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Re: scapula question

>> and is likely to have been retained as an ossification center from
>> a dermal source throughout osteichthyans.

>How does this fit the conventional wisdom "either dermal or >cartilaginous"?

Hmm....if the chondricthian suprascapular really is homologous (and it may not 
be) then it would seem unlikely to be a dermal remnant of an 
osteicthian...anyone have any actual developmental biology sources that 
addresses this?

Scott Hartman
Zoology & Physiology
University of Wyoming
Laramie, WY 82070

(307) 742-3799