Acantholyda

Acantholyda is a genus of sawflies.

Subgenera
The genus is divided into two subgenera:
 * Acantholyda Costa, 1894
 * Itycorsia Konow, 1897

Species

 * A. aequorea Middlekauff, 1958 – North America (Calif)
 * A. aglaia Zhelochovtsev, 1968
 * A. aglaia aglaia Zhelochovtsev, 1968
 * A. aglaia stigma Shinohara, 2001
 * A. aglaia yezoensis Shinohara & Hara, 2000
 * A. albomarginata (Cresson, 1880) – North America
 * A. alpina Shinohara, 2000 – Japan
 * A. angulata (MacGillivray, 1912) – North America
 * A. apicalis (Westwood, 1874) – North America
 * A. atrata (Cresson, 1880) – North America
 * A. atripes (Cresson, 1880) – North America
 * A. aurigera Middlekauff, 1958 – North America (Calif)
 * A. birmanica Shinohara, 2005 – Asia
 * A. balanata (MacGillivray, 1923) – North America
 * A. bicolorata (Norton, 1869) – North America
 * A. brunnicans (Norton, 1864) – North America
 * A. brunniceps (Cresson, 1880) – North America
 * A. bucephala (Cresson, 1880) – North America
 * A. burkei Middlekauff, 1958 – North America
 * A. chicoutimiensis (Huard, 1879) – Canada (East)
 * A. circumcincta (Klug, 1808) – North America
 * A. crocinca Middlekauff, 1959 – North America
 * A. depressa Middlekauff, 1958 – North America (AZ)
 * A. dimorpha Maa, 1944
 * A. erythrocephala (Linnaeus, 1758) – Europe
 * A. flaviventris Shinohara, 1991
 * A. flaviceps (Retzius, 1783)
 * A. flavomarginata Maa, 1944
 * A. floridana Greenbaum, 1975 – North America
 * A. hieroglyphica (Christ, 1791) – Northern Eurasia
 * A. intermedia Maa, 1949
 * A. kojimai Shinohara, 2000 – Japan
 * A. kumamotoi Shinohara, 2000 – Japan
 * A. laricis (Giraud, 1861) – Northern Eurasia
 * A. luteomaculata (Cresson, 1880) – North America
 * A. maculiventris (Norton, 1869) – North America
 * A. marginiventris (Cresson, 1880) – North America
 * A. mexicana Liston, 1996
 * A. mizunoi Shinohara, 2001
 * A. nemoralis (Thomson, 1871) = A. posticalis
 * A. nigripes (Cresson, 1880) – North America
 * A. nigrita (Cresson, 1880) – North America
 * A. ochrocera (Norton, 1869) – North America
 * A. parki Shinohara & Byun, 1996 – Korea, Far Eastern Russia
 * A. peiyingaopaoa Xiao, 1963
 * A. piceacola Xiao & Zhou, 1986
 * A. pini Rohwer, 1911 – North America
 * A. pinivora Enslin, 1918 = A. posticalis
 * A. pirica Shinohara, 2000 – Japan, Sakhalin
 * A. poppigii (Brischke & Zaddach, 1865) – North America
 * A. posticalis (Matsumura, 1912) – Northern Eurasia
 * A. posticalis koreana Shinohara, 2000
 * A. posticalis pinivora Enslin, 1918
 * A. posticalis posticalis (Matsumura, 1912)
 * A. pumilionis (Giraud, 1861) – Alpine Europe
 * †A. ribesalbesensis Peñalver & Arillo, 2002
 * A. ruficeps (Harrington, 1893) – North America
 * A. runcinata Middlekauff, 1958 – North America
 * A. serbica Vasic, 1962
 * A. stellata Christ, 1791
 * A. taiwana Shinohara, 1991
 * A. terminalis (Cresson, 1880) – North America
 * A. tesselata (Klug, 1808) – North America
 * A. teunisseni Achterberg & Aartsen, 1986
 * A. thalictra Middlekauff, 1958 – North America
 * A. tsuyukii Shinohara, 2001
 * A. verticalis (Cresson, 1880) – North America
 * A. xanthiana Wei & Niu, 2008
 * A. xiaoi Shinohara, 2000
 * A. zappei (Rohwer, 1920) – North America