OF ARTS AND SCIENCES. 23 
geniculantes et inflexi, 4 articulati, setis nudis, longis. Pedes postici 
maris dispares, dextro prehensili. Abdomen mediocre. Styli cau- 
dales breves, setis stricté appressis. [Animal sepius partim nigres- 
cens. ] | 
Sw. — Candace, D., Amer. Jour. Sci., Ser. 2da, I. 228. 1846. 
1. CagpAcE oRNATA. — JMaris: Cephalothorax 5-articulatus, ar- 
ticulis posticis quatuor, angulis posticis longé acutis, dextro longiore, 
Antenne e basi arcuate, alioque recté transverse, corpore parcé bre- 
viores, articulo secundo paulum oblongo ; setis brevibus, quorum pau- 
cis secundo articulo parcé longioribus, apicali posticáà articuli longitu- 
dine, posticá penultimá paulo longiore, antic& penultimá breviore. 
Antennarum :posticarum ramus brevis tenuis, valde brevior. Pes 
posticus dexter mediocris, articulo ultimo subuncinato, appendice late- 
rali subcorne&, articulum uncinatum longitudine superante. 
Long. i".— Hab. in mari Atlantico, lat. bor. 9? — 7^, long. occ. 19? 
— 21? ; etiam lat. aust. 6?, long. occ. 24^. — Lect. diebus 13, 18 Oct., 
8 Nov., 1838. 
..9. CANDACE PACHYDACTYLA. — JMaris : Cephalothorax 4-articula- 
tus, angulis posticis longe acutis et setá minutà extus instructis.  Án- 
tennz antice fermé corporis longitudine, 23-articulatee, e basi arcuatee, 
deinde recté transverse ; dextrà 91l-artieulatà, medio incrassulat&, ar- 
ticulo geniculationem praecedente valde elongato, et versus apicem 
subtilissimé pectinato, sequente non breviore. Antennarum posticarum 
rami longitudine subzequi. Pes posticus dexter crassus, apice rotunda- 
tus, appendice laterali crassé falcatá, obtusá. 
Long. 45". — Hab. in mari Atlantico, lat. aust. 1? — 11^, long. occ. 
14^ — 30^. — Lect. diebus 7, 9. 13, 16 Maii, 1842. 
3. CawDAcE Erniorica. — Maris: C. ornate antennas anticas et 
cephalothoracem affinis. Cephalothorax 4-articulatus. | Antenns an- 
ticze e basi arcuate ; articulo antennz;e dextre articulationem genicu- 
lantem precedente omnino subtilissimé pectinato. Pes posticus dexter 
subclavatus, obtusus, setà elongatáà, appendice laterali setaceà, longà, 
corneá, flexá. | Antennarum posticarum ramus brevis parvus. 
Long. 45". — Hab. in mari Pacifico, lat. aust. 18^, long. occ. 124^ ; 
lect. die 8 Aug., 1839 : lat. bor. 15?, long. 180^ ; lect. Dec., 1841. 
4. CaNDACE CURTA. — JMaris : C. ornate similis. Cephalothorax 
9-articulatus, posticé acutus. Pes posticus dexter apice subulatus, ap- 
pendice laterali curtá, spiniformi. Antennz anticze corpore parcé lon- 
