Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Massachusetts Butterfly Club Data Explorer

Use the filters to search and browse the records in the MBC dataset. Click on a record number to view additional details.

Learn more about the Massachusetts Butterfly Club partnership.

Displaying 2881 - 2928 of 116767

Spring Azure
Celastrina ladon

Record number: 779983
Observation date: Jul 12, 1998
Record by: Matt Pelikan
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779984
Observation date: May 20, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779985
Observation date: Apr 19, 1999
Record by: Stan Bolton
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779986
Observation date: May 15, 1994
Record by: Brian Cassie
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779987
Observation date: Jun 04, 1994
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779988
Observation date: May 22, 1995
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779989
Observation date: Jun 04, 1995
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779990
Observation date: May 13, 1996
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779991
Observation date: May 20, 1996
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779992
Observation date: Jun 01, 1996
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779993
Observation date: Apr 11, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779994
Observation date: Apr 24, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779995
Observation date: Apr 25, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779996
Observation date: May 05, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779997
Observation date: May 04, 1994
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779998
Observation date: Apr 27, 1995
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 779999
Observation date: Apr 28, 1996
Record by: Tom Dodd+Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780000
Observation date: Apr 08, 1999
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780001
Observation date: May 02, 1999
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780002
Observation date: May 12, 1999
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780003
Observation date: May 16, 1999
Record by: Richard Hildreth
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780004
Observation date: May 21, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780005
Observation date: May 22, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780006
Observation date: Jul 04, 1999
Record by: Bob Bowker
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780007
Observation date: Apr 27, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780008
Observation date: May 11, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780009
Observation date: May 13, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780010
Observation date: May 15, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780011
Observation date: May 18, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780012
Observation date: May 19, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780013
Observation date: May 20, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780014
Observation date: May 21, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780015
Observation date: May 22, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780016
Observation date: May 26, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780017
Observation date: May 27, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780018
Observation date: Jun 03, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780019
Observation date: Jul 15, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780020
Observation date: Jul 24, 1992
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780021
Observation date: Apr 21, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780022
Observation date: Apr 29, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780023
Observation date: May 05, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780024
Observation date: May 06, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780025
Observation date: May 07, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780026
Observation date: May 14, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780027
Observation date: May 24, 1993
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780028
Observation date: Apr 19, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780029
Observation date: Apr 28, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780030
Observation date: May 02, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States