Accept my apologies for the mistake!! As usual, I am poor in mathematics and it has been proved again and again :(( Pankaj
On Mon, Jan 17, 2011 at 2:28 PM, Gurcharan Singh <[email protected]> wrote: > Interesting set of information Pankaj ji > > Just a minor correction, it was nearly 200 years later (and not 300) that > lectype was designated in a casual remark by made by W. T. Stearn in 1959 in > a commemerative article on the occasion of the 200th Anniversary of 10th > edition of Systema Naturae. He wrote: > > "Since for nomenclatorial purposes the specimen most carefully studied and > recorded by the author is to be accepted as the type, clearly Linnaeus > himself, who was much addicted to autobiography, must stand as the type of > his Homo sapiens!" > > > It must be mentioned that several years later Psihoyos in 1994 designated E. > D. Cope, a nineteenth-century naturalist as lectotype of Homo sapiens, and > this being a popular article, became more popular on the internet. But this > designation can't be maintained on two counts: > > 1. Cope was not eligible for selection as a lectotype because he wasn't > among the specimens/people included by Linnaeus when he made his description > (Article 74.1) - Homo sapiens was described in 1758 but Cope wasn’t born > until 1840, almost 100 years later, so he definitely wasn’t included by > Linnaeus. > > 2. Stearn’s valid designation in 1959 already existed before Psihoyos’ > designation in 1994 and no designations after Stearn’s can be valid (Article > 74.1.1). > > More can be found in the following useful > > http://www.jstor.org/pss/4065043 > -- > Dr. Gurcharan Singh > Retired Associate Professor > SGTB Khalsa College, University of Delhi, Delhi-110007 > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > Phone: 011-25518297 Mob: 9810359089 > http://people.du.ac.in/~singhg45/ > > > > On Mon, Jan 17, 2011 at 12:48 PM, Mahadeswara <[email protected]> wrote: >> >> Very informative and important information, even for qualified >> taxonomists. >> >> On Jan 17, 4:03 am, Pankaj Kumar <[email protected]> wrote: >> > Hope you will like reading this!! >> > >> > All taxonomists and botanists must have heard of the term TYPE and >> > TYPIFICATION. >> > >> > When you describe a plant or animal for the first time, you have to >> > refer to a specimen, which according to ICBN [Vienna Code (Article >> > 37.4)] for plants, should be a specimen in any form preserved at any >> > herbaria in the world. And you have to mention this information along >> > with the name of the herbaria and the voucher number in the manuscript >> > you have published using the word "type" or "holotype" or "holo" etc. >> > >> > But during early times, there was no such provision and people used to >> > describe new species without citing any specimens. Hence in ICBN there >> > is an option of LECTOTYPIFICATION. In this you designate a type or >> > nomenclatural type for the particular taxa. This procedure is called >> > Lectotypification and the specimen is called Lectotype and then there >> > are rules for designating the lectotype. >> > >> > From 1735 onwards, Carl von Linné, Latinized as Carolus Linnæus, >> > published his famous work, Systema Naturae in many editions. For those >> > who are unaware, this book contains classification of animals too. By >> > 10th edition in 1758 he had divided Animal Kingdom into 6 groups and >> > he has described human beings in binomials as Homo sapiens but as for >> > most of his plants, he never designated a type for Homo sapiens. >> > >> > So a lecotype for Homo sapiens was designated 300 years later in 1959. >> > >> > Big question is, what was the lectotype for Homo sapiens L.?? >> > >> > Answers is "Carl von Linné" >> > >> > Regards >> > Pankaj >> > >> > -- >> > *********************************************** >> > "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> > >> > Pankaj Kumar Ph.D. (Orchidaceae) >> > Research Associate >> > Greater Kailash Sacred Landscape Project >> > Department of Habitat Ecology >> > Wildlife Institute of India >> > Post Box # 18 >> > Dehradun - 248001, India > > > -- *********************************************** "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" Pankaj Kumar Ph.D. (Orchidaceae) Research Associate Greater Kailash Sacred Landscape Project Department of Habitat Ecology Wildlife Institute of India Post Box # 18 Dehradun - 248001, India
