Genus 3. CATAULACUS ^HNS.

Formica ^HNS, pt., Latr. Hist. Nat. Fourm. 275 (1802). Cryptocerus ^HNS, pt., St. Farg. Hym. i. 171 (1836). Cataulacus ^HNS, Smith, Mon. Crypt. Trans. Ent. Soc. Lond. 2nd ser. ii. (1853).