[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
RE: Island-dwelling dinosaurs (was Re: Gargantuavis neck vertebra)
- To: <firstname.lastname@example.org>
- Subject: RE: Island-dwelling dinosaurs (was Re: Gargantuavis neck vertebra)
- From: Mickey Mortimer <email@example.com>
- Date: Fri, 15 Jun 2012 00:19:59 -0700
- Authentication-results: msg-ip2.usc.edu; dkim=neutral (message not signed) header.i=none
- In-reply-to: <CA+nnY_H7frSXpEQo2zr0s5tw607Hmkx=OcCKZt4p1e6OqPouhA@mail.gmail.com>
- References: <CA+nnY_H7frSXpEQo2zr0s5tw607Hmkx=OcCKZt4p1e6OqPouhA@mail.gmail.com>
- Reply-to: firstname.lastname@example.org
- Sender: owner-DINOSAUR@usc.edu
Tim Williams wrote-
> Certain large dinosaurs do appear to conform to the island rule, such
> as the titanosaur _Magyarosaurus_ and the hadrosaur _Telmatosaurus_
> from the Hateg island, as discussed by Benton et al. (2010). However,
> Benton &c also note that Hateg dromaeosaurid and troodontid theropods
> appear to be no smaller than their counterparts from North America and
> Asia. This was affirmed by the discovery of _Balaur_ by Csiki et al.
> (2011), who further noted that "predators on these [European] islands
> were not necessarily small, geographically endemic, or primitive."
Unless Cau is right and Balaur is an avialan, in which case it'd be a great
example of a secondarily flightless and large island taxon. As for
troodontids, the only material is teeth from the Sinpetru beds (Grigorescu et
al., 1985; Codea et al., 2002).