SUPPLEMENTAL DATA 3—Measurements of types and other specimens. 

A.	Protohemichenopus neuquensis Camacho, 1953
Holotype (CPBA 21433; flattened): H* (without rostrum and posterior labral process)=12.5 mm; D (without lateral labral processes)=10.2 mm; H (with incomplete rostrum and posterior labral process)=23.1 mm; D/H*=0.82. Ll (incomplete)=8.5 mm; Wl (incomplete)=13.5 mm; Div=55.9 °. 
Paratype (CPBA 21434; slightly crushed): H=19.7 mm; D=15.5 mm. 
CPBA 21409.1: H=24.9 mm; Hlw=17.1 mm; Hap=13.6 mm; D=15.8 mm; D/H=0.63; Hlw/H=0.6. PA=41.8 °; SL=15.5 °. 
CPBA 21417.21: Ll (incomplete)=13.8 mm; Wl (incomplete)=37.2 mm; Div=76.7 °.

B.	Dimorphosoma weaveri sp. nov. 
Holotype (CPBA 21460.2): H (without rostrum, incomplete spire, slightly crushed)=20.2 mm; Hlw=11.6 mm; D (with labral wing)=18.7 mm; Ll=11.2 mm; Wl=6.6 mm. 
Paratype (CPBA 21460.1): H (incomplete rostrum and spire)=19.3 mm; Hlw=10.7 mm; Hap=8.9 mm; D (without labral wing)=8.5 mm; D/H=0.44; Hlw/H=0.55; PA=27.6 °. 
Paratype (CPBA 21460.3): H (without rostrum, incomplete spire)=16.5 mm; Hlw=10.5 mm; D (with labral wing)=17.8 mm; Ll=11.4 mm; Wl=7.7 mm ; PA=27.9 °; SL=11.7 °. 
CPBA 21424.1: H=21.2 mm; Hlw=10.8 mm; Hap=7.9 mm; D=9.3 mm; D/H=0.44; Hlw/H=0.51. PA=13.3 °; SL=12.2 °.

C.	Harpagodes jaworskii (Weaver, 1931)
Syntype (UWBM 281): H=86 mm; Hlw=65 mm; Hap=52 mm; D=52 mm; D/H=0.6; Hlw/H=0.75; PA=58 °; SL=6.6 °. 
Syntype (UWBM 283): H=88 mm; Hlw=68 mm; Hap=51 mm; D=51 mm; D/H=0.58; Hlw/H=0.77; PA=52.1 °. 
CPBA 21268: H=157.2 mm; Hlw=119.4 mm; Hap=60. 7 mm; D=125.6 mm; D/H=0.8; Hlw/H=0.76; PA=64 °; SL=10.2 °.