Liotyphlops, Peters, 1881

Antúnez-Fonseca, Cristopher A., Ramos-Galdamez, Josue, Solís, José Mario, Diaz-Ricaurte, Juan C. & Wilson, Larry David, 2024, A new species of the genus Liotyphlops Peters, 1881 (Serpentes: Anomalepididae) from the Caribbean coast of Honduras, Zootaxa 5543 (1), pp. 97-110 : 106-107

Key to species of the genus Liotyphlops

1. Number of subcaudals five or fewer........................................................... L. caracasensis Number of subcaudals eight or more...................................................................... 2

2. Supralabials three......................................................................................3 Supralabials four...................................................................................... 4

3. Four scales on first vertical row of body........................................................... L. caissara Three scales on first vertical row of body....................................................... L. pino sp. nov.

4. Three scales contacting posterior edge of prefrontal.......................................................... 5 Four scales contacting posterior edge of prefrontal.......................................................... 12

5. One scale contacting posterior edge of nasal between second supralabial and prefrontal.............................. 6 Two scales contacting posterior edge of nasal between second supralabial and prefrontals........................... 10

6. Scales around midbody 19–20..................................................................... L. haadi Scales around midbody 22.............................................................................. 7

7. Five scales on first vertical row of body.......................................................... L. albirostris Four scales on first vertical row of body................................................................... 8

8. Posterior scale rows of body 20–21................................................................ L. wilderi Posterior scale rows of body 22.......................................................................... 9

9. Third supralabial scale does not contact ocular scale................................................. L. bondensis Third supralabial scale contacting the ocular scale.................................................... L. petersii

10. Infralabials two................................................................................. L. taylori Infralabials three..................................................................................... 11

11. Nasal scale in contact with second supralabial...................................................... L. schubarti Nasal scale separated from second supralabial by small accessory scale.................................. L. ternetzii

12. Four scales on first vertical row of body........................................................... L. argaleus Five to six scales on first vertical rows of body............................................................. 13

13. Infralabials four............................................................................... L. trefauti Infralabials three..................................................................................... 14

14. Scales around midbody 24........................................................................ L. anops Scales around midbody 26.................................................................... L. palauophis .