Cochemiea thomasii García-Mor., Rodr. González, J. GarcíaJim. & Iamonico - nowy gatunek z Sinaloa, Mexico.
Cochemiea thomasii is described and illustrated from Sinaloa. The new species is morphologically similar to C. halei from which it differs
by the hanging stems, the larger conical tubercles, less numerous and shorter central spines, and the ovoid fruits. A diagnostic key of the known Cochemiea species is included.
Conclusions: Cochemiea thomasii is endemic to the state of Sinaloa where it occupies a small area. On the basis of the criteria B2a (geographic range) and C (small population) of IUCN, the new species can be assessed as Critically Endangered (CR) or Vulnerable (VU). Adopting the precautionary approach, Cochemiea thomasii is considered as Critically Endangered (CR)
https://www.researchgate.net/publication/339340204_A_new_species_of_Cochemiea_Cactaceae_Cacteae_from_Sinaloa_Mexico