Mean jaw strike, collection, and size data for experimental colonies
| Species and authority . | Locality . | Body mass (mg) . | Head width (mm) . | Jaw length (mm) . | Jaw mass (mg) . | Max. strike speed (m s–1) . | Mean max. speed (m s–1) . | Mean max. radial acceleration (m s–2) . | Mean max. single-jaw force (mN) . |
|---|---|---|---|---|---|---|---|---|---|
| Odontomachus ruginodis Smith 1937 | Florida, USA | 5.6 (0.5) | 1.62 (0.10) | 1.10 (0.03) | 0.052 (.007) | 50.0 | 36.5 (7.1) | 1.47E+06 (3.96E+05) | 25.5 (6.7) |
| Odontomachus brunneus (Patton 1894) | Florida, USA | 7.6 (0.7) | 1.79 (0.07) | 1.16 (0.01) | 0.070 (0.004) | 66.5 | 41.5 (12.1) | 1.59E+06 (5.27E+05) | 30.2 (11.1) |
| Odontomachus haematodus (Linnaeus 1758) | P.N. Iguazu, Argentina | 6.0 (0.8) | 1.60 (0.08) | 1.16 (0.07) | 0.056 (0.010) | 56.8 | 43.3 (7.2) | 1.45E+06 (3.00E+05) | 22.0 (7.8) |
| Odontomachus clarus subs. desertorum Roger 1861 | Arizona, USA | 10.6 (2.0) | 1.98 (0.09) | 1.32 (0.09) | 0.095 (0.020) | 65.3 | 48.8 (8.9) | 1.74E+06 (3.46E+05) | 52.9 (12.2) |
| Odontomachus erythrocephalus Emery 1890 | La Selva, Costa Rica | 12.7 (0.5) | 2.20 (0.07) | 1.58 (0.04) | 0.144 (0.016) | 64.3 | 46.3 (11.4) | 1.57E+06 (5.26E+05) | 71.2 (24.4) |
| Odontomachus cephalotes Smith 1863 | Queensland, Australia | 16.7 (2.1) | 2.28 (0.13) | 1.60 (0.05) | 0.162 (0.003) | 48.3 | 37.1 (7.7) | 1.15E+06 (3.64E+05) | 60.5 (22.7) |
| Odontomachus chelifer Latreille 1802 | P.N. Iguazu, Argentina | 24.6 (2.8) | 2.63 (0.07) | 2.15 (0.04) | 0.310 (0.032) | 53.1 | 35.9 (7.7) | 8.73E+05 (2.18E+05) | 85.2 (26.5) |
| Odontomachus bauri*Emery 1892 | La Selva, Costa Rica | 11.6 (2.2) | 2.00 (0.08) | 1.29 (0.07) | 0.131 (.013) | 60.0 | 38.3 (8.7) | 1.21E+06 (4.56E+05) | 47 (12) |
| Species and authority . | Locality . | Body mass (mg) . | Head width (mm) . | Jaw length (mm) . | Jaw mass (mg) . | Max. strike speed (m s–1) . | Mean max. speed (m s–1) . | Mean max. radial acceleration (m s–2) . | Mean max. single-jaw force (mN) . |
|---|---|---|---|---|---|---|---|---|---|
| Odontomachus ruginodis Smith 1937 | Florida, USA | 5.6 (0.5) | 1.62 (0.10) | 1.10 (0.03) | 0.052 (.007) | 50.0 | 36.5 (7.1) | 1.47E+06 (3.96E+05) | 25.5 (6.7) |
| Odontomachus brunneus (Patton 1894) | Florida, USA | 7.6 (0.7) | 1.79 (0.07) | 1.16 (0.01) | 0.070 (0.004) | 66.5 | 41.5 (12.1) | 1.59E+06 (5.27E+05) | 30.2 (11.1) |
| Odontomachus haematodus (Linnaeus 1758) | P.N. Iguazu, Argentina | 6.0 (0.8) | 1.60 (0.08) | 1.16 (0.07) | 0.056 (0.010) | 56.8 | 43.3 (7.2) | 1.45E+06 (3.00E+05) | 22.0 (7.8) |
| Odontomachus clarus subs. desertorum Roger 1861 | Arizona, USA | 10.6 (2.0) | 1.98 (0.09) | 1.32 (0.09) | 0.095 (0.020) | 65.3 | 48.8 (8.9) | 1.74E+06 (3.46E+05) | 52.9 (12.2) |
| Odontomachus erythrocephalus Emery 1890 | La Selva, Costa Rica | 12.7 (0.5) | 2.20 (0.07) | 1.58 (0.04) | 0.144 (0.016) | 64.3 | 46.3 (11.4) | 1.57E+06 (5.26E+05) | 71.2 (24.4) |
| Odontomachus cephalotes Smith 1863 | Queensland, Australia | 16.7 (2.1) | 2.28 (0.13) | 1.60 (0.05) | 0.162 (0.003) | 48.3 | 37.1 (7.7) | 1.15E+06 (3.64E+05) | 60.5 (22.7) |
| Odontomachus chelifer Latreille 1802 | P.N. Iguazu, Argentina | 24.6 (2.8) | 2.63 (0.07) | 2.15 (0.04) | 0.310 (0.032) | 53.1 | 35.9 (7.7) | 8.73E+05 (2.18E+05) | 85.2 (26.5) |
| Odontomachus bauri*Emery 1892 | La Selva, Costa Rica | 11.6 (2.2) | 2.00 (0.08) | 1.29 (0.07) | 0.131 (.013) | 60.0 | 38.3 (8.7) | 1.21E+06 (4.56E+05) | 47 (12) |
Values are means (± s.d.)
Data from Patek et al. (Patek et al.,2006)