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Cabbage Looper Moth

Trichoplusia ni

Description:

Previously, the best I could manage for an I.D. was Unidentified Geometridae, but thanks to arne.roysland's species suggestion, I can now call it by it proper scientific name - Trichoplusia ni. The caterpillar shown here is the larva of a Geometrid Moth and according to Wikipedia, it is known by the following Common Names: Looper, Spanworm and Inchworm. I have always found the names of organisms (both scientific and common ) to be fascinating because, with few exceptions, the scientific names give us a glimpse into the minds of the scientists who documented and named them. Similarly, the common names give us a greater insight into the cultures in which they are used. The caterpillar shown here, in my view, is a wonderful example of how the common names express the exact meaning of the scientific name (that isn't always the case) and also translate very well into the common names of other languages. It goes like this - Geometridae comes from Latin and Greek words meaning "earth measurer" (we all learned a little Geometry at school), but here's the best part, the common names in English (at least two of them) Inchworm and Spanworm are obviously also to do with measuring, the "span" referring to the old method of measuring by "hands" (horses are still measured in hands). Where I live, in the Province of Zambales, Philippines, the language is called Sambal and the word "dangan" in Sambal, is a noun which means "the span of a hand" and what do they call this caterpillar? Yes, youv'e guessed it. They call it "Dangan-dangan", the verb which means measuring in Spans.

Habitat:

This Unidentified Geometrid Moth Larva was spotted in our front yard on the leaf of a Painted Nettle (Coleus scutellarioides), known in the Philippines as Mayana. Plant identification - http://www.stuartxchange.org/Badiara.htm...

Notes:

My reference for the name "Dangan-dangan" is the Tina Sambal, English, Tagalog Dictionary compiled by Philippine academics, Sotero B. Elgincolin, Hella E. Goschnick and Priscilla R. Elgincolin. (Note: the "Tina" is a dialectic identifier, there are other Sambal dialects). My copy of this dictionary was given to me as a Xmas gift in 1995 by a relative who had owned it for years and treasured it as the only Tina Sambal Dictionary ever published. When it was handed to me, there were many apologies because one of the corners had been gnawed by a moth (rather appropriate for this spotting), but it was thought to be, perhaps, the only remaining copy of the dictionary. I still have it and use it to this day.

1 Species ID Suggestions

arne.roysland
arne.roysland 10 months ago
Cabbage Looper Moth
Trichoplusia ni Cabbage Looper Moth (Trichoplusia ni) · iNaturalist


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2 Comments

John B.
John B. 10 months ago

Thanks again, Arne. Your help is always very much appreciated.

John B.
John B. 10 months ago

Hi ArisL,
thank you for your Species ID Suggestion. It is kind of you to try and help. We all try to assist each other as much as we can in Project Noah and I think the Species ID Suggestion is an important tool for doing just that. However, I would like to just point out that we all have to be extra careful when we are putting forward ID Suggestions to others so that we don't mislead anyone. For me, one of the most important aspects of identification is the "Distribution". I am in the Philippines and my moth caterpillar photo was taken in the Philippines. So, when you suggested the scientific name of a species which exists only in Europe and Southern Britain (see https://en.wikipedia.org/wiki/Cyclophora......), then you had really no chance of being right and the information was not helpful to me. But don't worry, we all make mistakes (I have made many) and I am sure you will remember to check distribution information next time. John B.

John B.
Spotted by
John B.

Spotted on Jun 20, 2021
Submitted on Jul 17, 2023

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