17. 
Wee 
o bo 
on 
101 
At least one transverse list between head and trunk behind the base of the maxillipeds . . 14 
Head with naked lateral margins (margins of the lateral borders). ......... 15 
Headmwithmhainvalaterdlemanoin Shere enewees mewelchietslscstsl os sss cls sau elie bee 16 
Antennule rather short and clumsy. Sub-median skeleton without a process at the 
basal mnnensanolLesofsthemmcixallliedSiemaeuete eset let eee 14. S. Metope n. sp. 
Antennule moderately long and slender. Sub-median skeleton with a small process at 
the basal inner angle of each maxilliped............ 18. S. Gitanopsidis n. sp. 
Exceedingly short hairs on the lateral margins of the head. Basal joint of the maxil- 
lipedssmodenatelyeshontmandsStOUteates lene setae ici). sae ehae sale) 5 ile 
Moderately long hairs on the lateral margins of the head. Basal joint of the maxillipeds 
lonemandieslemdery) op. tiene ce ete rye ge acme see eel) s hearer are 22. S. Amphilochi n. sp. 
Caudal stylets behind or on the posterior margin of the ring of the genital area. 
19. S. Giardia n. sp. 
Caudal stylets at some distance in front of the posterior margin of the ring of the 
Penital Paneer minaetise ce) teh cel stole Grek sn ellsee, Gediseumenel taeeticp atts 20. S. Bonniert n. sp. 
2. Conspectus of the Males known. 
Dorsal surface of the trunk with (at least) a transverse line or belt of hairs, or covered 
with, hairs; ‘all over 275.2 4): Need gain toteht aa hes one Meee ne ae SE 2 
Morsal surface of the trunk quite; naked’) 22 Ss 4s 552.5 o. 26. S. microcephala 
Frontal border with two very deep and broad incisions dividing it into three plates, 
the median one of which is large, long and broad and nearly square, the lateral ones 
NUE AS MOLLCTP i tea iste eS -chc. cb Mics Sanda inane) s aiineranil She Group of S. Leuckartii 
Frontal border not deeply incised, the margin crenate or entire. ........... 3 
Frontal margin crenate, forming six lobes of which the most external ones are low. 
9. S. Calliopia 
ByontalemancimeentirG: esese eels ei eee era soe) PE Ne Le Pee Eek ORL ee eal shot epoca os Sar 4 
Trunk covered with single hairs or with (at most) 3-branched setaceous hairs (3 hairs 
PLOCEEMIN SM IMOMMeAG NY tinivalkT10t) Mememem nen iemtmemreienl smettentey Collcmreute. feulcicmretlrsli-ttett<itcun-Ur-u- 5 
Trunk covered with tiny oblong transverse knots, from each of which proceed about 
ten very fine hairs, radiating backward and sideways.......... 25. 8. frontalis 
Each caudal stylet with a very conspicuous seta, which is from about thrice to many 
(HUTHSS ine Aigireailn oe {ANS AVIG 6 oc aca. o pepe ee Gls ob be oa of Se oo go eo cic 6 
Each caudal stylet with two or three moderately short setae, none of which is very 
Conspicuous wandenot) thrice the lenetheor theystylet 2.9)... 0. es 12 
First pair of legs 1-branched, the branch ending in a long seta......... sah 
First pair of lees 2-branched, the outer branch ending in a long and a shorter seta, 
~l1 
the inner branch in a conspicuous, shorter or longer terminal seta .......... 9 
