This page lists all described species of the spider family Araneidae as of Dec. 20, 2016, that start with the letter A.
Acacesia
Acacesia Simon, 1895
Acacesia benigna Glueck, 1994 — Peru, Bolivia, Brazil
Acacesia graciosa Lise & Braul, 1996 — Brazil
Acacesia hamata (Hentz, 1847) (type species) — USA to Argentina
Acacesia tenella (L. Koch, 1871) — Mexico to Brazil, French Guiana, Guyana
Acacesia villalobosi Glueck, 1994 — Brazil
Acacesia yacuiensis Glueck, 1994 — Brazil, Argentina
Acantharachne
Acantharachne Tullgren, 1910
Acantharachne cornuta Tullgren, 1910 (type species) — East Africa
Acantharachne giltayi Lessert, 1938 — Congo, Madagascar
Acantharachne lesserti Giltay, 1930 — Congo
Acantharachne madecassa Emerit, 2000 — Madagascar
Acantharachne milloti Emerit, 2000 — Madagascar
Acantharachne psyche Strand, 1913 — Central Africa
Acantharachne regalis Hirst, 1925 — Cameroon, Congo
Acantharachne seydeli Giltay, 1935 — Congo
Acanthepeira
Acanthepeira Marx, 1883
Acanthepeira cherokee Levi, 1976 — USA
Acanthepeira labidura (Mello-Leitao, 1943) — Brazil
Acanthepeira marion Levi, 1976 — USA, Mexico
Acanthepeira stellata (Walckenaer, 1805) (type species) — Canada to Mexico
Acanthepeira venusta (Banks, 1896) — USA, Cuba, Hispaniola
Acroaspis
Acroaspis Karsch, 1878
Acroaspis decorosa (Urquhart, 1894) — New Zealand
Acroaspis olorina Karsch, 1878 (type species) — Western Australia, New South Wales Acroaspis tuberculifera Thorell, 1881 — Queensland
Acrosomoides
Acrosomoides Simon, 1887
Acrosomoides acrosomoides (O. P.-Cambridge, 1879) — Madagascar
Acrosomoides linnaei (Walckenaer, 1841) (type species) — West, Central, East Africa Acrosomoides tetraedrus (Walckenaer, 1841) — Cameroon, Congo
Actinacantha
Actinacantha Simon, 1864
Actinacantha globulata (Walckenaer, 1841) — Sumatra, Java
Actinosoma
Actinosoma Holmberg, 1883
Actinosoma pentacanthum (Walckenaer, 1841) — Colombia to Argentina
Aculepeira
Aculepeira Chamberlin & Ivie, 1942
Aculepeira aculifera (O. P.-Cambridge, 1889) — USA to Guatemala
Aculepeira albovittata (Mello-Leitao, 1941) — Paraguay, Argentina
Aculepeira angeloi Álvares, Loyola & De Maria, 2005 — Brazil
Aculepeira apa Levi, 1991 — Paraguay
Aculepeira armida (Audouin, 1826) — Palearctic
Aculepeira armida orientalis (Kulczynski, 1901) — Russia, China
Aculepeira armida pumila (Simon, 1929) — France
Aculepeira azul Levi, 1991 — Panama
Aculepeira busu Levi, 1991 — Hispaniola
Aculepeira carbonaria (L. Koch, 1869) — Palearctic
Aculepeira carbonaria sinensis (Schenkel, 1953) — China
Aculepeira carbonarioides (Keyserling, 1892) — USA, Canada, Alaska, Russia
Aculepeira ceropegia (Walckenaer, 1802) — Palearctic
Aculepeira escazu Levi, 1991 — Costa Rica
Aculepeira gravabilis (O. P.-Cambridge, 1889) — Honduras to Panama
Aculepeira lapponica (Holm, 1945) — Sweden, Finland, Russia
Aculepeira luosangensis Yin et al., 1990 — China
Aculepeira machu Levi, 1991 — Peru
Aculepeira matsudae Tanikawa, 1994 — Japan
Aculepeira morenoae Rubio, Izquierdo & Piacentini, 2013 — Argentina
Aculepeira packardi (Thorell, 1875) (type species) — North America, Russia, China, Kazakhstan Aculepeira serpentina Guo & Zhang, 2010 — China Aculepeira taibaishanensis Zhu & Wang, 1995 — China Aculepeira talishia (Zawadsky, 1902) — Turkey, Russia, Georgia, Azerbaijan Aculepeira travassosi (Soares & Camargo, 1948) — Mexico to Argentina Aculepeira visite Levi, 1991 — Hispaniola Aculepeira vittata (Gerschman & Schiapelli, 1948) — Brazil, Paraguay, Argentina
Acusilas
Acusilas Simon, 1895
Acusilas africanus Simon, 1895 — West, Central, East Africa
Acusilas callidus Schmidt & Scharff, 2008 — Sulawesi
Acusilas coccineus Simon, 1895 (type species) — China to Moluccas
Acusilas dahoneus Barrion & Litsinger, 1995 — Philippines
Acusilas lepidus (Thorell, 1898) — Myanmar
Acusilas malaccensis Murphy & Murphy, 1983 — Thailand, Laos, Malaysia, Sumatra, Borneo Acusilas spiralis Schmidt & Scharff, 2008 — Sumatra Acusilas vei Schmidt & Scharff, 2008 — Sulawesi Acusilas vilei Schmidt & Scharff, 2008 — Sulawesi
