158 EEPOET OF COMMISSIONER OF FISH AND FISHERIES. [452] 



Virbius zostericola, larvae and young ; July to September. 



Palsemonetes vulgaris, larvae and young ; July to September. 



Larval forms and young of other species of Macroura. 



Squilla empusa, larvae in different stages ; August, (439.) 



Mysis Americana, young and adult; April, May, (396.) 



Heteromysis formosa, young and adult. 



Thysanopoda, sp. Vineyard Sound ; April 30, (Y. K. Edwards.) 



Cumacea, several species. 



Lysianassinae, several species, young and adult. 



Urothoe, sp. 



Monoculodes, sp. 



Calliopius laBviusculus, adult and young; summer and winter, (439.) 



Pontogeneia inermis, full grown ; winter. 



Gaminarus uatator, adult and young ; summer and winter, (439.) 



Mcera levis. 



Ampelisca, sp., young. 



Amphithoe maculata, young. 



A. longimana, young even 5 or 6 mm long. 



Hyperia, species ; summer, (439.) 



Phronima, sp. ; September 8, (439.) 



Idotea irrorata, (439.) 



I. robusta, (439.) 



I. phosphorea. 



Ericlisouia filiformis. 



Epelys trilobus. 



Tanais filum. 



Sapphirina, sp. ; September, (439.) 



Free Copepods of many genera and numerous species. 



Argulus laticauda; August, (439.) 



A. latus; July. 



A. megalops ; September 8. 



Caligus rapax ; September 8, (439.) 



Balanus balanoides, larvae; April, May, June, (304.) 



Lepas fascicularis ; June and July, in Vineyard Sound, (382.) 



Limulus Polyphemus, young, (340.) 



Worms. 



Phyllodoee, sp., adult ; July 3 ; evening. 

 Phyllodoce, sp., young ; evening. 

 Eulalia, sp., young; September 3; evening. 

 Eulalia, sp., young; evening. 

 Euinidia, sp., young; Septembers; evening. 

 Eteone, sp., young ; evening. 



Autolytus coruutus, male, female, and asexual forms; July 29 to Au- 

 gust 18; evening. Watch Hill ; April 13, asexual form, (440.) 

 Autolytus, sp., asexual individuals, (398.) 



