Voltziales is an extinct order of conifers. The group contains the ancestral lineages from which modern conifer groups emerged. Voltzialean conifers are divided into two informal groups, the primitive "walchian conifers" like Walchia, where the ovuliferous cone is composed of radial shoots and the more advanced "voltzian voltziales", also known as "transitional conifers" where the cone is composed of fertile scales with sessile seeds, like those of modern conifers. Walchian conifers generally grew as small trees. The earliest walchian conifers are known from the Middle Pennsylvanian (Moscovian
Voltziales es un orden extinto de árboles relacionados con las coníferas modernas. En el registro fósil el género más común del orden es Walchia, conocido originalmente por la forma de la hoja, parecida a la de los cipreses actuales.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).