Range: 27.5°N to 18.75°N; 97.5°W to 95.8°W Maximum Reported Size: 3.86 mm
Details
Pyrgulopsis spinosusCall & Pilsbry, 1886, p. 14, pl. 2, figs. 17-17a, 18-18a, 19 [Basis of the current name] Type Locality: Comal Creek, New Braunfels, Texas Range: 27.5°N to 18.75°N; 97.5°W to 95.8°W Maximum Reported Size: 3.86 mm Distribution: USA: Texas; Mexico: Veracruz References: Call & Pilsbry (1886) M; Morrison (1939a) W; Odé (1987b) NM; Reguero & García-Cubas (1989) SE Comments: Probably entirely a freshwater species.
Partial List of References
Call, R. E. and H. A. Pilsbry. 1886. On Pyrgulopsis, a new genus of rissoid mollusk, with descriptions of two new forms Proceedings of the Davenport Academy of Natural Sciences 5 9-14. [Stated date: 25 May 1886.]