Lamoka points appeared in the Late Archaic and persisted well into the Woodland Era. They can be both side notched or stemmed. The side notch variety often exhibits a bulbous expansion of the base. Here is the description from Ritchie's NY typology and note the 2 illustrations on his page show an example of each form:
http://collections.nysm.nysed.gov/pr...es/lamoka.html
Maryland typology guide:
From RI, two side-notched Lamoka points with bulbous bases:
Two stemmed Lamoka points from RI:
Small Lamoka, Normanskill Chert, coastal RI:
http://collections.nysm.nysed.gov/pr...es/lamoka.html
Maryland typology guide:
From RI, two side-notched Lamoka points with bulbous bases:
Two stemmed Lamoka points from RI:
Small Lamoka, Normanskill Chert, coastal RI: