In article <D5J3q9.Ex1 at cix.compulink.co.uk> markburgess at cix.compulink.co.uk ("Mark Burgess") writes:
> phylum Algae
sorry, no such beast any more. "algae" are polyphyletic many times
over, hence the word is to be treated as a common name only.
-phylum- (zoological code of nomenclature) = -division- (botanical code
> division Chlorophyta, class Chlorophyceae,
>order Volvocales, family Chlamydomonadaceae, genus Chlamydomonas
this is correct for the botanical code of nomenclature. the zoological
code has a different set of names that apply.
some current hierarchies are given in the Protist Image Database
>As to the species: there are vast numbers.
more than 600, in fact! see PID for citation.
> The one most often illustrated in UK books is C. pertusa (Chodat),
> a species with a stellate chloroplast.
funny. to most folk I know the two species of Chlamydomonas most
illustrated and studied are C. reinhardtii Dangeard and C. moewusii
Gerloff (aka C. eugametos Moewus).
okellyc at bch.umontreal.caokellycj at nh.ngs.net