316 



REPTILIA: SERPENTES: TYPHLOPIDAE "At * "^ TYPHLOPS 



TYPHLOPS Oppel 



1811 Typhlops Oppel, Ordnungen, Familien und Gattungen der Reptilien: 5^- Type-species: Anqu is 



lumbr i cal i s Linnaeus. 

 1815 T i phloDS Rafinesque (emendation of Typhlops Oppel), Analyse de la Nature: ]S. 

 IB3O Typhi i na Wagler, Nat. Syst. Amphib.': I56. Type-species: Acont i as 1 i neatus Reinwardt = Typhlops 



1 i nea tus Boie. 

 1843 GerrhoD i lus Fitzinger, Systema Reptilium; 24. Type-species: Typhlops a ter Schlegel. 

 I843 Asp i dorhynchus Fitzinger, Systema Reptilium: 24. Type-species: Typhlops eschr icht i i Schlegel - 



Acont ias puncta tus Leach. 

 I843 Pseudotyphlops Fitzinger, Systema Reptilium; 24. Type-species: Typhlops polyaramm icus Schlegel. 

 I843 Rhamphotyphlops Fitzinger, Systema Reptilium; 24. Type-species: Typhlops mul t i 1 i neatus 



Schlegel . 



1843 Rh i notyphlops Fitzinger, Systema Reptilium; 24. Type-species; Typhlops laland i i Schlegel. 



1844 P i 1 i di on Dumeril and Bibron, Erp. Gen., 6: 257* Type-species: P i 1 i di on 1 i nea tum Dumeril and 



B ibron. 

 1844 Ophthalm i d i on Dumeril and Bibron, Erp. Gen., 6: 262. Type-species: Ophthalm i di on long i ss imum 



Dumeril and Bibron. 

 1844 Ca thetorh i nus Dumeril and Bibron, Erp. Gen., 6: 268. Type-species: Ca thetorh inus melanocephalus 



Dumeril and Bibron. 



1844 Onychocephalus Dumeril and Bibron, Erp. Gen., 6: 272. Type-species; Typhlops lalandi i Schlegel. 



1845 An i 1 i OS Gray, Cat. Liz. Brit. Mus.: 135' Type-species: An i 1 i os leach i i Gray = Angu is 



lumbr ical is Linnaeus. 



I845 Onychoph i s Gray, Cat. Liz. Brit. Mus.: I32. Type-species: Onychoph i s f rankl i n i i Gray = Typhlops 



laland i i Schlegel. 

 I845 Typhi i nal i s Gray (substitute name for Typhi i na Wagler), Cat. Liz. Brit. Mus.: 13^» 



I845 Arqyroph i s Gray, Cat. Liz. Brit. Mus.: I36. Type-species; Argyroph is b icolor Gray = Typhlops 



n i qroalbus Dumeril and Bibron. 



1845 Medi tor ia Gray, Cat. Liz. Brit. Mus.: 135- Type-species: Med i tor i a nasuta Gray = Anqu is 



lumbr ical i s Linnaeus. 



1846 Thyphlops Gistl (emendation of Typhlops Oppel), Na turgesch ichte des Thierreichs: xi. 



I86I D iaphorotyphlops Jan, Arch. Zool. Anat. Fis., 1; I85. Type-species: D iaphorolep i s disparilis 



Jan. 

 1869 Letheobia Cope, Proc. Acad. Nat. Sc i . Phila., 1868: 322. Type-species: Letheobia pallida Cope. 

 1881 Gryptotyphlops Peters, Sitz. Ges. Naturforsch. Freunde Berlin, 1881: 7O. Type-species: 



Onychocephalus acutus Dumeril and Bibron. 



Distribution: World-wide, in tropical and subtropical regions. 



Content: Probably somewhat more than 200 species, of which all but eight are extral im i tal. 



Key to the species Clave de especies 



1. Preocular present; fewer than 26 scale rows 2 1. Preocular presente; menos de 26 filas de 



No preocular; 26-28 scale rows un i 1 i neatus escamas 2 



Sin preocular; 26-28 filas de escamas 



un i 1 i neatus 



2. Con 20 filas de escamas 3 



Con 18 filas de escamas tenu i s 



3. Preocular in contact with upper labials two and 3- Preocular en contacto con segunda y tercera 



three 4 supralab ial 4 



Preocular in contact with upper labial three Preocular en contacto con solo la tercera 

 only lumbr ical is supralab ial lumbr ical is 



4. Nasal suture complete, contacts rostral 5 *• Sutura nasal completa que contacta con rostral- 

 Nasal suture i ncomplete, not in contact with 5 



rostral ret iculatus Sutura nasal incompleta que no contacta con 



rostral ret icula tus 



5- More than 355 middorsal scales 6 5. Mas de 355 escamas medi odorsales 6 



Fewer than 355 middorsal scales ] Menos de 355 escamas med iodorsales ] 



