Conrad Ritsema

Conrad Ritsema (1846–1929), Dutch entomologist.

Zoologist name abbreviation: Ritsema

(List may be incomplete)

• 41 taxon names authored by Conrad Ritsema

(List may be incomplete)

• 1869. No title (Platypsyllus castoris I). Petites Nouvelles Entomologiques 1: 23. BHL
• 1869. No title (Platypsyllus castoris II). Petites Nouvelles Entomologiques 1: 38. BHL

• 1876. Tweede aanvulsel tot het geschiedkundig overzigt van het geslacht Acentropus Curt. Tijdschrift voor entomologie 19: 1–22. BHL
• 1876. Bijdrage tot de kennis der Insectenfauna van het noordelijkste gedeelte van Sumatra. Tijdschrift voor entomologie 19: 43-53. BHL Reference page. 
• 1876. Eene nieuwe Pausside van Congo (Zuidwestkust van Afrika). Tijdschrift voor entomologie 19: 58-60. BHL
• 1876. Acht nieuwe Oost-Indische Xylocopoa-soorten. Tijdschrift voor entomologie 19: 177-185. BHL

• 1879. On the new Cetoniidae collected during the recent scientific Sumatra-Expedition. Notes from the Leyden Museum 1: 233-241. PDF

• 1880. Description of a new species of the Lucanoid genus Figulus. Notes from the Leyden Museum 2(4): 217–219. BHL
• 1880. Description of three new exotic species of the Hymenopterous genus Xylocapa. Notes from the Leyden Museum 2(4): 220–224. BHL
• 1880. On two new exotic species of Fossorial Hymenoptera. Notes from the Leyden Museum 2(4): 225–226. BHL
• 1880. On two new species of the genus Lomaptera from the Timor Group. Notes from the Leyden Museum 2(4): 241–245. BHL
• 1880. Description of a Sumatran species of the Longicorn genus Calloplophora. Notes from the Leyden Museum 2(4): 246–248. BHL
• 1880. A new species of the Coleopterous genus Platyrhopalus from Java. Notes from the Leyden Museum 2(4): 249–250. BHL

• 1881. On a new genus of longicorn Coleoptera belonging to the group of the Batoceridae. Notes from the Leyden Museum 3(1): 11–14. BHL Reference page. 
• 1881. Four new species and a new genus of longicorn Coleoptera. Notes from the Leyden Museum 3(3): 145–150. BHL Reference page. 
• 1881. Three new species of Sumatran Longicorn Coleoptera from the collections of the Sumatra-Expedition. Notes from the Leyden Museum 3(3): 151–157. BHL Reference page. 

• 1882: Six new species of the rhynchophorus genus Oxyrrhynchus, Schönh. Notes from the Leyden Museum 6(3): 181-187. BHL. Reference page. 

• 1885: Remarks on Hymenoptera and Coleoptera. Notes from the Leyden Museum 7(1): 54. BHL. Reference page. 

• 1889. On some sumatran Coleoptera with description of a new genus and species of Longicorn. Notes from the Leyden Museum 11(4): 241–246. BHL Reference page. 

• 1892. On two genera described by James Thomson in his "Systema Cerambycidarum". Notes from the Leyden Museum 14: 54. BHL Reference page. 

• 1905: A new species of the rhynchophorus genus Cryptoderma. Notes from the Leyden Museum 25(3): 169-170. BHL. Reference page. 

• 1912: A new species of the rhynchophorus genus Cryptoderma. Notes from the Leyden Museum 34(2): 95-96. BHL. Reference page.