Franklin, A. 2015. Benthic invertebret SGCN data. New Mexico Environment Department.

• Hyalella azteca
• Musculium transversum
• Pyrgulopsis pecosensis

Mehlhop, P. 1992. Field survey to Blue Spring on June 17, 1992.

• Gastropoda

Mehlhop, P. 1992. Field survey to Blue Spring on June 19, 1992.

• Gastropoda

Mehlhop, P. 1992. Field survey to Castle Spring, Eddy Co, NM on June 19, 1992.

• Gastropoda

Mehlhop, P. 1992. Field survey with B.A. Brown to lower part of spring run of Blue Spring, June 20, 1992.

• Gastropoda

Mehlhop, P. 1993. Field survey to Blue Spring on June 16, 1993.

• Gastropoda

Mehlhop, P. 1993. Field survey to Roswell Country Club on June 16, 1993.

• Gastropoda

Taylor, D.W. 1987. Fresh-water Molluscs from New Mexico and Vicinity. New Mexico Bureau of Mines and Mineral Resources. Bulletin 116. 50pp.

S92MEHUSNMUS, Legacy reference. Physical copy not yet located.

• Pyrgulopsis sp. 2
• MIMBRES SPRINGSNAIL
• ORGAN MOUNTAINS WOODLANDSNAIL

Mehlhop, P. 1992. Establishment of a rare mollusc inventory and monitoring program. Unpubl. progress report by New Mexico Natural Heritage Program to NM Dept. of Game and Fish. Year I. Contract # 80-519-52. 12 p.