Bulletin of Zoological Nomenclature 125 OPINION 989 AMETISTINA SCHINZ, 1825 (GASTROPODA): SUPPRESSED UNDER THE PLENARY POWERS RULING. — (1) Under the plenary powers the generic name Ametistina Schinz, 1825, is hereby suppressed for the purposes of the Law of Priority but not for those of the Law of Homonymy. (2) The generic name loclina Morch, 1860 (gender: feminine), type-species, by designation by Wenz, 1940, Janthina exigua Lamarck, [1816], is hereby placed on the Official List of Generic Names in Zoology with the Name Number 1970. (3) The following specific names are hereby placed on the Official List of Specific Names in Zoology with the Name Numbers specified : {a) pallida "Harvey MS" Thomson, 1840, as published in the binomen Janthina pallida (Name No. 2489); (b) exigua Lamarck, [1816], as published in the binomen Janthina exigua (type-species of lodina Morch, 1860) (Name No. 2490). (4) The generic name Ametistina Schinz, 1825, as suppressed under the plenary powers in (1) above) is hereby placed on the Official Index of Rejected and Invalid Generic Names in Zoology with the Name Number 2005. HISTORY OF THE CASE (Z.N.(S.) 1894) Thepresentcase was submitted to the officeoftheCommission by Dr. A. G. Beu in July 1969. Dr. Beu's application was sent to the printer on 18 December 1969 and was published on 5 June 1970 in Bull. zool. Nomencl. 27 : 44-A6. Public Notice of the possible use of the plenary powers in the present case was given in the same part of the Bulletin as well as to the other prescribed serial publications (Constitution Art. 12b; Bull. zool. Nomencl. 21 : 184). The proposals were supported by Mr. W. O. Cernohorsky (Bull. zool. Nomencl. 27 : 212) and Dr. Harald A. Rehder. DECISION OF THE COMMISSION On 25 August 1971 the Members of the Commission were invited to vote under the Three-Month Rule on Voting Paper (71)26 either for or against the proposals set out in Bull. zool. Nomencl. 27 : 45. At the close of the prescribed voting period on 25 November 1971 the state of the voting was as follows: Affirmative votes — fifteen (15), received in the following order: Holthuis, Munroe, Mayr, Jaczewski, Bonnet, Lemche, Simpson, Eisenmann, Melville, Tortonese, Sabrosky, Binder, Ride, Forest, Kraus. Negative votes — none (0). On Leave of Absence — one (1): Yokes. Voting Papers not returned — two (2) : Alvarado, Starobogatov. Commissioner Brinck returned a late affirmative vote. Bull. zool. Nomencl., Vol. 29, Part 3, November 1972.
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