452 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



Virbius zostericola, larvae and youDg ; July to September. 



Palsemonetes vulgaris, larvae and young j July to September. 



Larval forms and young of other species of Macroura. 



Squilla empusa, larvae in different stages 5 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. 



Urotboe, sp. 



Monoculodes, sp. 



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



Pontogeneia inermis, full grown ; winter. 



Gammarus natator, adult and young; summer and winter, (439.) 



Moera levis. 



Ampelisca, sp., young. 



Ampbithoe maculata, young, 



A. longimana, young even 5 or 6'^™ long. 



Hyperia, species ; summer, (439.) 



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



Idotea irrorata, (439.) 



I. robusta, (439.) 



I. phosphorea. 



Erich sonia filiformis. 



Epelys trilobus. 



Tanais filum. 



Sapphirina, sp. ; September, (439.) 



Free Oopepods of many genera and numerous species. 



Argulus laticaudaj August, (439.) 



A. latus; July. 



A. megalops ; September 8. 



Oaligus rapax ; September 8, (439.) 



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



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



Limulus Polyphemus, young, (340.) 



Worms. 



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

 Phyllodoce, sp., young ; evening. 

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

 Eulalia, sp., young; evening. 

 Eumidia, sp., young ; September 8 ; evening. 

 p]teone, sp., young ; evening. 



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

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

 Autol.ytus, sp., asexual individuals, (398.) 



