Hypsibius (Hypsibius) conjungens Thulin, 1911 (Ramazzotti 1962 a)
H. (D.) conjungens, H. (H.) conjungens (Mihelčič, 1967)
H. (H.) conjungens (Mihelčič 1972)
H. (H.) conjugens Thulin, 1911 (Claps & Rossi 1981)
Hebesuncus conjugens (Thulin, 1911) (Rossi & Claps 1989)
Terra typica: Sweden (Europe)
Argentina:
• 41 °00′S, 71 ° 30 ′W; 800 m asl: Neuquén Province, Isla Victoria, mosses on tree. Rossi & Claps (1989)
• 41 °08′S, 71 ° 20 ′W; 950 m asl: Rio Negro Province, Cerro Runge, very wet, mosses from forest. Claps & Rossi (1981)
• 41 ° 58 ′S, 71 ° 31 ′W; 390 m asl: Rio Negro Province, Bolson [El Bolsón], cypress grove, lichens on dry trees in full sun and mosses on dry rocks in full sun (2 samples). Mihelčič (1967)
• 50 °06′S, 73 ° 18 ′W; 200 m asl: Santa Cruz Province, Los Glaciares National Park, shores of Argentino Lake, near the Onelli glacier, Nothofagus forests, in the shade, mosses and lichens on trees and rocks. Maucci (1988)
• 50 ° 18 ′S, 72 ° 48 ′W; 200 m asl: Santa Cruz Province, shores of Argentino Lake, La Bandera [Puerto Bandera] near El Calafate, lichens on rocks, in full sunlight. Maucci (1988)
• Undefined localities cited according Mihelčič (1967), dry mosses on tree in full sun. Mihelčič (1972)
Chile:
• 30 ° 25 ′S – 37 ° 45 ′S [34 ° 17 ′S, 70 ° 33 ′W]; 1,500 m asl: Region VI Libertador (Región del Libertador General Bernardo O ′Higgins), near Rancagua (Termas de Cauquenes, Hacienda Chacayes), 80 km on south of Santiago de Chile, steppe shrubs, mosses on rocks in sun. Ramazzotti (1962 a)
• 50 ° 59 ′S, 73 °00′W; 1,200 m asl: Region XII Magallanes (Región de Magallanes y de la Antártica Chilena), Torres del Paine National Park, mosses on trees and rocks, nearly all in half sunlight. Maucci (1988)
• 51 ° 34 ′S, 72 ° 36 ′W; 200 m asl: Region XII Magallanes (Región de Magallanes y de la Antártica Chilena), Ultima Esperanza, near Cueva del Milodón, mosses on rocks, in sunlight. Maucci (1988)
Record numbers: Argentina: 6, Chile: 3; total: 9.
Remarks: Distribution largely Holarctic (McInnes 1994 a), with some confusion over Hebesuncus conjungens taxonomy, suggesting a species complex (Pilato et al. 2012).