CYDNIDAE OF THE WESTERN HEMISPHERE — FROESCHNER 419 



Description. — Male: Two specimens. 



Head: Length more than half of width, 1.59(1.49-1.69) :2. 35(2. 31- 

 2.40) ; interocular width, 1.56(1.56-1.56) ; anterior outhne a moderately 

 flattened semicircle, fine dorsal carina somewhat submarginal apically; 

 juga as long as clypeus; surface with numerous, well-separated minute 

 punctures and no coarser ones. Antenna! segments: I, 0.53(0.53- 

 0.53); II, 0.46(0.46-0.46); III, 0.55(0.50-0.60); IV, 0.68(0.63-0.73); 

 V, 0.88(0.86-0.90). Labial segments: I, 0.81(0.80-0.83); II, 1.07(1.05- 

 1.10); III, 1.11(1.00-1.23); IV, 0.88(0.84-0.93). 



Pronotum: Width twice or slightly more than twice length, 

 5.30(5.26-5.34): 2.62(2.62-2.62); lateral setigerous punctures 8 to 12 

 in number; both lobes virtually impunctate except for lateral sub- 

 marginal band of fine punctures. 



Scutellum: Length-width ratio, 3.22(3.22-3.22) : 3.26 (3.22-3.30); 

 impunctate discally and apically. 



Hemelytron: Shining, exocorium with crowded distinct punctures; 

 mesocorium with punctures becoming obsolete medially; costa with 

 one setigerous puncture. 



Propleuron: With no punctures or only obsolete ones out of 

 depression. 



Mesopleuron and metapleuron: As described for genus. 



Sternites: Shining, with no punctures but a few moderate, longi- 

 tudinal rugae mesad of sunken spiracular area; most segments usually 

 without lateral, submarginal setigerous tubercles. 



Terminalia: Male genital capsule impunctate except at extreme 

 lateral edge, apical margin entire; gonostylus as illustrated, (fig. 204). 



Length of body: 9.43(9.30-10.57). 



Female. — Two specimens. Similar to male, measurements larger. 



Head: Length-width ratio, 1.62(1.56-1.69) :2. 67(2.53-2.82); inter- 

 ocular width, 1.72(1.62-1.82). Antennal segments: I, 0.58(0.56- 

 0.60); II, 0.46(0.43-0.50); III, 0.56(0.50-0.63); IV, 0.76(0.70-0.83); 

 V, 0.91(0.90-0.93). Labial segments: I, 1.00(1.00-1.00); II, 1.28 

 (1.20-1.36); III, 1.28(1.28-1.28); IV, 0.95(0.90-1.00). 



Pronotum: Length-v/idth ratio, 3.33(3.07-3.60) :6.21(5.73-6.70). 



Scutellum: Length-width ratio, 3.82(3.60-4.05) :3. 98(3. 77-4.20). 



Length of body: 11.11(10.05-12.17). 



Type data. — Holotype male (USNM 64419), "Rurrenabaque, Rio 

 Beni, Bolivia, Oct., W. M. Mann, Mulford Bio. ExpL, 1921-1922." 

 Allotype female (MCZ), "Mirim, Ceara, Brazil, Mann." Paratypes 

 as follows : 



PARAnuAY: Horqueta, Nov. 8, 1932, A. Schulze, 1 male (JCL). 



Brazil: Chapada, September, 1 female (Car). 



Argentina: Salta: Aguaray, October 1946, Buohn, 1 female (UnivTuc). 

 Formosa: "Mi.si6n Loishi," Nov. 17, 1950, Willink-Monros, 1 female (UnivTuc). 

 Misioncs: San Ignacio, November 1950, F. Monros, 1 female (RCF). 



