Holospira metcalfi

Lang, B. 2000. Status and distribution of terrestrial snails of Southern New Mexico, Completion Report. Santa Fe: Endangered Species Program, Conservation Services Division, New Mexico Department of Game and Fish. Project Number: E-36(1-5).

Worthington, R.D. and A.L. Metcalf. 1998. Living and fossil (Pleistocene, Holocene) gastropod faunas from the Little Hatchet Mountains, Grant and Hidalgo Counties, New Mexico. New Mexico Naturalist's Notes. 1(2):24-31.

• Sonorella hachitana hachitana
• Holospira metcalfi
• Rabdotus durangoanus

Lang, B. 1999. Status and distribution of terrestrial snails of southern New Mexico. Unpubl. performance report by NM Dept. of Game and Fish, Santa Fe, NM. 53 p.

Lang, B. 2003. Heritage rank status for the state of New Mexico on land snails. 1 p.