ICHNEUMONIDAE 127 



Townes, 1962, p. 393.) 



*Type: Ichneumon ariolator Linnaeus. 

 Nasutocryptus Pratt ( syn. teste Townes and Townes, Op. cit. supra) . 



cinctiventris (Cushman). D. C. 



*leiponeuron Townes. Fla. 



Lymeon leiponeuron Townes, 1962. In Townes and Townes, U. S. Natl. 

 Mus. Bui. 216 (Pt. 3) : 393, 397. $,9. 



nasutum (Pratt). Transf. from Nasutocryptus Pratt (teste Townes and 

 Townes, 1962, pp. 393, 398). 



orbum (Say). Host: Phereoeca walsinghami (Busck). 



Genus ACERASTES Cushman, p. 273 



pertinax Cresson. Cuba, Puerto Rico. 



Biology: Townes and Townes, 1962, pp. 404-405. 



Genus POLYCYRTIDEA Viereck, p. 273 



flavopicta (Ashmead). Remove from Catalog, p. 273, and Sup. 1, p. 47, not in 

 Nearctic region. Remove limiiis Cushman from syn. {teste 

 Townes and Townes, 1962, pp. 406-407). 



limitis Cushman. Tex.; Mexico, Costa Rica. Removed from syn. of flavopicta 

 (Ashmead). A valid species {teste Townes and Townes, p. 406). 



*Subtribe NEMATOPODIINA 



Taxonomy: Townes and Townes, 1962. U. S. Natl. Mus. Bui. 216 (Pt. 

 3) : 15, 20, 461. 



Insert as third Subtribe of Cryptini. 



Genus ACRORICNUS Ratzeburg, pp. 275-276, Sup. 1, pp. 47-48 



Xenodocon Foerster. Misspelled Xenocodon{l) in Catalog, pp. 275, 1283. 



Type species, Xenodocon ruficornis Foerster, is considered 

 syn. of stylator (Thunberg) by Perkins, 1962, p. 462. 



stylator edwardsii (Cresson). Host: Sceliphron caementarium (Dru.). 



stylator excelsus (Cresson). Wyo., S. Dak. 



stylator junceus (Cresson). Host: Eu7nenes nest. 



Genus MESSATOPORUS Cushman, p. 276, Sup. 1 , p. 48 



compressicomis Cushman. Ohio, Tenn. Hosts: Ancistrocerus tuberculoce- 

 phalus sutterianus (Sauss.) ; Trypoxylon collinum rubrocinctum 

 Pack. 



discoidalis (Cresson). Miss. 



Mesostenus ferruniequinum Walsh and Riley. Preocc. 



Mesostenus jocosus Provancher, 1874. Nat. Canad. 6 (10) : 300. 5. 



Taxonomy: Townes and Townes, 1962, pp. 462-463, 465-467. 



ferrumequinujTi (Walsh and Riley) . Preocc. 



Mesostenus discoidalis Cresson. Removed from syn. as valid name for 



above. 



rufiventris Cushman. Transcont. Hosts: Auplopus nest; tPhanagenia hom- 

 hycina nest; Trypoxylon (Trypoxylon) sp. 



♦Subtribe ECHTHRINA 



Taxonomy: Townes and Townes, 1962, U. S. Natl. Mus. Bui. 216 (Pt. 3) : 

 15, 20, 476. 



Place as fourth subtribe of Cryptini. 



Genus ECHTHRUS Gravenhorst, p. 273 



* Karaechthrus Uchida, 1929. Ins. Matsumurana 3 (4) : 176. (Syn. teste 

 Townes and Townes, 1962, p. 486.) 



