Torben Riehl

4 Questions 18 Answers 0 Followers

Questions related from Torben Riehl

What could explain higher numbers of females compared to conspecific males in deep-sea isopod samples?

In deep-sea benthos samples I commonly find more females than males.

04 April 2014 7,056 13 View

Does anyone know an efficient way of transforming a Mesquite matrix into an Excel spreadsheet?

I would like to add a data matrix of morphological data, assembled in the software Mesquite, to a manuscript. I would either add an electronic supplement (MS Excel format) or a table as *.txt or...

06 June 2013 7,007 2 View

How can classificatory changes be made in an objective way based on a morphological cladistic/phylogenetic analysis?

Classifications often are based on rather (highly) subjective decisions. Once you have obtained a phylogenetic tree from a parsimony analysis, which ways allow objective decisions regarding...

06 June 2013 2,416 29 View

What could be the potential drivers for the evolution of "extreme" sexual dimorphisms in isopods and other crustaceans?

Sexual dimorphisms can be strongly pronounced in some groups of deep-sea isopods, e.g. in Macrostylidae. In these, not only primary and secondary sexual organs are affected by sexual dimorphisms...

05 May 2013 1,319 8 View