M. spinosa may refer to: Mahura spinosa, a funnel-web spider species in the genus Mahura Malikia spinosa, a Gram-negative soil bacterium species Manjala spinosa, a tangled nest spider species in the genus Manjala Masteria spinosa, a mygalomorph spider species in the genus Masteria Mazax spinosa, a corinnid sac spider species in the genus Mazax Moricandia spinosa, a plant species in the genus Moricandia Morula spinosa, a mollusc species
See also Spinosa (disambiguation)