Valid Names Results

Austrotachardiella nigra (Townsend & Cockerell, 1898) (Tachardiidae (= Kerriidae): Austrotachardiella)

Tachardia nigra Townsend & Cockerell 1898: 172. Type data: MEXICO: Vera Cruz, Orizaba, on Acacia sp., July 15, 1897.. Syntypes, female, Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name
Tachardiella (Austrotachardiella) nigra (Townsend & Cockerell, 1898); Chamberlin 1923: 192. change of combination
Austrotachardiella nigra (Townsend & Cockerell, 1898); Kapur 1958: 30. change of combination

Families: 2 | Genera: 2

Countries: 1

KondoGu2011: pp.347-350 ( Adult (F) ) [Key Based on Adult Females to Separate Species of the Family Kerriidae Known to Occur in the New World]
KondoGu2005: pp.405 ( Adult (F) ) [Species of Austrotachardiella]

Structure: Adult female: test globular, black, shiny, consistency somewhat soft, flexible, with elasticity of rubber, Dorsal region with three white filaments, curved, measuring 3 mm to 4 mm in length. Test measures 2 mm in diameter. Devoid of protective test, oblong, measuring a little more than 1 mm in length. Brachial plates cylindrical, slightly longer than wide, narrower in the mid-section, widened at extremities, with numerous fine, parallel ridges longitudinally; crater round, with the inner border finely crenulated, the central area with numerous quinquelocular pores. (Fonseca, 1975)
General Remarks: Good description and illustration of the adult female given by Chamberlin (1923).