FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Comvita Ltd   2. Issuer Name and Ticker or Trading Symbol DERMA SCIENCES, INC. [DSCI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) WILSON ROAD SOUTH, PRIVATE BAG 1 3. Date of Earliest Transaction (Month/Day/Year) 04/29/2011 (Street) TE PUKE, Q2 3189 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/29/2011   X(1)   52,084 A $ 8 910,417 D   Common Stock 04/29/2011   J(2)   45,537 (3) D $ 9.15 (3) 864,880 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Series H Warrants

$ 8

04/29/2011

X(4)

52,084

04/18/2006

04/30/2011

Common Stock

52,084

(5)

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Comvita Ltd WILSON ROAD SOUTH PRIVATE BAG 1 TE PUKE, Q2 3189		X

Signatures

/s/ Neil Craig, Chairman, Comvita Ltd		05/02/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The acquisition of the securities reported herein resulted from the exercise by the Reporting Person of a derivative security (Series H Warrant) exempt under Rule 16b-6(b).
(2)	The disposition of the securities reported herein resulted from the payment of exercise price by withholding underlying securities incident to the exercise by the Reporting Person of a derivative security (Series H Warrant) exempt under Rule 16b-6(b).
(3)	Reflects 45,537 underlying securities withheld by the Issuer at a 10-day average market price of $9.15 per share less an exercise price of $8.00 per share to fund the exercise price of the derivative security (Series H Warrant) exercised to acquire 6,547 underlying securities.
(4)	The disposition of the securities reported herein resulted from the exercise by the Reporting Person of an in-the-money derivative security (Series H Warrant) exempt under Rule 16b-6(b).
(5)	The securities reported herein were originally issued to a wholly-owned subsidiary of the Reporting Person in 2006 and were subsequently distributed by the subsidiary to the Reporting Person without payment of cash consideration. The distribution from subsidiary to the Reporting Person effected a change in the form of beneficial ownership exempt under Rule 16a-13 and was reported on Schedule 13G and Form 3 of Reporting Person filed April 8, 2010.

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