Acrolophus propinqua

(Walsingham, 1887)
Walsingham's Grass Tubeworm

Sort #: 137 | P #: 300087.5 | MPG #: 374
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Larval feeding type: Like most Acrolophus spp., larvae probably feed from silken tubes at or below the soil surface
Larval substrate: Probably grasses and herbaceous plants
Phenology: Adult: 7/09 to 9/15 (13 records)

Comment: There are several DNA BINs under this name.

Status in MA (automated assessment): Restricted distribution, rare
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1928
Last Year Reported: 2026

Distribution by County: Worcester, Plymouth, Dukes, Nantucket
Number of Records: 17