Ahmed Thandar

4 Questions 33 Answers 0 Followers

Questions related from Ahmed Thandar

Does anyone inform me something about morphological or molecular hylogenetic studies on the sea cucumber genus Thyone in the family Phyllophoridae?

The holothurian (sea cucumber) genus Thyone appears to be a "supergenus" with about 66 species worldwide and is in need of urgent revision. Apparently the taxonomy and phylogeny of this group is...

02 March 2023 514 2 View

How can we reach an equilibrium between classical and molecular classifications?

Cladisitic morphological analysis and analysis based on genetic data give us different phylogenetic trees. I am not acquainted with the various software products used to arrive at a...

29 June 2020 9,287 4 View

In classical /traditional taxonomy where can one draw a line between varieties, subspecies or sympatric sister species?

Where there are slight differences it often becomes very difficult in traditional/classical taxonomy to separate varieties (forms), subspecies, sister species or cryptic species especially where...

07 September 2016 7,319 14 View

Is the practice of giving free manuscript reviews a useful exercise and condoned without criticism?

We as established researchers are often invited to review manuscripts in our field. While I think that many of us welcome this as an exercise to add to our knowledge and keep in touch with ongoing...

01 January 1970 4,313 2 View