SMICRONYX WEEVILS—ANDERSON 345 
Missouri: st. Lours co.: Blackjack, Aug. 9 and 19 (USNM). 
TEXAS: DONLEY Co.: Clarendon, Aug. 29 (B. D. Valentine). 
Total specimens examined: 8. 
Smicronyx rectirostris Blatchley 
Ficures 101, 147 
Smicronyx rectirostris Blatchley, Journ. New York Ent. Soc., vol. 30, p. 101, 
1922. Lectotype, here designated: Male, Gainesville, Florida, Aug. 27, 1918, 
collected by W. 8. Blatchley, Purdue University (W. 8. Blatchley collection). 
Description: Rostra of both sexes piceous, almost straight; squa- 
mose behind antennal insertions; roughly punctate behind antennal 
insertions, sparsely so before antennal insertions in male; finely 
punctate behind antennal insertions, very smooth and polished be- 
fore antennal insertions in female. Head piceous, finely alutaceous. 
Antennae piceous, club glabrous at base. Prothorax black to piceous, 
moderately rounded on sides, moderately narrowed and slightly con- 
stricted toward apex; closely punctate, some punctures confluent; 
scales elongate-ovate, yellowish white; prosternum moderately emar- 
ginate, slightly impressed transversely. 
Elytra piceous, thinly covered with small elliptical yellowish to white 
scales. Underside of thorax and abdomen covered with small, ovate 
white scales. Femora ferruginous, moderately clavate, covered with 
elongate white scales. Tibiae ferruginous, covered with elongate 
white scales. Tarsi ferruginous, fourth segment extending only a 
little beyond the third; claws small, connate for about one-third their 
length, slightly divergent. Median lobe of male genitalia slightly 
narrowed toward apex. Stem of the spiculum ventrale of female 
genitalia not dilated at anterior end (fig. 147). 
Measurements: The following measurements were taken from 6 
males and 5 females from Bergen Beach, Long Island, N.Y., and 3 
males and 3 females from Bay Head, N.J. All measurements are in 
millimeters: 
Males Females 
Mean Extremes Mean Extremes 
Body length 2. 54 2. 50-3. 00 2.82 2. 60-3. 30 
Elytra length 1. 80 1. 70-2. 00 1.85) 7. 70-2520 
Elytra width at base 1. 09 1. 00-1. 22 1.14 1.09-1. 32 
Prothorax length ONa2 0. 66—0. 83 0.78 0. 73-0. 86 
Prothorax width 0. 79 0. 73-0. 89 0.86 0. 83-0. 89 
Rostrum length 1. 02 0. 96-1. 12 1.40 1. 32-1. 68 
Rostrum length before antennal 0. 39 0. 36-0. 43 0.81 £0. 73-1. 06 
insertion. 
Funicular segment 2 length 0.103 0.102-0.119 0.108 0. 102-0. 119 
Funicular segment 3 length 0.054 0.051-0.068 0.057 0. 051-0. 068 
586455—62——11 
