ICHNEUMONIDAE 175 



Genus NANIUM 



Front wing 3.5 to 5.4 mm. long; clypeus separated from face by an 

 impression, its profile weakly convex and apex broadly arcuate; mandibular 

 teeth equal; junction of occipital and hypostomal carinae some distance 

 above base of mandible; lateral ocellus separated from eye by about 2.5 its 

 diameter; first flagellar segment about 1.55 as long as second; mesopleurum 

 with a median longitudinal groove on only its hind 0.25 ± ; notaulus faint 

 and rather short, or absent. Propodeum without carinae, its profile rather 

 weakly convex; tarsal claws short, sparsely pectinate; areolet absent; me- 

 diella strongly arched; nervellus vertical or inclivous, broken below the 

 middle or sometimes not broken; first tergite rather short and broad, its 

 dorsal profile weakly convex or almost flat, spiracle at the middle, its base 

 without a dorsal pit, its dorso-lateral carina present to apex of glymma and 

 sometimes present (but weak) between spiracle and apex; glymma rather 

 short, deep, separated from glymma on opposite side by a translucent parti- 

 tion; thyridium absent; sides of tergites 2 and 3 curved under, at least in 

 female not clearly separated from their rather narrow epipleura; male sub- 

 genital plate simple; tip of penis somewhat swollen, moderately decurved, its 

 apex rounded; ovipositor sheath 0.35 to 0.6 as long as apical depth of abdo- 

 men, moderately wide; ovipositor straight, moderately stout, with a strong 

 subapical dorsal notch; cercus like the head of a mushroom, much wider than 

 long. 



Type : Tryphon capitatus Cresson. 



This is an American genus, with the type-species in the eastern part of 

 the Nearctic Region, and an undescribed species each in Mexico and in Chile. 



The generic name is from vaviov (puppet), in reference to the small 

 size. 



capitatuni (Cresson), n. comb. Transf. from Laphyroscopus Foerster, p. 328. 



♦Genus ZAPLETHOCORNIA Schmiedeknecht 



Zaplethocornia Schmiedeknecht, 1912. Opusc. Ichn. fasc. 32, p. 2519. 



Type: Ichneumon procurator Gravenhorst. Incl. by Schmie- 

 deknecht, 1913. 



Place on p. 329 before Synoecetes Foerster. 



longipes (Davis), n. comb. Transf. from Laphyroscopus Foerster, p. 328 

 {teste Townes in litt.) . 



Genus SYNOECETES Foerster, p. 329 

 Polyrhysius Thomson. Delete type citation. Add : Emend. 



♦Genus ESIGNA Perkins 

 ( = Gnes/a Foerster, p. 330) 



Esigna Perkins, 1962. British Mus. (Nat. Hist.) Bui. Ent. 11 (8) : 425. 

 New name for Gnesia Foerster, 1868, preocc. by Doubleday, 1848. 

 Type: Gnesia caliroae Rohwer. By substitution of Esigna for 

 Gnesia, 



rotundata (Davis), n. comb. 



Genus PROTARCHUS Foerster, p. 330 



Otlophorus Foerster. Remove from syn. and from Catalog. A valid 

 genus {teste Perkins, 1962, p. 441) with no descr. Nearctic spp. 



Neales Foerster. Isogenotypic syn. of preceding. Remove from Catalog. 



Protarchoides Cushman. A revision may prove this is a distinct but 

 closely related genus. 



Genus HIMERTA Foerster, pp. 330-331 



Himerta Foerster, 1868. Change type citation to Euryproctus (Him- 



ertus) bisannulalus Thomson. 

 Clepsiporthus Foerster. Change type citation to (Mesoleptusl ruhigitu 



osus Davis) = Himerta ruhiginosa (Cresson). 



