158 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [452]. 
Virbius zostericola, larvee and young ; July to September. 
Palemonetes vulgaris, larve and young; July to September. 
Larval forms and young of other species of Macroura. 
Squilla empusa, larve in different stages ; August, (439.) 
Mysis Americana, young and adult; April, May, (396.) 
Heteromysis formosa, young and adult. 
Thysanopoda, sp. Vineyard Sound; April 30, (V. N. Edwards.) 
Cumacea, several species. 
Lysianassine, several species, young and adult. 
Urothoé, sp. 
Monoculodes, sp. 
Calliopius leeviusculus, adult and young; summer and winter, (439.) 
Pontogeneia inermis, full grown ; winter. 
Gammarus natator, adult and young; summer and winter, (439.) 
Meera levis. 
Aippelisca, sp., young. 
Amphithoé maculata, young. 
A. longimana, young even 5 or 6™™ long. 
Hyperia, species ; summer, (439.) 
Phronima, sp.; September 8, (439.) 
Idotea irrorata, (439.) 
I. robusta, (439.) 
I. phosphorea. 
Erichsonia 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, larve; April, May, June, (304.) 
Lepas fascicularis ; June and July, in Vineyard Sound, (382.) 
Limulus Polyphemus, young, (340.) 
Worms. 
Phyllodoce, 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. 
Eteone, sp., young ; evening. 
Autolytus cornutus, male, female, and asexual forms; July 29. to Au- 
gust 18; evening. Watch Hill; April 13, asexual form, (440.) 
Autolytus, sp., asexual individuals, (398.) 
