430 Mr. J. W. ShoebotLam's Notes on Collemhola. 



Mucrones plump. Coxae strikingly short. "With or 

 witliout scales. The hitherto known forms with eyes and 

 free-living. Subfamily Pabonellinje (C. B., 190G). 



ii. Dentes with dorsal ciliated scales or ciliated spines, these at 

 the bases of the dentes pass over into ciliated bristles. 

 Coxfe generally distinctly longer than the trochanters (also 

 in Troglopedeies ?). Empodial appendage with 3 wing- 

 corners, or more or less reduced. Eyeless and scaled. 



Subfamily Cyphoderin^ (C. B., 1906). 



* With one eutodorsal row of ciliated spines on the dentes. 

 Free-living in caves. 



Tribe Troglopedetini, C.B., 1913. 



** With a double roiv of ciliated scales on the dentes. Man- 

 dibles wdth or witliout molar plate. Head obliquely pro- 

 gnathous, or hypognathous. Claws normal or with a 

 bladder-like terminal portion. Mostly living in association 

 with ants or termites. 



Tribe Cyphoderini, C. B., 1913. 



B. Body pear-shaped to almost glohular, as a rule, rvith obsolete seg- 

 mentation of the thorax and the first 4 abdoviinal segments ; 

 especially the abdominal terga and pluurae not differentiated. The 

 ano-geuital segments remain mostlj' independent,'but are occasionally 

 fused together. Manubrium with a medial support-piece of the 

 dentes, similar to the Poduridae, ventrally always wnlhout hairs. 

 Pronotum (sometimes also the metanotum) without hairs. 



Suborder Symphypleona, C. B., 1901. 



a. Ante7in(e inserted in or in front of the 7niddle of the Jtead, always 



considerably shorter than the head-diagonal, 4-segmented ; head 

 without elevated vertex. Corpus tenaculi without bristles. 

 Co.rce elongated, also on the outer side distinctly longer than the 

 trochanteral segment. Ano-genital segment concealed under the 

 f ureal segment (seen from above). Abdominal sensorj' setae 

 absent. 7. Family Neelid^, Folsom, 1896. 



b. Antennce inserted behind (over) the middle of the head, generally 



considerably longer than the liead-diagonal, not rarely with 

 subdivided segments. Head with distinctly elevated vertex over 

 the neck. Corpus tenaculi (generally) Avith bristles. Coxce not 

 elo)igated, on the outer side considerably shorter than the inner 

 side and than the trochanteral segment. Ano-genital segment 

 not concealed under the furcal segment. Abdominal sensory 

 setsa present. 8. Family Sminthurid.^;:, Lubbock, 1862. 



1. Ventral sac (tube) even in full-grown animals smooiJi-icalled 

 (seldom at the tips with small warts — after Linnaniemi). 

 Cor])US tenaculi with lateral appendage (stylus ?) at the base 

 of the rami. Integument granular. Tracheae (always?) 

 present. Subfamily Sminthuridin^, C. B., 1906 



* Anal and genital segment fused, on each side with two (one 

 small) sensory setse. 



Tribe Sminthuridini, C. B., 1913. 



** Anal and genital segment separated, sometimes the latter 

 fused with the furcal segment. The genital segment with 

 onlv one sensory seta. 



Tribe Katianniki, C. B., 1913. 



