Table 4 in Two new species and two new records of Homidia (Collembola, Entomobryidae) from China

Table 4. Comparison of H. socia between different descriptions.
CharactersThis workDenis (1929)Christiansen and Bellinger (1980, 1992)Stach (1965)Jordana (2012)Chaetal formula of labial baseMREL1L2unknownMREL1L2unknownunknownMac on Abd. I10unknown11 or 159unknownCentral mac on Abd. II6unknown5-666Central mac on Abd. III2-3unknown333Mac A2 on Abd. IVpresentunknownpresentunknownpresentMac of transverse row on Abd. IV8-9unknown887Centro-posterior mac on Abd. IV6-10unknown585Dental spines15up to 30<207 or 1114*
* Jordana (2012) gave 14 spines on dens on the specimens of Vietnam and Japan he examined, and 14-30 spines in the species redescription that included the values given by Denis (1929) in the original description.