in 1787

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 1

Date: 1956-01-24

Page Range: 1--32

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 381 Suppression, under the Plenary Powers, of two long-neglected specific names for the purpose of rendering the specific name hispidus Olivier, 1811, as published in the combination Palaemon hispidus (class Crustacea, order Decapoda), the oldest available name for the species concerned

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 2

Date: 1956-01-24

Page Range: 33--42

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 382 Validation under the Plenary Powers of the generic name Sicyonia Milne Edwards (H.), 1830 (class Crustacea, order Decapoda) and action consequential thereon

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 3

Date: 1956-01-24

Page Range: 43--58

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 383 Designation under the Plenary Powers of a type species in harmony with accustomed usage for the genus Hymenocera Latreille, 1819 (class Crustacea, order Decapoda)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 4

Date: 1956-01-24

Page Range: 59--70

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 384 Addition to the official list of generic names in zoology of the names of fifty-two genera of the Order Carnivora (Class Mammalia) including twenty-nine from which have been reported parasites common to man

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 5

Date: 1956-04-20

Page Range: 71--190

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 385 Determination under the Plenary Powers of the method to be adopted in interpreting the nominal species Coluber sirtalis Linnaeus, 1758, the common Garter Snake of the Eastern United States, and approval of the neotype designated for the foregoing species and of that designated for the nominal species Coluber saurita Linnaeus, 1766, the Eastern Ribbon Snake of North America

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 6

Date: 1956-04-20

Page Range: 191--230

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 386 Validation under the Plenary Powers of the generic name Pyramidella Lamarck, 1799 (class Gastropoda)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 7

Date: 1956-04-20

Page Range: 231--240

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 387 Suppression under the Plenary Powers of the generic name Anodon Smith, 1829, for the purpose of validating the generic name Dasypeltis Wagler, 1830, for the African Egg-Eating Snake (class Reptilia)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 8

Date: 1956-04-20

Page Range: 241--250

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 388 Suppression under the Plenary Powers of the generic name Trichopsylla Kolenati, 1863, for the purpose of providing a firm basis for the use of the generic name Chaetopsylla Kohaut, 1903 (Class Insecta, Order Siphonaptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 9

Date: 1956-04-20

Page Range: 251--264

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 389 Suppression under the Plenary Powers of two specific names for Fleas published in 1802 and 1832 respectively Hitherto treated as Nomina Dubia (class Insecta, order Siphonaptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 10

Date: 1956-04-20

Page Range: 265--272

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 390 Determination under the Plenary Powers of the Taxon to which shall be applicable the specific name Simus Linnaeus, 1766, as published in the combination Coluber simus (class Reptilia)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 13

Date: 1956-06-19

Page Range: 273--284

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 391 Emendation to Muensteroceras of the generic name Munsteroceras Hyatt, 1884 (class Cephalopoda, order Ammonoidea)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 14

Date: 1956-06-19

Page Range: 285--294

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 392 Emendation to Sandbergeroceras of the generic name Sandbergeoceras Hyatt, 1844 (class Cephalopoda, order Ammonoidea)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 15

Date: 1956-06-19

Page Range: 295--304

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 393 Validation, under the Plenary Powers of the generic name Mellita Agassiz (J. L. R.), 1841 (class Echinoidea)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 16

Date: 1956-06-19

Page Range: 305--314

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 394 Addition to the Official List of Generic Names in Zoology of the name Portunus Weber, 1795, and to the Official Index of Rejected and Invalid generic names in Zoology of the name Portunus Fabricius, 1798 (class Crustacea, order Decapoda)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 17

Date: 1956-06-19

Page Range: 315--336

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 395 Validation, under the Plenary Powers, of the specific name flavipes Olivier, 1795, as published in the combination Dytiscus flavipes (class Insecta, order Coleoptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 18

Date: 1956-06-19

Page Range: 337--346

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 396 Use of the Plenary Powers to Permit of the addition to the Official List of Specific Names in Zoology of the specific name immigrans Sturtevant, 1921, as published in the combination Drosophila immigrans (class Insecta, order Diptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 19

Date: 1956-07-16

Page Range: 347--362

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 397 Validation under the Plenary Powers of the specific name pruni Geoffroy, 1762, as published in the combination Aphis pruni (Class Insecta, Order Hemiptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 20

Date: 1956-07-16

Page Range: 363--376

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 398 Determination of the interpretation of the nominal species Aphis pini Linnaeus, 1758 (Class Insecta, Order Hemiptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 21

Date: 1956-07-16

Page Range: 377--392

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 399 Designation, under the Plenary Powers, of a type species in harmony with accepted nomenclatural practice for the genera Lachnus Burmeister, 1835, and Cinara Curtis, 1835 (Class Insecta, Order Hemiptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 22

Date: 1956-07-16

Page Range: 393--418

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Opinion 400 Validation under the Plenary Powers of the generic name Melanargia Meigen, [1828] (class Insecta, order Lepidoptera)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 23

Date: 1956-07-16

Page Range: 419--432

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Direction 53 Addition to the Official List of Family-Group Names in Zoology of family-group names based upon the names of certain genera of the Order Carnivora (Class Mammalia) placed on the Official List of Generic Names in Zoology by the Ruling given in Opinion 384 and matters incidental thereto

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 25

Date: 1956-09-01

Page Range: 441--456

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Direction 54 Addition to the Official List of family- group names in Zoology, or, as the case may be, to the Official Index of Rejected and Invalid family-group names in Zoology of the family-group names Involved in the Cases dealt with in volume 12 of the Opinions and Declarations rendered by the International Commission on Zoological Nomenclature, other than family-group names already dealt V^ith in those Opinions

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 26

Date: 1956-09-17

Page Range: 457--470

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Proposed addition to the "Official List of Family-Group Names in Zoology" or, as the case may be to the "Official Index of Rejected and Invalid Family-Group Names in Zoology" of family-group names involved in the cases dealt with in Volume 12 of the "Opinions and Declarations" Series ("Opinions" 380-400)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 26

Date: 1956-09-17

Page Range: 462--468

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Foreword

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Date: 1956-11-08

Page Range: V--XII

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Declaration 21 Clarification of the interpretation of Article 30 of the Réegles regarding the specific name to be accepted as the name for the type species of a genus where that species has two or more objectively synonymous such names

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 11

Date: 1956-06-19

Page Range: i--viii

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Declaration 22 Clarification of Rule (a) in Article 30 in relation to the status thereunder of a designation of a type species for a genus made at the time of the publication of the generic name concerned when that designation or some part of it is ambiguous or is qualified by a mark of interrogation

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 12

Date: 1956-06-19

Page Range: ix--xviii

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Direction 46 Determination of the gender attributable to the generic names Acheta Linnaeus, 1758 (Class Insecta, Order Orthoptera) and Geotrupes Latreille, 1796 (Class Insecta, Order Coleoptera) (variation of Rulings given in Opinions 299 and 346 respectively)

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 24

Date: 1956-07-16

Page Range: 433--440

Publication info: London Printed by order of the International Trust for Zoological Nomenclature
Corrigenda

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By: International Commission on Zoological Nomenclature - Hemming, Francis

Type: Article

In: Opinions and declarations rendered by the International Commission on Zoological Nomenclature

Volume: 12

Issue: 27

Date: 1957-05-06

Page Range: 473--473

Publication info: London Printed by order of the International Trust for Zoological Nomenclature