418 



Astemma Drobachense nob. Corporc badio-nigrescenle 

 antice albo, ore corporis latitudinem duplicem ab apioe 

 remoto. Long. 3 — 4". 



2)en jkaer ncer A. longum Orst., fra tysntfen ben tfoer 

 abetter fta, oeb garden 03 t>et> -JftunbenS tagere 2lfjtanb 

 fra Qmben af Stroppen. 



Tetrastemma longicapitatum nob. Corpore linear! antice 

 subtruncato, postice cauda minuta terminate, griseo-Iute- 

 scente, capite 3 — 4pIo longiore quam lato., oculis quatnor 

 approximatis in anteriore capite, posterioribus inter se magis 

 remotis quam anterioribus. Long. 10 — ll' 7 '. 



3 Seer $aa 50 gat>ne3 £)pDbe. 



Tetrastemma dubium nob. Corpore oblongo-lineari 

 utrinque obtuso posteriora versus paulo latiore, griseo- 

 flaveseente, capite angustiore duplo longiore quam lato a 

 corpore linea transversali discreto, oculi anteriores pone 

 extremitatem anticam, posteriorcs post lineam transversalem. 

 Long. 3'". 



tyaa famme Steb font ben foregaaenbe* 



Polystemma pusillum nob. Corpore oblongo antice ob- 

 tuso postice acutiusculo, carneo, capite subreniformi duplo 

 latiore quam longo. Long. 7"'. 



Nemertes ? microcephala nob. Corpore lineari, utrinqve 

 paulo angustato, obtuso, subpellucido, fusco-grisescente, ca- 

 pite minutissimo subreniformi, oculis duobus pone marginem 

 anteriorem. Long. 8"'. 



3 Seer )paa 40 gaone5 2tyobe. 



)tc\ fyax unberfecjt et ftort kintal (?rcmptarer. £)e maae alt fact fun 

 betraQteS font en abnorm Ub&ifting (maajlce ct <2(aa,3 3*ib»olb& 

 orme). ©encre Unberfogeljer l>at>c oajaa fcifl, at be brunc SMarer 

 ilk ere %$$, ba bisfe ere mea,ct ftervc oa, (wbe en Qxaa gartoe. 



