a 
306 On the Classification of the Crustacea Choristopoda. 
=e nent Latr—Segmenta thoracis subequa. Antenna 2de flagello longo 
confec 
G. 2. eek Johnston —Segmentum thoracis 4tum prelongum. Antenne ade 
longze, ungue 1-3-articulato confectae. Pedes 8 antici ciliati, non unguiculati, 
Subfam. 2, ANTHURIN Ai.—Opercula abdomini J vent bene appressa, 
sik libera et latera abdominis partim tegentia. 
G.1. Antuura, Leach—Antenne breves, 4—8-articulate. Pedes antici subchelati. 
Subtribus Ill. TANAIDEA, vel Antsoropa ONIscica. 
: Fam. 1. TANAID. 
Pedes Imi 2dive subchelati, sequentes non ancorales. Abdomen 
ee 5 ‘gene subnatatoriis unoque postico stylorum instructum. 
Sub A —Corpus lineare, segmento thoracis 1mo sepe oblongo 
cuheait ‘etna Styli caudales longo 
G.1. Tawats, Zdw.*—Antenne Imex flagello non confectz. Pedes antici ae 
ae chelati, reliqui unguiculati. Styli caudales sat longi, 3—7-arti ticulati 
plic 
G. 2. hohe nasil similis. Styli page hesiosae ramis inequis, 
articulis uno vel —— ructis. sing age bre 
ra, Dan so Re Pedes 
ongi, oe bitin; reliqui macnesitey Styli eens sat longi, wre 
ter 
facts 
PSEUDES, za oF oar Imi 2deeque flagello unico confecte. Pedes 
anti breves, crassé chelati, 2di extremitate laminati, non pes nen 
G. 5. Buaa,t Edw: —Antenne Ime 2deeque flagello confecte quoque fla- 
‘gello appendiculari. Pedes 1mi 2dique crassi, 1mis chelatis, bis  tinguicalde 
Subfam. 2. LIRIOPIN.A.—Corpus antice latius, postice sensim angustans, 8° 
mento thoracis 1mo — vix longiore, capite sat grandi, Appendices abdominals 
numero decem elon 
G. 1. Lrrtorz, Tue bad Pades 4 antici aero ote Pig fet culati, 
7mi abbreviati, articuloque styliformi confect ze perbreves [te 
rum scopula ornate]. 
C.2. Cryproram, Dana—Liriopi affinis, Pedes Tmi non abbrevat ‘unguiculati 
Subfam. 3. CROSSURIN A!.—Corpus antice latius, postice i 
segmento thoracis Imo vix longiore, capite sat grandi. A ondioed abdominales 
inferiores numero sex, ciliate ss pias oY 
G. 1. Crossurus, Rathke |—Pedes antici chelati, rhe reliquis unguiculatis. 
“ Abdomen duabus teeniis semicireularibus e b> amin pilorum erectorum mu 
compositis fimbriasque duas exhibentibus ¢cinctum.” 
Fam. Il. BOPYRID.{] 
Pedes toti plerumque aliquo modo subprehensiles — vel ancorales. 
Maris, corpus angustum, abdomen 1-6-articulatum, appendicibus sub- 
natatoriis stylisque duobus szepe instructum, interdum totis ap 
obsoletis ; feming, corpus latum et obesum, oculis carens, 
pedes sepe partim obsoletum. 
* Genus Zewxo, Templeton, Sor Ent. Soc,, i ii, 208, 7 4 included. _... , 4 af ) 
ore J. Sei. [2 pelea: i, Kr. (Tids. iv, 1842) oh 
— fet 4, p. 321) Rhoow forsan afin 
