730 
ZOOLOGICAL LITERATURE. 
setigerorum autem plus quam 19. Lobus ceplialicus cum segmento buccali 
et primo setigero prorsus conuatus, incliuatus baud limbatus aiitice paullo 
angustatus convexus. Setae superiores capillares laeves, longiores anguste, 
breviores late limbatae. Setae inferiores in segmentis 4 anticis setigeris nullae, 
in ceteris vero uncini nuinerosi biseriales, rostrati, vertice rostri uni- vel 
obsoletissime bidentato, sine fascicule setularum sub rostro, manubrio elongate 
superne valde dilatato, sub rostro in angulum apice sinuato-incisum mucro- 
natumque producto. Segmenta postreina ignota. — R. looeni, sp. n. 
Nicomache (p. 189). Corpus subcjlindricum postice sensim attenuatum 
segmentis 26, quorum 22 setigeris, duobus brevibus anteanalibus nudis. 
Lobus ceplialicus cum segmento buccali nudo prorsus coalitus, ovalis, con- 
vexus, incliuatus, baud limbatus. Setae superiores capillares: abee crassiores, 
laeves, limbatae, apice longe attenuate, aliae tenuiores breviores baud limbatae 
inferne laeves, superne spinulis minimis adpressis biseriatis obsitae. Setie 
inferiores : in segmentis 3 anticis setigeris seta solummodo uuica, valida 
conica j in ceteris uncini multi minuti uniseriales, vertice rostri 3-dentato, 
infra rostrum fascicule capillorum sursum flexorum. Segmentum anale in- 
fundibuliforme margine cirris brevibus cincto. Anus terminalis in fundo 
infundibuli, — N. lumbricalis, Fabr. 
Axiothea (p. 190). Corpus subcjlindricum, segmentis 24, quorum 18 seti- 
geris et 4 anteanalibus nudis, Lobus ceplialicus, cum segmento primo nudo, 
prorsus coalitus, incliuatus, limbatus, antice in processuin brevem desineiis. 
Setae superiores capillares : aliae longiores limbatae laeves, aliae breviores et 
tenuiores, apicem versus utrinque subtilissime pennatae. Setae inferiores 
uncini uniseriales in omnibus segmentis setigeris nuinerosi, in 3 anterioribus 
tarnen paucioribus quam in sequentibus, vertice rostri 4-deutato, dente quinto 
minimo obsoleto vel evaiiido interdum pra3dito, sub rostro fasciculo capello- 
rum sursum flexorum. Segmentum ultinium infundibuliforme, margine 
ciliato. Anus terminalis in fundo infundibuli. — A. catenata, sp. n. 
Praxilla (p. 191). Corpus subcjlindricum postice sensim tenuius, segmentis 
26, quorum 19 setigeris et 5 anteanalibus nudis, Lobus cepbalicus cum seg- 
mento buccali nudo prorsus connatus incliuatus ovalis plerumque limbatus, 
antice in processuin brevem subglobosum aut conico-acuminatum desineiis. 
Setae superiores capillares, laeves, limbatae. Seta inferiores uncini : in seg- 
mentis 3-4 anticis setigeris pauciores quam in sequentibus, interdum solum- 
modo unicus validus subconicus obvius, in ceteris nuinerosi uniseriales ros- 
trati, vertice rostri 4-6-dentato, sub rostro fasciculo capillorum sursum re- 
flexorum. Segmentum ultimum subinfundibuliforme, margine cirris tenuibus 
cincto. Anus in fundo infundibuli conico-elevatus, — P. prcetermissa, sp. n. 
Maldane ( Clymene) sarsi, sp. n., Malmgren, 1. c. p. 188. 
Arenicolea. 
Liitlcen describes a new species of Aronicola inhabiting the coast of tlio 
Antilles, which he calls Arenioola {Pteroscolex) antillensis. Vid. Medd. 
Naturh. Foreu. Kjobenh. 1864, p. 120. 
Amphictenea. 
Malmgren (/. c.) describes the following new genera : — 
Cistenides (p. 360). Area pone palmulas subplana le\ iter excavata sub- 
