WebJan 17, 2013 · Cotyledion tylodes Luo & Hu 1999 from the Cambrian Stage 3 Chengjiang fauna (Yunnan, China). The hemispheric buccal cavity with basal mouth (anterior) and … WebHere we describe abundant well preserved material of Cotyledion tylodes Luo et Hu, 1999, from the Cambrian (Series 2) Chengjiang deposits, reinterpreted here as a stem-group entoproct. The entoproct affinity is supported by the sessile body plan and interior soft anatomy. The body consists of an upper calyx and a lower elongate stalk with a ...

ScienceShot: Fossils of Enigmatic Sea Creature Surface

WebCotyledion tylodes is an extinct, stalked filter-feeder known from the Chengjiang lagerstatten. The living animal reached a couple of centimetres in height, and bore a loose scleritome of ovoid sclerites. Its interpretation has been controversial, and it has been previously identified as a carpoid echinoderm, or as a stem group echinoderm. C. … WebAug 15, 2010 · Cotyledion Luo and Hu in Luo et al., 1999. Type and only known species. Cotyledion tylodes. Other possible echinoderms from Chengjiang: Eldoniids, Cambrofengia, Dianchicystis and Vetulocystis. Eldoniids (sensu Dzik, 1991) from the Chengjiang biota include Stellostomites eumorphus Sun and Hou, 1987 and Rotadiscus … hare and hounds pub westgate

澂江生物群生物列表 - 维基百科，自由的百科全书

Webentoproct, any member of the phylum Entoprocta, a group of aquatic invertebrate animals composed of about 150 species and subdivided into four families. Entoprocts occur throughout the world, primarily in marine habitats, although one genus, Urnatella, is a freshwater form. Entoprocts may either exist singly or form colonies of communicating … http://www.fossilmall.com/EDCOPE_Enterprises/Chengjiang/chengjiangfossils115/chengjiangfossils-115.htm WebJan 17, 2013 · C. tylodes was first described in 1999 based on a couple of fragmentary fossils unearthed from 520-million-year-old rocks in southern China. Previously, some … change time zones on fitbit