146 
BULLETIN OF THE BUEEAU OF FISHERIES 
Altetitha depreesa 
^omalooera paters onl 
Calaxms flsmarehioxts 
C&llgns schlston^ 
SoTTtemora herdnani 
Ualltloalestris oronl 
fiarpaotiexis ohellfer 
laMdooera aestiva 
nyopsyllns sarsl 
Olthaoa brevioomls 
Olthona slmllis 
Paraealantis parras 
Parategastes sphaerlotis 
Po&tella meadil 
Pontella penoata 
Taohiditis breTloornls 
Temora longleomls 
Fig. 47. — Occurrence of certain copepods in surface collections from May to December, 1923 
The following Copepoda were taken during 1922-23: 
Tribe Gymnoplea 
Family Calanidse: 
Calanus finmarchicus (Gunnerus) . 
Pseudocalanus elongatus (BcBck) . 
Paracalanus parvus, Claus.^ 
Family Centropagidse : 
Centropages typicus, Kroyer. 
C. hematus (Lilljeborg). 
Temora longicornis (Miiller). 
Eurytemora herdmani, Thompson and 
Scott. 
E. hirundoides (Nordquist). 
Metridia lucens, BcBck. 
Pseudodiaptomus coronatus, Williams. 
Family Pontellidte: 
Labidocera astiva, Wheeler. 
Pontella meadii, Wheeler. 
P. pennata, Wilson. ^ 
Anomalocera patersoni, Templeton. 
Acartia tonsa, Dana. 
A. longiremis (Lilljeborg). • 
A. bifilosa, Giesbrecht.i 
Tortanus discaudata (Thompson and 
Scott). 
Acartia clausii, Giesbrecht. 
Tribe PoDOPLEA 
Family Cyclopidae: 
Oithona similis, Glaus. 
O. brevicornis, Giesbrecht.* 
Hermanella sp. 
Family Harpacticidae : 
Microsetella rosea, Dana.' 
M. norvegica, Boeck. 
Setella gracilis, Dana.* 
Thaumaleus claparedii.* 
Harpacticus chelifer (Miiller). 
Alteutha depressa, Baird. 
Harpacticus uniremis, Kroyer. 
Parategastes spsericus (Glaus). 
Idya furcata (Baird). 
Dactylopusia vulgaris, Sars. 
Laophonte sp. A.^ 
L. sp. B.2 
Tachidius brevicornis (Miiller). 
Amphiascus obscurus, Sars.' 
Parawestwoodia minuta, Glaus.' 
Longipedia coronata, Glaus. 
Ilyopsyllus sarsi, Sharpe. 
Asellopsis sp. 
Halithalestris croni (Kroyer) . 
Family Galigidse: Galigus schistonyx, Wilson. 
1 New to Woods Hole. 
2 Both differing distinctively from L. longicaudaia Bceck, New to Woods Hole. 
