PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Didymograptus pusillus

Pterobranchia - Graptoloidea - Dichograptidae

Taxonomy

Didymograptus pusillus was named by Tullberg (1880). It is not extant.

It was recombined as Expansograptus pusillus by Lo Valvo et al. (2020).

Sister species lacking formal opinion data

D. adamantinus, D. affinis, D. asperus, D. caduceus, D. eudous, D. gemminus, D. indentus, D. missilis, D. mundus, D. navis, D. nilidus, D. pakrianus

Year	Name and author
1880	Didymograptus pusillus Tullberg p. 42 figs. pl. 2, figs. 12, 14.
2020	Expansograptus pusillus Lo Valvo et al. p. 544 fig. 3.11