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 2929 - 2976 of 116767

Spring Azure
Celastrina ladon

Record number: 780031
Observation date: May 04, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780032
Observation date: May 09, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780033
Observation date: May 11, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780034
Observation date: May 13, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780035
Observation date: May 20, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780036
Observation date: May 24, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780037
Observation date: May 27, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780038
Observation date: May 29, 1994
Record by: Richard Forster
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780039
Observation date: Jun 30, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780040
Observation date: Aug 23, 1994
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780041
Observation date: Apr 20, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780042
Observation date: Apr 25, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780043
Observation date: Apr 27, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780044
Observation date: May 03, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780045
Observation date: May 08, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780046
Observation date: May 16, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780047
Observation date: May 22, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780048
Observation date: Jun 02, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780049
Observation date: Jun 08, 1995
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780050
Observation date: Jul 16, 1995
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780051
Observation date: Apr 23, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780052
Observation date: Apr 24, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780053
Observation date: Apr 25, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780054
Observation date: May 01, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780055
Observation date: May 07, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780056
Observation date: May 08, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780057
Observation date: May 09, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780058
Observation date: May 13, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780059
Observation date: May 15, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780060
Observation date: May 20, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780061
Observation date: May 29, 1996
Record by: Tom Dodd
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780062
Observation date: Jun 06, 1996
Record by: Brian Malcolm
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780063
Observation date: Jun 08, 1996
Record by: Tom Dodd+Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780064
Observation date: May 08, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780065
Observation date: May 20, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780066
Observation date: May 21, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780067
Observation date: Jun 06, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780068
Observation date: Jun 07, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780069
Observation date: Jun 11, 1996
Record by: Cathy Asselin
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780070
Observation date: Apr 20, 1995
Record by: Richard Forster
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780071
Observation date: Jul 13, 1999
Record by: Stan Bolton
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780072
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: 780073
Observation date: Jul 10, 1993
Record by: Dick Walton #
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780074
Observation date: Jul 16, 1994
Record by: Dick Walton #
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780075
Observation date: Jul 06, 1996
Record by: Dick Walton #
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780076
Observation date: Jul 12, 1997
Record by: Dick Walton #
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780077
Observation date: Jul 11, 1998
Record by: Dick Walton #
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States

Spring Azure
Celastrina ladon

Record number: 780078
Observation date: Jul 10, 1999
Record by: ZNC CONCORD
Verified by: MBC Recordkeeper
Region: Middlesex County, Massachusetts, United States