Graptolithina

Lasiograptidae Lapworth, 1879

Selection of related publications
Goldman, D., Nõlvak, J., Maletz, J. 2015. Middle to Late Ordovician graptolite and chitinozoan biostratigraphy of the Kandava-25 drill core in western Latvia. GFF 137, 3, 197-211. DOI:10.1080/11035897.2015.1021375
Pålsson, C. 2001. Graptolites from the Upper Ordovician Dicranograptus clingani Zone at Järrestad, Scania, southern Sweden. GFF 123, 4, 217-224. DOI:10.1080/11035890101234217