Taxa named by James Abram Garfield Rehn

Pseudophasmatidae is a family of stick insect, in the suborder Verophasmatodea, commonly called the "striped walkingsticks". An important identifying characteristic is its mesothorax, which is never more than three times as long as the prothorax.

Mastacideidae is a family of grasshoppers in the order Orthoptera. There are at least two genera and about eight described species in Mastacideidae, found in South Asia.

thumb|Planispectrum bengalense, female The genus Planispectrum combines very small and compact species from Southeast Asia.

species of insect

The Tanaoceridae are an insect family in the monotypic superfamily Tanaoceroidea in the suborder Caelifera. They are sometimes called desert long-horned grasshoppers.

genus of insects

species of insect

thumb|Distribution of the Trachyaretaon species according to Frank H. Hennemann|Hennemann 2023 thumb|Trachyaretaon carmelae, pair thumb|Trachyaretaon echinatus, female from 'North-[[Luzon']] thumb|upright|Pair of Trachyaretaon negrosanon from [[Negros Island]] Trachyaretaon is a genus of stick insects native to the Philippines.

species of insect

Malacomorpha is a genus of striped walkingsticks in the family Pseudophasmatidae. There are about 15 described species in the genus Malacomorpha.

species of insect

Dendroblatta is a genus of South American cockroaches in subfamily Pseudophyllodromiinae. It was described by James A. G. Rehn in 1916.

species of insect

genus of insects

species of insect

Spathosterninae is a subfamily of grasshoppers, based on the genus Spathosternum. Within the monotypic tribe Spathosternini there are currently 3 genera and about 12 described species recorded from Africa, the Indian subcontinent, south-east Asia and north-east Australia.