Swammerdamella genypodis Cook, 1972

Xiao, Yishen, Hong, Dawei, Li, Zhu & Yang, Ding, 2025, First report of the genus Swammerdamella Enderlein, 1912 (Diptera: Scatopsidae) in China, with descriptions of nine new species, Zootaxa 5723 (1), pp. 49-70 : 53

publication ID	https://doi.org/10.11646/zootaxa.5723.1.2
publication LSID	lsid:zoobank.org:pub:761290B6-8D54-4FC6-AD16-0B1AA494F139
DOI	https://doi.org/10.5281/zenodo.17894637
persistent identifier	https://treatment.plazi.org/id/DF3B3510-FF81-8E79-FDA1-FE43C763EC72
treatment provided by	Plazi
scientific name	Swammerdamella genypodis Cook, 1972
status

Treatment

4. Swammerdamella genypodis Cook, 1972 View in CoL uDzĸxü

Swammerdamella genypodis Cook, 1972 View in CoL . J. Nat. His., 6: 631. Type locality: Finland: Viktijarvi .

Description. Male. Body length 1.6–1.9 mm, wing length 1.4–1.6 mm. Female. Body length 1.7–1.8 mm, wing length 1.3–1.5 mm. Morphological characters as in Cook 1956, except the description “fork of M slightly longer than stem”. The M fork is as long as or slightly shorter than stem both in Cook’s figure and the specimens we have.

Material Examined. 1♂ 1♀, China, Beijing, Huayuancun [ AE园ť] [ 40°32’ N, 117°17’ E, 672m], collected by sweep net, 2018. VI GoogleMaps . 3, Ding Yang ( CAU); 3♂ 1♀, China, Beijing, Xiaolongmen National Forest Park[ 小ẑm国ṽ ŭūȓ园] [39°97’ N, 115°43’ E, 1330m], collected by sweep net, 2023. VI . 13, Chen Lin ( CAU); 2♂ 1♀, China, Liaoning Province, Fushun [ Kũ], Lijiacun [ ṃṽť] [ 41°60’ N, 124°22’ E, 540m], collected by Malaise trap, 2020. VI GoogleMaps . 20, Tao Li ( CAU); 1♂ 1♀, China, Hebei Province, Xinglong [ Ẋĸ], Longtanpubu [ ẑšȃss] [ 40°23’N, 117°27’ E, 1153m], collected by sweep net, 2018. VI GoogleMaps . 2, Ding Yang ( CAU); 3♂, China, Hebei Province, Xinglong [ Ẋĸ], Mingxi [ ḛã] [ 40°37’ N, 117°27’ E, 1019m], collected by sweep net, 2018. VI GoogleMaps . 2, Ding Yang ( CAU); 1♀, China, Hebei Province, Xinglong [ Ẋĸ], Xicegou [ Ʊ侧ŝ] [ 40°33’ N, 117°29’ E, 1112m], collected by sweep net, 2018. VI GoogleMaps . 2, Ding Yang ( CAU); 1♀, China, Hebei Province, Xinglong [ Ẋĸ], Zhonggusi [ Ñăȕ] [ 40°33’ N, 117°29’ E, 1023m], collected by sweep net, 2018. VI GoogleMaps . 1, Ding Yang ( CAU); 5♂ 4♀, China, Heilongjiang Province, Heihe [ Dz ñ], Pingshan Tree Farm [ ṮƜū场] [ 49°34’ N, 126°56’ E, 302m], collected by sweep net, 2024. VII. 6, Yuetian Gao ( CAU) GoogleMaps ; 1♂, China, Heilongjiang Province, Jagedaqi [ 加éż奇], Dongfeng Tree Farm [ 东ṇū场] [ 50°23’ N, 124°6’ E, 397m], collected by sweep net, 2024. VII. 14, Yuetian Gao ( CAU) GoogleMaps .

Distribution. China ( Beijing; Hebei Province; Heilongjiang Province; Liaoning Province); Finland, France, Germany, Norway, Slovakia, Spain, Sweden, Switzerland ( Haenni 2013; Haenni & Carles-Tolrá 2020).

Remarks. A widely distributed species in Northern China with 26 specimens from four provinces. S. genypodis can be separated from other Swammerdamella species by the spine-like process on male sternite 7 and a pair of tooth-like projections on male terminalia.