Thryothrorus sissonii (Grayson, 1868)[2] Troglodytes insularis (Lawrence, 1871)[3] Thyromanes insularis (Oberhosler, 1898)[4] The Socorro wren (Troglodytes sissonii) is a species of bird in the family Troglodytidae.

"[5] and by biogeography and mitochondrial DNA sequence analysis of the MT-NADH dehydrogenase protein 2 gene.

[6] Its natural habitats is the tropical arid Croton masonii–prickly pear[Note 1] shrubland and occasionally the more humid forest.

It appears to prefer this habitat, limiting its presence above 600 m (2000 ft) although it does range over the whole island.

[7] However, the IUCN does not yet consider it threatened, because especially compared to the larger birds of Socorro, it has fared not too badly and remains among the most common local landbirds.