Anillina, Jeannel, 1937

Cicchino, Armando C. & Roig- Juñent, Sergio, 2001, Description And Relationships Of Paranillopsis New Genus, Two New Species From Argentina, And A Key To The Neotropical Genera Of The Subtribe Anillina (Coleoptera: Carabidae: Bembidiini), The Coleopterists Bulletin 55 (2), pp. 185-193 : 186

Key to Neotropical Anillina genera, based on characters of adults

1 Mentum tooth absent ------------------------------------------------------------------------------------------ 2

1' Mentum tooth present ---------------------------------------------------------------------------------------- 4

2 (1) Pronotum without setae; elytron with umbilical series type A (anillienée), with nine setae, seta 8 longest than setae 7 and 9 -------------------- 3

2' Pronotum with two lateral setae on each side; elytron with umbilical series type B (scoptodipniennée), with ten setae, seta 9 longest than setae 7 and 8 ( Ecuador) ---------------------------------------- Zoianillus Sciaky, 1994

3 (2) Antenna long, extended to base of elytron; mentum without setae ( Brazil) ---------------------------------------------------------------------------------- Stylulites Jeannel, 1963

3' Antenna short, extended only half length of pronotum; mentum with two setae (Greater Antilles) ------------------------------ Stylulus Schaufuss, 1882

4 (1) Elytron with umbilical series type B (scoptodipniennée), seta 9 longest than setae 7 and 8 ------------------------------------------------------------------------------------------------ 5

4' Elytron with umbilical series type A (anillienée), seta 8 longest than setae 7 and 9 ---------------------------------------------------------------------------------------------------------- 7

5 (4) Head without lateral frontal carinae; elytra fused (Galapagos Is.) ---------- ------------------------------------------------------------------------------------------- Mystroceridius Reichardt, 1970

5' Head with lateral frontal carinae clearly visible and pronounced; elytra not fused ------------------------------------------------------------------------------------------------------------------ 6

6 (5) Length 3 mm; pronotum cordiform; labrum quadrisetose; mentum and submentum fused; paraglossae distinct -------------------------------------------------------------------- ----------------------------------------------------------------------------------------------- Honduranillus Zaballos, 1997

6' Length 2.5 mm; pronotum not cordiform; mentum and submentum not fused, free, labium with six setae; paraglossae indistinct. ( Mexico) ----- -------------------------------------------------------------------------------------- Mexanillus Vigna­Taglianti, 1973

7 (4) Tarsi tetramerous ( Peru) ------------------------------------ Anillotarsus Mateu, 1980

7' Tarsi pentamerous ------------------------------------------------------------------------------------------------ 8

8 (7) Mentum with at least four setae ------------------------------------------------------------------- 10

8' Mentum with two setae ------------------------------------------------------------------------------------- 9

9 (8) Pronotum with three lateral setae on each side; third elytra stria without fixed setae ( Peru). ------------------ Cryptocharidius Etonti and Mateu, 1992

9' Pronotum with two lateral setae on each side; elytra with three fixed setae on the third stria ( Chile) ----------------------- Nothanillus Jeannel, 1962

10 (9) Body elongate; ligula with rounded paraglossae; pronotum cordiform, lateral sides convergent posteriorly, posterior region smooth ------------- ----------------------------------------------------------------------------------------------------------- Paranillopsis new genus

10' Body wide; ligula without paraglossae; lateral margin of prothorax convex, with posterior region serulate (Central America and Mexico) --------------------------------------------------------------------------------- Geocharidius Jeannel, 1963