Fifty spider species new to the Bulgarian fauna, with a review of some dubious species (Arachnida: Araneae)
Contributions to the taxonomy of some Amazonian Stygnidae (Opiliones: Laniatores: Gonyleptoidea)
Three new species of Cosmetidae C.L. Koch, 1839 from South America (Opiliones: Cosmetidae)
Two new species of Stenostygnus from South America (Opiliones: Biantidae: Stenostygninae)
On Spinopilar from Rio de Janeiro state with description of three new species (Opiliones, Laniatores, Cryptogeobiidae)
The identity of an elusive Chilean harvestman, Pachylus crassus (Roewer, 1943) (Opiliones: Gonyleptidae: Pachylinae), with taxonomic and distribution notes
Redescription and Natural History of the Mexican harvestman Diguetinus raptator Roewer, 1912 (Opiliones: Globipedidae), type species of the genus
A new cavernicolous harvestman, Texella martensi n. sp., from the Mojave Desert, California (Opiliones: Laniatores: Phalangodidae)
Additions to the millipede family Caseyidae. II. Martenseya, a new genus of miniature, blind millipedes from California (Diplopoda, Chordeumatida, Striariidea, Striarioidea, Caseyidae)
A Festschrift honouring Prof. Dr. Jochen Martens on occasion of his 80th birthday (Title）
