bismuthanes

The saturated hydrides of tervalent bismuth, having the general formula BinHn+2 . Hydrocarbyl derivatives of BiH3 belong to the class bismuthines.
Source:
PAC, 1995, 67, 1307 (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1322