taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
82E3CEC23D1758FBBCAFCFAAE4247229.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242126	https://doi.org/10.3897/subtbiol.50.138174.figure4	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
82E3CEC23D1758FBBCAFCFAAE4247229.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242127	https://doi.org/10.3897/subtbiol.50.138174.figure5	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
5F464CECFDB158B9AB5AADEE1ADAC910.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242127	https://doi.org/10.3897/subtbiol.50.138174.figure5	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
5F464CECFDB158B9AB5AADEE1ADAC910.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242128	https://doi.org/10.3897/subtbiol.50.138174.figure6	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
5F464CECFDB158B9AB5AADEE1ADAC910.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242129	https://doi.org/10.3897/subtbiol.50.138174.figure7	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
E2875DDCA0C65E8BA16E2F22318671AB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242126	https://doi.org/10.3897/subtbiol.50.138174.figure4	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
E2875DDCA0C65E8BA16E2F22318671AB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242127	https://doi.org/10.3897/subtbiol.50.138174.figure5	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
E2875DDCA0C65E8BA16E2F22318671AB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242128	https://doi.org/10.3897/subtbiol.50.138174.figure6	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
E2875DDCA0C65E8BA16E2F22318671AB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242129	https://doi.org/10.3897/subtbiol.50.138174.figure7	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
63597E15A27B594AA418A2E3E7CCC1EE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242126	https://doi.org/10.3897/subtbiol.50.138174.figure4	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
63597E15A27B594AA418A2E3E7CCC1EE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242127	https://doi.org/10.3897/subtbiol.50.138174.figure5	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
63597E15A27B594AA418A2E3E7CCC1EE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242128	https://doi.org/10.3897/subtbiol.50.138174.figure6	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	Figure 6. Dorsal view of the penis of the three new species A Stygopyrgus variabilis B Stygopyrgus gracilis C Phreatodrobia embossa. Yellow color is due to Bouin’s solution for dissection, preserved tissues are white. Scale bars: 100 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
63597E15A27B594AA418A2E3E7CCC1EE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242129	https://doi.org/10.3897/subtbiol.50.138174.figure7	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	Figure 7. SEM of radula (A – F) of new Stygopyrgus species A – C Stygopyrgus variabilis, Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX D – F Stygopyrgus gracilis, Fresno Canyon, Presidio County, TX. Scale bar radula: 1 µm.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
1A1A6EBD9EEC5871823E68F0B14A8958.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242126	https://doi.org/10.3897/subtbiol.50.138174.figure4	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	Figure 4. SEM of shells A shells of Stygopyrgus variabilis sp. nov., Las Palmas 5, Lower Canyons of the Rio Grande, Brewster Co., TX. ANSP 506748 B Las Palmas 1, Lower Canyons of the Rio Grande, Brewster Co., TX C shell of Stygopyrgus gracilis sp. nov., Fresno Creek, Fresno Canyon, Presidio County, TX. ANSP 506744 D Texapyrgus diaboli, comb. nov., lectotype of Tryonia diaboli, ANSP 91726, Drift of Devils River, Val Verde County, TX E Big Satan Canyon, Devils River, Val Verde County, TX F Phreatodrobia embossa sp. nov., Caroline Springs, Terrell County, TX. ANSP 506746. Scale bars: 500 µm (A – C, F); 300 µm (D, E).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
1A1A6EBD9EEC5871823E68F0B14A8958.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242127	https://doi.org/10.3897/subtbiol.50.138174.figure5	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	Figure 5. SEM of protoconch sculpture A – D & teleoconch sculpture E – I A, E Stygopyrgus variabilis sp. nov. Individual from Las Palmas 1, Lower Canyons of the Rio Grande, Brewster County, TX B, F Stygopyrgus gracilis sp. nov. Individual from Fresno Canyon, Presidio County, TX C, G Texapyrgus diaboli comb. nov. Individual from Big Satan Canyon, Devils River, Val Verde County, TX D, H Phreatodrobia embossa sp. nov. Individual from Caroline Springs, Terrell County, TX I Balconorbis coronae comb. nov. Individual from Indian Springs Canyon Springs, Val Verde County, TX. Scale bars: 100 µm (A – E); 50 µm (E – I).	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
1A1A6EBD9EEC5871823E68F0B14A8958.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242124	https://doi.org/10.3897/subtbiol.50.138174.figure2	Figure 2. Maximum Clade Credibility tree resulting from Bayesian analysis of COI alignment. Posterior probability values < 0.50 indicated with dashed gray branches, 0.50–0.94 indicated with gray branches, and 1.0–0.95 are indicated with black branches. Terminals are labeled with a sample ID and sampling locality. Some nodes collapsed for non-target taxa for readability of the figure. Type localities are indicated with an *. Scale bars: substitutions per site.	Figure 2. Maximum Clade Credibility tree resulting from Bayesian analysis of COI alignment. Posterior probability values < 0.50 indicated with dashed gray branches, 0.50–0.94 indicated with gray branches, and 1.0–0.95 are indicated with black branches. Terminals are labeled with a sample ID and sampling locality. Some nodes collapsed for non-target taxa for readability of the figure. Type localities are indicated with an *. Scale bars: substitutions per site.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
1A1A6EBD9EEC5871823E68F0B14A8958.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1242125	https://doi.org/10.3897/subtbiol.50.138174.figure3	Figure 3. Maximum Clade Credibility tree resulting from Bayesian analysis of LSU and Combined alignment. Posterior probability values < 0.50 indicated with dashed gray branches, 0.50–0.94 indicated with gray branches, and 1.0–0.95 are indicated with black branches. Terminals are labeled with a sample ID and sampling locality. Type localities are indicated with an *. Scale bars: substitutions per site.	Figure 3. Maximum Clade Credibility tree resulting from Bayesian analysis of LSU and Combined alignment. Posterior probability values < 0.50 indicated with dashed gray branches, 0.50–0.94 indicated with gray branches, and 1.0–0.95 are indicated with black branches. Terminals are labeled with a sample ID and sampling locality. Type localities are indicated with an *. Scale bars: substitutions per site.	2025-02-04	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.		Zenodo	biologists	Perez, Kathryn E.;Saenz, Vanessa;Guerrero, Yamileth;Gonzalez, Lisa;Guerrero, Evan;Diaz, Pete;Hutchins, Benjamin T.;Schwartz, Benjamin F.			
